From owner-freebsd-xen@freebsd.org Tue Feb 5 07:18:23 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id EA5DA14D183B for ; Tue, 5 Feb 2019 07:18:22 +0000 (UTC) (envelope-from eric.bautsch@pobox.com) Received: from pb-smtp21.pobox.com (pb-smtp21.pobox.com [173.228.157.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 7146791CA5 for ; Tue, 5 Feb 2019 07:18:21 +0000 (UTC) (envelope-from eric.bautsch@pobox.com) Received: from pb-smtp21.pobox.com (unknown [127.0.0.1]) by pb-smtp21.pobox.com (Postfix) with ESMTP id E251354C2F for ; Tue, 5 Feb 2019 02:18:13 -0500 (EST) (envelope-from eric.bautsch@pobox.com) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=to:from :subject:message-id:date:mime-version:content-type; s=sasl; bh=Z gMdcSxKBi+QWf2dJ8Ev2dKT9ZQ=; b=mmrigsoZJ5paMvncLmCBsh4hXQW+HAYAH FimcpbfKWyFncCH0f4YTr3M02En902RR/3creUNi5V30F3LwGz01WgL7qhazcWnb krUZ0ykqy0O8VtB7USHF/xq0CX1Spp1IJJtHW+8uMcRjmOfsL7X7nfGC5vFIDaTp BS6U7/gWL0= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=to:from:subject :message-id:date:mime-version:content-type; q=dns; s=sasl; b=GUT 41RAgJUptC5gHWhWgk2Irx9JVrg17SvDL+GtI7PE231FHTL7k+dE/E7ktDsZN/Tp HCruqZF7Ry27rZSOvDSDHmt/HuMw0nolHtWUEoeQodmxoW/MzaYSoIWrIXx5ldJI yCmKvLAje7tUGQQz84Gl8SX9vWyzuACIYnOPWrjQ= Received: from pb-smtp21.sea.icgroup.com (unknown [127.0.0.1]) by pb-smtp21.pobox.com (Postfix) with ESMTP id D9E3254C2E for ; Tue, 5 Feb 2019 02:18:13 -0500 (EST) (envelope-from eric.bautsch@pobox.com) Received: from swangage.co.uk (unknown [80.247.22.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pb-smtp21.pobox.com (Postfix) with ESMTPSA id 383D654C2D for ; Tue, 5 Feb 2019 02:18:11 -0500 (EST) (envelope-from eric.bautsch@pobox.com) Received: from [192.168.140.93] (host-93 [192.168.140.93]) (authenticated bits=0) by juliet.swangage.co.uk (8.14.7/8.14.7) with ESMTP id x157I11x004893 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO) for ; Tue, 5 Feb 2019 07:18:07 GMT To: freebsd-xen@freebsd.org From: Eric Bautsch Subject: Issue getting my first Xen domU up Message-ID: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> Date: Tue, 5 Feb 2019 07:17:55 +0000 User-Agent: Mozilla/5.0 (X11; SunOS i86pc; rv:52.0) Gecko/20100101 Thunderbird/52.0 MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms090503080002070609090204" X-Pobox-Relay-ID: 31C3F48C-2916-11E9-886E-EE24A11ADF13-54785156!pb-smtp21.pobox.com X-Rspamd-Queue-Id: 7146791CA5 X-Spamd-Bar: -------- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=pobox.com header.s=sasl header.b=mmrigsoZ; dmarc=pass (policy=none) header.from=pobox.com; spf=pass (mx1.freebsd.org: domain of eric.bautsch@pobox.com designates 173.228.157.53 as permitted sender) smtp.mailfrom=eric.bautsch@pobox.com X-Spamd-Result: default: False [-8.90 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:173.228.157.0/24]; HAS_ATTACHMENT(0.00)[]; TO_DN_NONE(0.00)[]; DKIM_TRACE(0.00)[pobox.com:+]; DMARC_POLICY_ALLOW(-0.50)[pobox.com,none]; MX_GOOD(-0.01)[pb-mx10.pobox.com,pb-mx20.pobox.com,pb-mx22.pobox.com,pb-mx23.pobox.com,pb-mx14.pobox.com,pb-mx21.pobox.com,pb-mx11.pobox.com,pb-mx9.pobox.com]; NEURAL_HAM_SHORT(-0.98)[-0.984,0]; FROM_EQ_ENVFROM(0.00)[]; IP_SCORE(-1.70)[ipnet: 173.228.157.0/24(-4.83), asn: 11403(-3.61), country: US(-0.07)]; MIME_TRACE(0.00)[0:+,1:+,2:+]; ASN(0.00)[asn:11403, ipnet:173.228.157.0/24, country:US]; RCVD_TLS_LAST(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[53.157.228.173.list.dnswl.org : 127.0.5.1]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[pobox.com:s=sasl]; RCVD_COUNT_FIVE(0.00)[5]; FROM_HAS_DN(0.00)[]; SIGNED_SMIME(-2.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.20)[multipart/signed,multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-xen@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; DWL_DNSWL_LOW(-1.00)[pobox.com.dwl.dnswl.org : 127.0.5.1] X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Feb 2019 07:18:23 -0000 This is a cryptographically signed message in MIME format. --------------ms090503080002070609090204 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Hi. I'm trying to get a Xen domU up and running. I'm running FreeBSD 12.0. System is a new install. I'm following the instructions here: https://www.freebsd.org/doc/handbook/virtualization-host-xen.html My config file looks thus: builder =3D "hvm" name =3D "titania" memory =3D 8192 vcpus =3D 2 vif =3D [ 'mac=3D00:16:3E:11:11:21,bridge=3Dbridge0' ] disk =3D [ '/dev/zvol/zroot/titania0,raw,hda,rw' ] vnc =3D 1 vnclisten =3D "0.0.0.0" serial =3D "pty" Upon trying to create the domU, I think it's trying to tell me that it's = got=20 issues with the storage, but that may be a red herring as the qemu comman= d seems=20 to include the storage. Nevertheless, I have also tried with sda and mess= ed=20 around with qcow2 (that one didn't work, but probably due to my wrong=20 incantation). Anyway here's the output from the above config file. Any help would be greatly appreciated. Thanks. Eric root@bianca:/export/vm # xl -vvvv create /export/vm/titania.cfg Parsing config from /export/vm/titania.cfg libxl: debug: libxl_create.c:1670:do_domain_create: Domain 0:ao 0x8008eb0= a0:=20 create: how=3D0x0 callback=3D0x0 poller=3D0x8008e50a0 libxl: debug: libxl_device.c:397:libxl__device_disk_set_backend: Disk vde= v=3Dhda=20 spec.backend=3Dunknown libxl: debug: libxl_device.c:432:libxl__device_disk_set_backend: Disk vde= v=3Dhda,=20 using backend phy libxl: debug: libxl_create.c:1007:initiate_domain_create: Domain 3:runnin= g=20 bootloader libxl: debug: libxl_bootloader.c:328:libxl__bootloader_run: Domain 3:not = a=20 PV/PVH domain, skipping bootloader libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch=20 w=3D0x800915b70: deregister unregistered domainbuilder: detail: xc_dom_allocate: cmdline=3D"", features=3D"" domainbuilder: detail: xc_dom_kernel_file:=20 filename=3D"/usr/local/lib/xen/boot/hvmloader" domainbuilder: detail: xc_dom_malloc_filemap : 176 kB libxl: debug: libxl_dom.c:970:libxl__load_hvm_firmware_module: Loading BI= OS:=20 /usr/local/share/seabios/bios.bin domainbuilder: detail: xc_dom_boot_xen_init: ver 4.11, caps xen-3.0-x86_6= 4=20 xen-3.0-x86_32p hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64 domainbuilder: detail: xc_dom_parse_image: called domainbuilder: detail: xc_dom_find_loader: trying multiboot-binary loader= ... domainbuilder: detail: loader probe failed domainbuilder: detail: xc_dom_find_loader: trying HVM-generic loader ... domainbuilder: detail: loader probe OK xc: detail: ELF: phdr: paddr=3D0x100000 memsz=3D0x337e8 xc: detail: ELF: memory: 0x100000 -> 0x1337e8 domainbuilder: detail: xc_dom_mem_init: mem 8184 MB, pages 0x1ff800 pages= , 4k each domainbuilder: detail: xc_dom_mem_init: 0x1ff800 pages domainbuilder: detail: xc_dom_boot_mem_init: called domainbuilder: detail: range: start=3D0x0 end=3D0xf0000000 domainbuilder: detail: range: start=3D0x100000000 end=3D0x20f800000 domainbuilder: detail: xc_dom_malloc : 16880 kB xc: detail: PHYSICAL MEMORY ALLOCATION: xc: detail: 4KB PAGES: 0x0000000000000200 xc: detail: 2MB PAGES: 0x00000000000003fb xc: detail: 1GB PAGES: 0x0000000000000006 domainbuilder: detail: xc_dom_build_image: called domainbuilder: detail: xc_dom_pfn_to_ptr_retcount: domU mapping: pfn 0x10= 0+0x34=20 at 0x8009c6000 domainbuilder: detail: xc_dom_alloc_segment: kernel : 0x100000 ->= =20 0x134000 (pfn 0x100 + 0x34 pages) xc: detail: ELF: phdr 0 at 0x802401000 -> 0x80242ad7c domainbuilder: detail: xc_dom_pfn_to_ptr_retcount: domU mapping: pfn 0x13= 4+0x40=20 at 0x802401000 domainbuilder: detail: xc_dom_alloc_segment: System Firmware module : 0= x134000=20 -> 0x174000 (pfn 0x134 + 0x40 pages) domainbuilder: detail: xc_dom_pfn_to_ptr_retcount: domU mapping: pfn 0x17= 4+0x1=20 at 0x8009fa000 domainbuilder: detail: xc_dom_alloc_segment: HVM start info : 0x174000 = ->=20 0x175000 (pfn 0x174 + 0x1 pages) domainbuilder: detail: alloc_pgtables_hvm: doing nothing domainbuilder: detail: xc_dom_build_image : virt_alloc_end : 0x175000 domainbuilder: detail: xc_dom_build_image : virt_pgtab_end : 0x0 domainbuilder: detail: xc_dom_boot_image: called domainbuilder: detail: xc_dom_compat_check: supported guest type: xen-3.0= -x86_64 domainbuilder: detail: xc_dom_compat_check: supported guest type: xen-3.0= -x86_32p domainbuilder: detail: xc_dom_compat_check: supported guest type: hvm-3.0= -x86_32=20 <=3D matches domainbuilder: detail: xc_dom_compat_check: supported guest type: hvm-3.0= -x86_32p domainbuilder: detail: xc_dom_compat_check: supported guest type: hvm-3.0= -x86_64 domainbuilder: detail: domain builder memory footprint domainbuilder: detail: allocated domainbuilder: detail: malloc : 16885 kB domainbuilder: detail: anon mmap : 0 bytes domainbuilder: detail: mapped domainbuilder: detail: file mmap : 176 kB domainbuilder: detail: domU mmap : 468 kB domainbuilder: detail: vcpu_hvm: called domainbuilder: detail: xc_dom_gnttab_hvm_seed: called, pfn=3D0x20f800 domainbuilder: detail: xc_dom_gnttab_hvm_seed: called, pfn=3D0x20f801 domainbuilder: detail: xc_dom_release: called libxl: debug: libxl_device.c:397:libxl__device_disk_set_backend: Disk vde= v=3Dhda=20 spec.backend=3Dphy libxl: debug: libxl_event.c:636:libxl__ev_xswatch_register: watch w=3D0x8= 009c23d0=20 wpath=3D/local/domain/0/backend/vbd/3/768/state token=3D3/0: register slo= tnum=3D3 libxl: debug: libxl_create.c:1707:do_domain_create: Domain 0:ao 0x8008eb0= a0:=20 inprogress: poller=3D0x8008e50a0, flags=3Di libxl: debug: libxl_event.c:573:watchfd_callback: watch w=3D0x8009c23d0=20 wpath=3D/local/domain/0/backend/vbd/3/768/state token=3D3/0: event=20 epath=3D/local/domain/0/backend/vbd/3/768/state libxl: debug: libxl_event.c:878:devstate_callback: backend=20 /local/domain/0/backend/vbd/3/768/state wanted state 2 still waiting stat= e 1 libxl: debug: libxl_event.c:573:watchfd_callback: watch w=3D0x8009c23d0=20 wpath=3D/local/domain/0/backend/vbd/3/768/state token=3D3/0: event=20 epath=3D/local/domain/0/backend/vbd/3/768/state libxl: debug: libxl_event.c:874:devstate_callback: backend=20 /local/domain/0/backend/vbd/3/768/state wanted state 2 ok libxl: debug: libxl_event.c:673:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c23d0 wpath=3D/local/domain/0/backend/vbd/3/768/state token=3D3= /0:=20 deregister slotnum=3D3 libxl: debug: libxl_device.c:1117:device_backend_callback: Domain 3:calli= ng=20 device_backend_cleanup libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c23d0: deregister unregistered libxl: debug: libxl_device.c:1218:device_hotplug: Domain 3:calling hotplu= g=20 script: /usr/local/etc/xen/scripts/block /local/domain/0/backend/vbd/3/76= 8 libxl: debug: libxl_device.c:1219:device_hotplug: Domain 3:extra args: libxl: debug: libxl_device.c:1225:device_hotplug: Domain 3: add libxl: debug: libxl_device.c:1227:device_hotplug: Domain 3:env: libxl: debug: libxl_aoutils.c:593:libxl__async_exec_start: forking to exe= cute:=20 /usr/local/etc/xen/scripts/block /local/domain/0/backend/vbd/3/768 libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c24d0: deregister unregistered libxl: debug: libxl_device.c:1203:device_hotplug: Domain 3:No hotplug scr= ipt to=20 execute libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c24d0: deregister unregistered libxl: debug: libxl_disk.c:918:libxl__device_disk_find_local_path: Direct= ly=20 accessing local RAW disk /dev/zvol/zroot/titania0 libxl: debug: libxl_dm.c:1656:libxl__build_device_model_args_new: Domain = 3:dm_restrict disabled, starting QEMU as root libxl: debug: libxl_dm.c:2331:libxl__spawn_local_dm: Domain 3:Spawning=20 device-model /usr/local/lib/xen/bin/qemu-system-i386 with arguments: libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 /usr/local/lib/xen/bin/qemu-system-i386 libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -xen-domid= libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: 3 libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -chardev libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 socket,id=3Dlibxl-cmd,path=3D/var/run/xen/qmp-libxl-3,server,nowait libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -no-shutdo= wn libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -mon libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 chardev=3Dlibxl-cmd,mode=3Dcontrol libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -chardev libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 socket,id=3Dlibxenstat-cmd,path=3D/var/run/xen/qmp-libxenstat-3,server,no= wait libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -mon libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 chardev=3Dlibxenstat-cmd,mode=3Dcontrol libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -nodefault= s libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -no-user-c= onfig libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -name libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: titania libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -vnc libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: 0.0.0.0:0,= to=3D99 libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -display libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: none libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -serial libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: pty libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -device libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 cirrus-vga,vgamem_mb=3D8 libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -boot libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: order=3Dcd= a libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -smp libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: 2,maxcpus=3D= 2 libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -device libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 rtl8139,id=3Dnic0,netdev=3Dnet0,mac=3D00:16:3e:11:11:21 libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -netdev libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 type=3Dtap,id=3Dnet0,ifname=3Dxnb3.0-emu,script=3Dno,downscript=3Dno libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -machine libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: xenfv libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -m libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: 8184 libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3: -drive libxl: debug: libxl_dm.c:2333:libxl__spawn_local_dm: Domain 3:=20 file=3D/dev/zvol/zroot/titania0,if=3Dide,index=3D0,media=3Ddisk,format=3D= raw,cache=3Dwriteback libxl: debug: libxl_dm.c:2335:libxl__spawn_local_dm: Domain 3:Spawning=20 device-model /usr/local/lib/xen/bin/qemu-system-i386 with additional envi= ronment: libxl: debug: libxl_dm.c:2337:libxl__spawn_local_dm: Domain 3:=20 XEN_QEMU_CONSOLE_LIMIT=3D1048576 libxl: debug: libxl_event.c:636:libxl__ev_xswatch_register: watch w=3D0x8= 00915e68=20 wpath=3D/local/domain/0/device-model/3/state token=3D3/1: register slotnu= m=3D3 libxl: debug: libxl_event.c:573:watchfd_callback: watch w=3D0x800915e68=20 wpath=3D/local/domain/0/device-model/3/state token=3D3/1: event=20 epath=3D/local/domain/0/device-model/3/state libxl: debug: libxl_exec.c:398:spawn_watch_event: domain 3 device model: = spawn=20 watch p=3D(null) libxl: debug: libxl_event.c:673:libxl__ev_xswatch_deregister: watch=20 w=3D0x800915e68 wpath=3D/local/domain/0/device-model/3/state token=3D3/1:= deregister=20 slotnum=3D3 libxl: error: libxl_dm.c:2427:device_model_spawn_outcome: Domain 3:domain= 3=20 device model: spawn failed (rc=3D-3) libxl: error: libxl_create.c:1562:domcreate_devmodel_started: Domain 3:de= vice=20 model did not start: -3 libxl: error: libxl_dm.c:2541:kill_device_model: Device Model already exi= ted libxl: debug: libxl_event.c:636:libxl__ev_xswatch_register: watch w=3D0x8= 009c29d0=20 wpath=3D/local/domain/0/backend/vbd/3/768/state token=3D3/2: register slo= tnum=3D3 libxl: debug: libxl_event.c:573:watchfd_callback: watch w=3D0x8009c29d0=20 wpath=3D/local/domain/0/backend/vbd/3/768/state token=3D3/2: event=20 epath=3D/local/domain/0/backend/vbd/3/768/state libxl: debug: libxl_event.c:874:devstate_callback: backend=20 /local/domain/0/backend/vbd/3/768/state wanted state 6 ok libxl: debug: libxl_event.c:673:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c29d0 wpath=3D/local/domain/0/backend/vbd/3/768/state token=3D3= /2:=20 deregister slotnum=3D3 libxl: debug: libxl_device.c:1117:device_backend_callback: Domain 3:calli= ng=20 device_backend_cleanup libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c29d0: deregister unregistered libxl: debug: libxl_device.c:1218:device_hotplug: Domain 3:calling hotplu= g=20 script: /usr/local/etc/xen/scripts/block /local/domain/0/backend/vbd/3/76= 8 libxl: debug: libxl_device.c:1219:device_hotplug: Domain 3:extra args: libxl: debug: libxl_device.c:1225:device_hotplug: Domain 3: remove libxl: debug: libxl_device.c:1227:device_hotplug: Domain 3:env: libxl: debug: libxl_aoutils.c:593:libxl__async_exec_start: forking to exe= cute:=20 /usr/local/etc/xen/scripts/block /local/domain/0/backend/vbd/3/768 libxl: debug: libxl_event.c:542:watchfd_callback: watch=20 epath=3D/local/domain/0/backend/vbd/3/768/state token=3D3/2: empty slot libxl: debug: libxl_event.c:542:watchfd_callback: watch=20 epath=3D/local/domain/0/backend/vbd/3/768/state token=3D3/2: empty slot libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c2ad0: deregister unregistered libxl: debug: libxl_device.c:1203:device_hotplug: Domain 3:No hotplug scr= ipt to=20 execute libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c2ad0: deregister unregistered libxl: debug: libxl_device.c:1203:device_hotplug: Domain 3:No hotplug scr= ipt to=20 execute libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch=20 w=3D0x8009c2dd0: deregister unregistered libxl: debug: libxl_domain.c:1172:devices_destroy_cb: Domain 3:Forked pid= 1427=20 for destroy of domain libxl: debug: libxl_event.c:1869:libxl__ao_complete: ao 0x8008eb0a0: comp= lete, rc=3D-3 libxl: debug: libxl_event.c:1838:libxl__ao__destroy: ao 0x8008eb0a0: dest= roy libxl: debug: libxl_domain.c:902:libxl_domain_destroy: Domain 3:ao 0x8008= eb0a0:=20 create: how=3D0x0 callback=3D0x0 poller=3D0x8008e50a0 libxl: error: libxl_domain.c:1034:libxl__destroy_domid: Domain 3:Non-exis= tant domain libxl: error: libxl_domain.c:993:domain_destroy_callback: Domain 3:Unable= to=20 destroy guest libxl: error: libxl_domain.c:920:domain_destroy_cb: Domain 3:Destruction = of=20 domain failed libxl: debug: libxl_event.c:1869:libxl__ao_complete: ao 0x8008eb0a0: comp= lete,=20 rc=3D-21 libxl: debug: libxl_domain.c:911:libxl_domain_destroy: Domain 3:ao 0x8008= eb0a0:=20 inprogress: poller=3D0x8008e50a0, flags=3Dic libxl: debug: libxl_event.c:1838:libxl__ao__destroy: ao 0x8008eb0a0: dest= roy xencall:buffer: debug: total allocations:691 total releases:691 xencall:buffer: debug: current allocations:0 maximum allocations:3 xencall:buffer: debug: cache current size:3 xencall:buffer: debug: cache hits:674 misses:3 toobig:14 xencall:buffer: debug: total allocations:0 total releases:0 xencall:buffer: debug: current allocations:0 maximum allocations:0 xencall:buffer: debug: cache current size:0 xencall:buffer: debug: cache hits:0 misses:0 toobig:0 root@bianca:/export/vm # --=20 =20 ____ / . Eric A. 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prvs=932aec825=roger.pau@citrix.com) X-IronPort-AV: E=Sophos;i="5.56,564,1539648000"; d="scan'208";a="85524340" Date: Tue, 5 Feb 2019 15:09:51 +0100 From: Roger Pau =?utf-8?B?TW9ubsOp?= To: Eric Bautsch CC: Subject: Re: Issue getting my first Xen domU up Message-ID: <20190205140951.5ymuixuk64xal6lb@mac> References: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> User-Agent: NeoMutt/20180716 X-ClientProxiedBy: AMSPEX02CAS01.citrite.net (10.69.22.112) To AMSPEX02CL02.citrite.net (10.69.22.126) X-Rspamd-Queue-Id: CAC747490B X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of prvs=932aec825=roger.pau@citrix.com designates 185.25.65.24 as permitted sender) smtp.mailfrom=prvs=932aec825=roger.pau@citrix.com X-Spamd-Result: default: False [-1.74 / 15.00]; ARC_NA(0.00)[]; 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to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Feb 2019 14:14:36 -0000 On Tue, Feb 05, 2019 at 07:17:55AM +0000, Eric Bautsch wrote: > Hi. > > > I'm trying to get a Xen domU up and running. > > I'm running FreeBSD 12.0. System is a new install. > > > I'm following the instructions here: > > https://www.freebsd.org/doc/handbook/virtualization-host-xen.html > > > My config file looks thus: > > builder = "hvm" > name = "titania" > memory = 8192 > vcpus = 2 > vif = [ 'mac=00:16:3E:11:11:21,bridge=bridge0' ] > disk = [ '/dev/zvol/zroot/titania0,raw,hda,rw' ] > vnc = 1 > vnclisten = "0.0.0.0" > serial = "pty" That seems like a valid configuration. > Upon trying to create the domU, I think it's trying to tell me that it's got > issues with the storage, but that may be a red herring as the qemu command > seems to include the storage. Nevertheless, I have also tried with sda and > messed around with qcow2 (that one didn't work, but probably due to my wrong > incantation). Anyway here's the output from the above config file. It's indeed QEMU failing the start the problem here. Do you have the if_tap module loaded (`kldload if_tap`)? Can you provide the QEMU log, it should be in /var/log/xen/qemu-dm-titania.log. Thanks, Roger. From owner-freebsd-xen@freebsd.org Tue Feb 5 14:45:39 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 69EFF14BB767 for ; Tue, 5 Feb 2019 14:45:39 +0000 (UTC) (envelope-from eric.bautsch@pobox.com) Received: from pb-smtp20.pobox.com (pb-smtp20.pobox.com [173.228.157.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 3DBAB75F10 for ; Tue, 5 Feb 2019 14:45:37 +0000 (UTC) (envelope-from eric.bautsch@pobox.com) Received: from pb-smtp20.pobox.com (unknown [127.0.0.1]) by pb-smtp20.pobox.com (Postfix) with ESMTP id 8EDC44E02F; Tue, 5 Feb 2019 09:45:29 -0500 (EST) (envelope-from eric.bautsch@pobox.com) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=subject:to:cc :references:from:message-id:date:mime-version:in-reply-to :content-type; s=sasl; bh=XHApOzF2dLoBYbp0e0EiSC1IvZA=; b=OhgmCZ FyFDYwcIn95Depr0WEYDfDQfXrK3d1zIM1IPnmfLOQY83FV12W2VDc92HmSBi3/0 NT8T9kODFwdt3kfa3w0gMv93h0xaiZVavr3ewCa8B8SJ+xx5E1n2JWeOi/Go+Pph +Q0ETPUSZm99MPJKAjivzmWdxyzqgaNtcrbxM= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=subject:to:cc :references:from:message-id:date:mime-version:in-reply-to :content-type; q=dns; s=sasl; b=SHDH1ZWIVAs7ZMJ/nDMvVllfEaoA8nD8 CFKjF5xvUbHVLsahj6DNmvrijQx9lESTrsl8um0RiLqlAybCYt33wMbOxDZsHS1P UId3fFcmdB3OwHDW9dogv6m2feEvqezr9cBZY/gnbeYLLHV5xKkCOOKs43vwrL5a ZRhV8VJ6B34= Received: from pb-smtp20.sea.icgroup.com (unknown [127.0.0.1]) by pb-smtp20.pobox.com (Postfix) with ESMTP id 872B34E02E; Tue, 5 Feb 2019 09:45:29 -0500 (EST) (envelope-from eric.bautsch@pobox.com) Received: from swangage.co.uk (unknown [80.247.22.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pb-smtp20.pobox.com (Postfix) with ESMTPSA id D6E2E4E029; Tue, 5 Feb 2019 09:45:26 -0500 (EST) (envelope-from eric.bautsch@pobox.com) Received: from [192.168.140.93] (host-93 [192.168.140.93]) (authenticated bits=0) by juliet.swangage.co.uk (8.14.7/8.14.7) with ESMTP id x15EjMM5029993 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Tue, 5 Feb 2019 14:45:23 GMT Subject: Re: Issue getting my first Xen domU up To: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Cc: freebsd-xen@freebsd.org References: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> <20190205140951.5ymuixuk64xal6lb@mac> From: Eric Bautsch Message-ID: Date: Tue, 5 Feb 2019 14:45:17 +0000 User-Agent: Mozilla/5.0 (X11; SunOS i86pc; rv:52.0) Gecko/20100101 Thunderbird/52.0 MIME-Version: 1.0 In-Reply-To: <20190205140951.5ymuixuk64xal6lb@mac> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms000104010006020800010402" X-Pobox-Relay-ID: AD0EE870-2954-11E9-AEAE-D01F9763A999-54785156!pb-smtp20.pobox.com X-Rspamd-Queue-Id: 3DBAB75F10 X-Spamd-Bar: -------- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=pobox.com header.s=sasl header.b=OhgmCZ F; dmarc=pass (policy=none) header.from=pobox.com; spf=pass (mx1.freebsd.org: domain of eric.bautsch@pobox.com designates 173.228.157.52 as permitted sender) smtp.mailfrom=eric.bautsch@pobox.com X-Spamd-Result: default: False [-8.91 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:173.228.157.0/24]; HAS_ATTACHMENT(0.00)[]; DKIM_TRACE(0.00)[pobox.com:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[pobox.com,none]; MX_GOOD(-0.01)[cached: pb-mx10.pobox.com]; NEURAL_HAM_SHORT(-1.00)[-0.996,0]; FROM_EQ_ENVFROM(0.00)[]; IP_SCORE(-1.71)[ipnet: 173.228.157.0/24(-4.85), asn: 11403(-3.61), country: US(-0.07)]; MIME_TRACE(0.00)[0:+,1:+,2:+]; ASN(0.00)[asn:11403, ipnet:173.228.157.0/24, country:US]; RCVD_TLS_LAST(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[52.157.228.173.list.dnswl.org : 127.0.5.1]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[pobox.com:s=sasl]; RCVD_COUNT_FIVE(0.00)[5]; FROM_HAS_DN(0.00)[]; SIGNED_SMIME(-2.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.20)[multipart/signed,multipart/alternative,text/plain]; DWL_DNSWL_LOW(-1.00)[pobox.com.dwl.dnswl.org : 127.0.5.1]; TO_MATCH_ENVRCPT_SOME(0.00)[] X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Feb 2019 14:45:39 -0000 This is a cryptographically signed message in MIME format. --------------ms000104010006020800010402 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Hi Roger. Thanks for that. Yes, tap not being there was the issue..... And yes, the qemu-dm-titania.log would have been the place to look. I fee= l=20 pretty stupid. It says: qemu-system-i386: -netdev=20 type=3Dtap,id=3Dnet0,ifname=3Dxnb3.0-emu,script=3Dno,downscript=3Dno: cou= ld not open=20 /dev/tap: No such file or directory Got it running now. Very much appreciated. Eric On 05/02/2019 14:09, Roger Pau Monn=C3=A9 wrote: > On Tue, Feb 05, 2019 at 07:17:55AM +0000, Eric Bautsch wrote: >> Hi. >> >> >> I'm trying to get a Xen domU up and running. >> >> I'm running FreeBSD 12.0. System is a new install. >> >> >> I'm following the instructions here: >> >> https://www.freebsd.org/doc/handbook/virtualization-host-xen.html >> >> >> My config file looks thus: >> >> builder =3D "hvm" >> name =3D "titania" >> memory =3D 8192 >> vcpus =3D 2 >> vif =3D [ 'mac=3D00:16:3E:11:11:21,bridge=3Dbridge0' ] >> disk =3D [ '/dev/zvol/zroot/titania0,raw,hda,rw' ] >> vnc =3D 1 >> vnclisten =3D "0.0.0.0" >> serial =3D "pty" > That seems like a valid configuration. > >> Upon trying to create the domU, I think it's trying to tell me that it= 's got >> issues with the storage, but that may be a red herring as the qemu com= mand >> seems to include the storage. Nevertheless, I have also tried with sda= and >> messed around with qcow2 (that one didn't work, but probably due to my= wrong >> incantation). Anyway here's the output from the above config file. > It's indeed QEMU failing the start the problem here. Do you have the > if_tap module loaded (`kldload if_tap`)? > > Can you provide the QEMU log, it should be in > /var/log/xen/qemu-dm-titania.log. > > Thanks, Roger. > --=20 =20 ____ / . Eric A. 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m.saper.info (saper@m.saper.info [IPv6:2a01:4f8:a0:7383::]) by m.saper.info (8.15.2/8.15.2) with ESMTPS id x15KI6rF052043 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Tue, 5 Feb 2019 20:18:06 GMT (envelope-from saper@saper.info) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=saper.info; s=Sep2014; t=1549397886; bh=04hYoC0k28wvmxXf3LFG84dXn1Zw6BNb8LVdDqyJi5w=; h=Date:From:To:cc:Subject:In-Reply-To:References; b=na/RclQ/TQcSxOlTeiVmbjH/WE4425bgijHpZDxtG+vUZ63Xm44QVAGyHuOR8ywKM dwMoB+V0QmiQsE23H/Rw3aZWIdRJsLQxneCpTHFvOOROU1DqRjzzznstdt1P3C19oX m58v2euMx2w6OyNkEmdTurvqgVGc9QPnF5sB6G7U= Received: from localhost (saper@localhost) by m.saper.info (8.15.2/8.15.2/Submit) with ESMTP id x15KI6kT052040; Tue, 5 Feb 2019 20:18:06 GMT (envelope-from saper@saper.info) X-Authentication-Warning: m.saper.info: saper owned process doing -bs Date: Tue, 5 Feb 2019 20:18:05 +0000 From: Marcin Cieslak To: Eric Bautsch cc: freebsd-xen@freebsd.org Subject: Re: Issue getting my first Xen domU up In-Reply-To: Message-ID: References: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> <20190205140951.5ymuixuk64xal6lb@mac> MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="1563967779-702329883-1549397886=:11913" X-Rspamd-Queue-Id: 1CF028FB8B X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org; dkim=pass header.d=saper.info header.s=Sep2014 header.b=na/RclQ/ X-Spamd-Result: default: False [-6.22 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[saper.info:s=Sep2014]; FROM_HAS_DN(0.00)[]; SIGNED_SMIME(-2.00)[]; TO_DN_SOME(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; HAS_ATTACHMENT(0.00)[]; HAS_XAW(0.00)[]; DMARC_NA(0.00)[saper.info]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[saper.info:+]; RCPT_COUNT_TWO(0.00)[2]; MX_GOOD(-0.01)[m.saper.info]; R_SPF_NA(0.00)[]; NEURAL_HAM_SHORT(-0.88)[-0.877,0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:24940, ipnet:2a01:4f8::/29, country:DE]; IP_SCORE(-0.94)[ipnet: 2a01:4f8::/29(-2.42), asn: 24940(-2.26), country: DE(-0.01)] X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 Feb 2019 20:18:13 -0000 --1563967779-702329883-1549397886=:11913 Content-Type: text/plain; charset=US-ASCII On Tue, 5 Feb 2019, Eric Bautsch wrote: > And yes, the qemu-dm-titania.log would have been the place to look. I feel > pretty stupid. It says: Don't feel stupid. I am using Xen with Dom0 on FreeBSD for months now and I didn't know where the qemu logs go - I was able to figure out the problem by staring at the configuration file for a long time. Therefore your question was very helpful also for me - thanks! 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id 16FA575B98; Wed, 6 Feb 2019 17:18:33 +0000 (UTC) (envelope-from prvs=93319c3d4=roger.pau@citrix.com) X-IronPort-AV: E=Sophos;i="5.58,340,1544486400"; d="scan'208";a="85595839" Date: Wed, 6 Feb 2019 18:17:13 +0100 From: Roger Pau =?utf-8?B?TW9ubsOp?= To: Benedict Reuschling CC: Eric Bautsch , , Marcin Cieslak Subject: Extend documentation (was: Re: Issue getting my first Xen domU up) Message-ID: <20190206171713.asav4wlhkce2m5wq@mac> References: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> <20190205140951.5ymuixuk64xal6lb@mac> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 X-ClientProxiedBy: AMSPEX02CAS02.citrite.net (10.69.22.113) To AMSPEX02CL02.citrite.net (10.69.22.126) X-Rspamd-Queue-Id: 16FA575B98 X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of prvs=93319c3d4=roger.pau@citrix.com designates 185.25.65.24 as permitted sender) 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X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Feb 2019 17:18:37 -0000 Adding Benedict who wrote the Xen handbook documentation, and hopefully would be able to fix it :). On Tue, Feb 05, 2019 at 08:18:05PM +0000, Marcin Cieslak wrote: > On Tue, 5 Feb 2019, Eric Bautsch wrote: > > > And yes, the qemu-dm-titania.log would have been the place to look. I feel > > pretty stupid. It says: > > Don't feel stupid. I am using Xen with Dom0 on FreeBSD for months now > and I didn't know where the qemu logs go - I was able to figure out > the problem by staring at the configuration file for a long time. > > Therefore your question was very helpful also for me - thanks! It seems there's one piece missing in the handbook which I didn't realize, the if_tap module needs to be loaded for QEMU to work. I suggest the following is added to the handbook: ``` sysrc -f /boot/loader.conf if_tap_load="YES" ``` And then I've also realized the following line: ``` sysrc -f /boot/loader.conf hw.pci.mcfg=0 ``` Is only needed for Xen 4.7, but not for Xen 4.11. Finally it might be interesting to add a reference to the location of the Xen logs. This should likely be added at the end of the document, I think something along the lines of: ``` Xen toolstack related logs can be found at /var/log/xen/ be sure to check the contents of that directory if experiencing issues. ``` Sorry to bother you Benedict, but do you think you could make the following changes? Thanks, Roger. From owner-freebsd-xen@freebsd.org Wed Feb 6 17:40:09 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0647E14DA254 for ; Wed, 6 Feb 2019 17:40:09 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (br1.CN84in.dnsmgr.net [69.59.192.140]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 51D86767DC; Wed, 6 Feb 2019 17:40:08 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (localhost [127.0.0.1]) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3) with ESMTP id x16HdlDN046744; Wed, 6 Feb 2019 09:39:47 -0800 (PST) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: (from freebsd-rwg@localhost) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3/Submit) id x16Hdls7046743; Wed, 6 Feb 2019 09:39:47 -0800 (PST) (envelope-from freebsd-rwg) From: "Rodney W. Grimes" Message-Id: <201902061739.x16Hdls7046743@pdx.rh.CN85.dnsmgr.net> Subject: Re: Extend documentation (was: Re: Issue getting my first Xen domU up) In-Reply-To: <20190206171713.asav4wlhkce2m5wq@mac> To: "Roger Pau Monn?" Date: Wed, 6 Feb 2019 09:39:47 -0800 (PST) CC: Benedict Reuschling , freebsd-xen@freebsd.org X-Mailer: ELM [version 2.4ME+ PL121h (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII X-Rspamd-Queue-Id: 51D86767DC X-Spamd-Bar: ++ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [2.90 / 15.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; TO_DN_SOME(0.00)[]; NEURAL_SPAM_SHORT(0.93)[0.932,0]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; DMARC_NA(0.00)[dnsmgr.net]; AUTH_NA(1.00)[]; NEURAL_SPAM_MEDIUM(0.46)[0.456,0]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; MX_GOOD(-0.01)[cached: pdx.rh.CN85.dnsmgr.net]; NEURAL_SPAM_LONG(0.63)[0.631,0]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:13868, ipnet:69.59.192.0/19, country:US]; MID_RHS_MATCH_FROM(0.00)[]; IP_SCORE(-0.01)[ip: (0.02), ipnet: 69.59.192.0/19(0.01), asn: 13868(-0.02), country: US(-0.07)] X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Feb 2019 17:40:09 -0000 > Adding Benedict who wrote the Xen handbook documentation, and > hopefully would be able to fix it :). > > On Tue, Feb 05, 2019 at 08:18:05PM +0000, Marcin Cieslak wrote: > > On Tue, 5 Feb 2019, Eric Bautsch wrote: > > > > > And yes, the qemu-dm-titania.log would have been the place to look. I feel > > > pretty stupid. It says: > > > > Don't feel stupid. I am using Xen with Dom0 on FreeBSD for months now > > and I didn't know where the qemu logs go - I was able to figure out > > the problem by staring at the configuration file for a long time. > > > > Therefore your question was very helpful also for me - thanks! > > It seems there's one piece missing in the handbook which I didn't > realize, the if_tap module needs to be loaded for QEMU to work. > > I suggest the following is added to the handbook: > > ``` > sysrc -f /boot/loader.conf if_tap_load="YES" > ``` > > And then I've also realized the following line: > > ``` > sysrc -f /boot/loader.conf hw.pci.mcfg=0 > ``` > > Is only needed for Xen 4.7, but not for Xen 4.11. > > Finally it might be interesting to add a reference to the location of > the Xen logs. This should likely be added at the end of the document, > I think something along the lines of: > > ``` > Xen toolstack related logs can be found at /var/log/xen/ be sure to > check the contents of that directory if experiencing issues. > ``` Is there a troubleshooting section in the handbook? If not there should be, and this would defanitly be mentioned in that section. > > Sorry to bother you Benedict, but do you think you could make the > following changes? > > Thanks, Roger. -- Rod Grimes rgrimes@freebsd.org From owner-freebsd-xen@freebsd.org Wed Feb 6 18:06:00 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 9110314DABAB for ; Wed, 6 Feb 2019 18:06:00 +0000 (UTC) (envelope-from bcr@FreeBSD.org) Received: from mxout1bln1.prossl.de (mxout1bln1.prossl.de [91.233.87.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id C2747775BB for ; Wed, 6 Feb 2019 18:05:59 +0000 (UTC) (envelope-from bcr@FreeBSD.org) Received: from Voyager.fritz.box (p4FD0F705.dip0.t-ipconnect.de [79.208.247.5]) (authenticated bits=0) by mx1bln1.prossl.de (8.15.2/8.14.9) with ESMTPSA id x16I5i5D071098 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 6 Feb 2019 19:05:44 +0100 Subject: Re: Extend documentation (was: Re: Issue getting my first Xen domU up) To: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Cc: Eric Bautsch , freebsd-xen@freebsd.org, Marcin Cieslak References: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> <20190205140951.5ymuixuk64xal6lb@mac> <20190206171713.asav4wlhkce2m5wq@mac> From: Benedict Reuschling Openpgp: preference=signencrypt Autocrypt: addr=bcr@FreeBSD.org; prefer-encrypt=mutual; keydata= mQENBFr4feYBCACdrnRpuvW/d/PeKuFu54ifaGhG+yFf3wnWaQX8hTCvySbv6A24Owot6cyU vhjdsifZ9iRQ82Likl+6OxI9qBXR9N+WCv1ut46q+mL50YLnYRejRCz8vEmVunlyVDKjsBY5 DtjsaRXMJ/D56wh3ROd9VYjrDHWobu+bg9D7RIv0kCyoPd0JsYRFXISgt4IocWVLT8ciWqiT Pp3m37BPrtXhR3EDOnHmGWPf6SuolvveqyOlpdguD3LAkFJDLeq3isnMaLXUhcsTqBTBLdOT 6EJHBYCcq39izNVC88JsVBmEuByhpb0LaXrBFQWhUG5RyecROAqrx+DWhcZnxayCtr3NABEB AAG0N0JlbmVkaWN0IFJldXNjaGxpbmcgKHd3dy5mcmVlYnNkLm9yZykgPGJjckBGcmVlQlNE Lm9yZz6JAVQEEwEKAD4CGwMFCwkIBwMFFQoJCAsFFgIDAQACHgECF4AWIQRTQnZtbeuE5dPj 3Pah0MHTBYXRWAUCWviOpwUJA8J3wQAKCRCh0MHTBYXRWJfJB/9qxBylB2KlA5EkdhyOp9cO O8kGpx301Rg6I/IUDACmDRvZckthpaUlNJ/RBYtid12o9A9kIhabdEaZfoBcV+ehyq3iSnff 9U+YlXkQ0iOflujWfgyMKNmaseWAPl6aCYc4gUsRH6YTVJFANPdofAIghEFLeY4jPsfkCIPP SAzUK1kQDtsHc5zwTYltqiKRBxQe1Y8WftitRp4LkTkR2wxWggp5oS6yKzh0kRir+U+5pFWZ 9g4ZQGxqodp8fKHI1IsJvs921UArjbmtLmDbrd28SK96i5ck4xga6mPf7ShhE9haYy1A+cbK fDhwizaJUl/H3jjXXbPv1MuIsvo+qEKVuQENBFr4f7wBCACxULIM5UFaEyZwAojYMXwIF/QW zq20MXaQXjn2JxJp04VaQHCL794ZrNtvkTvyqxYVFCKjvJHPXsT4zKuglMSTi83choejs7DJ 4YNmBBJKDHbugAcb5OgdTaT+ztUGl1VL4S3iEvWJwBAOUuzd9TTC/4GhYnUJR7A0CeEZnPfF av2K+d8BZ8x/XryFgQo3Wi5FnOekwls4v1wzzJE4ssaW4p357fmXRG2Czzytzf/W3I2/VWFm 2J8P8TIzSoJq+girktqhH+dYwbDeWkldWj6egcMdpVzJ89ottXARQYeu6YFSHnmHHnBhX2hV z+K2WkVLqYwj7XdBQAtPxIk8VlMBABEBAAGJAnIEGAEKACYCGwIWIQRTQnZtbeuE5dPj3Pah 0MHTBYXRWAUCWviOsgUJA8J19gFAwHQgBBkBCgAdFiEEwXonQDvNfP/33IoBVXQ7/QHhjTUF Alr4f7wACgkQVXQ7/QHhjTWg7Qf/WzBvcfskO8HBHfmLEE5zJRIOgogl6kVwvwR6PjihhMFC iBeH2fGz8nTtkouSttcbMnLnmV0qVv/r5FgIohTlEimaQUh7LgQKiql2SdYVpF1ha/3NHerR 1Rc0OGW+eliseI9b9/OKkY1AOaRM98HGJZB6TO2iKf2wiJDjr1RdlN2VcCST+ksG2Ehc3RvZ UTY1Kw5i9BOKsTsiQkrpCsrZ2/0tqvwv7efYJ0FOHfm0WbmvAlfdpxqsWmtgdsa0m/ItBtpo zIhlZs8/BlOmDK5571bAmWOV0apXSgp6OTmeQkpIsJKjwj/JwOhzvfkxZv03Js4+51xKjotT ma8XGjnJKgkQodDB0wWF0Vj+Wwf/f5cEjvLmq+Xw0KYjPA8oqk9L5a4Z9J/BdeH630koZ2wP YUwUsF/rFfdZf7jHvJJas1I0ctsutvhlgu4Elb7kJrfNRMSXUXe8ucdPS/cH9M/y9e7flW3i c/Ik14rV1Z1E9ME0CtDzfUtS3BfhyxpgmHbQmgPv/NkCE8Zu+nU/1QInpi7ZrDWWyJOCndcm R4kZpP0MJ0OCTWGDkDtJG4zIRQKeJKscqolWo7yu3GiG/Fr9W5cfr3IIo9xp8UQ06idbjjSV jItrSmL/HoZYQ7DSGCsQObC6snbkdeWRSaz/TCzEth5O0NGgA37apNaF3TZTbxRWcMG9uICc oGpDIZeCe7kBDQRa+IBQAQgA2EV0IFUgcJEpznzSxRhKajgLUmP/CJkUrXRipRrR0PqeXEH2 dF1+T8JObDVBN33oXwbXfIvBUhEw2uWsAHDW8OqzUsCTUxdy3ehVHkxHw1deXfvYf5VTtSli QsVIEJ0LZtD3V0idDnfGAhWqbMubBtF2tj1I6P2Py+RlU1pMD4B4g8zcWU+H4H39tpLkd9c/ kTemaX6QwRNW42L8+tDjL4pUogf8/tweMOj9LDOWVTqE2lipWxCH0uTEj8G8kSMLCyGgjxni MFDpjJLu3ETBZMevA+HNWS80RGbT2byu0FbeqXdRV3/+PL3MUY3mOs91bVgxpULG3aDcEmWd IJzNgQARAQABiQE8BBgBCgAmAhsMFiEEU0J2bW3rhOXT49z2odDB0wWF0VgFAlr4jsAFCQPC dXAACgkQodDB0wWF0VgnUQf/T1Z0SBj8YdepF91TTQnvH21USuyEsWCIX8d2xrUqGdVnwlIS fllS3SKTZQJdFhqQtEEYrKRhUDHrPt5Sm0NBisiD+lLcRajv7si4Xj8/ZY/gFjt7RrraYv5D Yb1BjSzsY4YEtq55jDknGufmBpannhnLFFlltt12Sa+xVgZMOl3g8zMjQkiPMtesw1DMDy9N lPB2WlbBVQlkzNHMifpIEiqc+ckZJavYabl/Nsv/kbMFGTizdIllN2EML6l9/KUC3Iw0OWB9 pnge7j3cX7+6sv4ypu65B/XMb4h/4HvXs4D2NW0HIIWtPA50fjjPSJs2JHJt9qVkI7/rNNNL byRcKQ== Organization: The FreeBSD Project Message-ID: Date: Wed, 6 Feb 2019 19:05:43 +0100 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:60.0) Gecko/20100101 Thunderbird/60.5.0 MIME-Version: 1.0 In-Reply-To: <20190206171713.asav4wlhkce2m5wq@mac> Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="lif9161eLVDa1okyxUMcaMu0RCoo6FXVu" X-Null-Tag: 7779632b8ca84f2e0e324297eef338c0 X-Rspamd-Queue-Id: C2747775BB X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.99 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.99)[-0.991,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; ASN(0.00)[asn:20647, ipnet:91.233.84.0/22, country:DE] X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Feb 2019 18:06:00 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --lif9161eLVDa1okyxUMcaMu0RCoo6FXVu Content-Type: multipart/mixed; boundary="lI0NgcTq86eHN8NX7cPo8QbPSLJNjHEFZ"; protected-headers="v1" From: Benedict Reuschling To: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Cc: Eric Bautsch , freebsd-xen@freebsd.org, Marcin Cieslak Message-ID: Subject: Re: Extend documentation (was: Re: Issue getting my first Xen domU up) References: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> <20190205140951.5ymuixuk64xal6lb@mac> <20190206171713.asav4wlhkce2m5wq@mac> In-Reply-To: <20190206171713.asav4wlhkce2m5wq@mac> --lI0NgcTq86eHN8NX7cPo8QbPSLJNjHEFZ Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hello Roger, Am 06.02.19 um 18:17 schrieb Roger Pau Monn=C3=A9: > Adding Benedict who wrote the Xen handbook documentation, and > hopefully would be able to fix it :). >=20 > On Tue, Feb 05, 2019 at 08:18:05PM +0000, Marcin Cieslak wrote: >> On Tue, 5 Feb 2019, Eric Bautsch wrote: >> >>> And yes, the qemu-dm-titania.log would have been the place to look. I= feel >>> pretty stupid. It says: >> >> Don't feel stupid. I am using Xen with Dom0 on FreeBSD for months now >> and I didn't know where the qemu logs go - I was able to figure out >> the problem by staring at the configuration file for a long time. >> >> Therefore your question was very helpful also for me - thanks! >=20 > It seems there's one piece missing in the handbook which I didn't > realize, the if_tap module needs to be loaded for QEMU to work. >=20 > I suggest the following is added to the handbook: >=20 > ``` > sysrc -f /boot/loader.conf if_tap_load=3D"YES" > ``` >=20 > And then I've also realized the following line: >=20 > ``` > sysrc -f /boot/loader.conf hw.pci.mcfg=3D0 > ``` >=20 > Is only needed for Xen 4.7, but not for Xen 4.11. >=20 > Finally it might be interesting to add a reference to the location of > the Xen logs. This should likely be added at the end of the document, > I think something along the lines of: >=20 > ``` > Xen toolstack related logs can be found at /var/log/xen/ be sure to > check the contents of that directory if experiencing issues. > ``` >=20 > Sorry to bother you Benedict, but do you think you could make the > following changes? >=20 > Thanks, Roger. >=20 I could make those change, but not today as we are recording BSDNow.tv. Tomorrow is better. The changes themselves seem straightforward enough. I'll come up with a patch and add you to the review on Phabricator. Cheers, Benedict --lI0NgcTq86eHN8NX7cPo8QbPSLJNjHEFZ-- --lif9161eLVDa1okyxUMcaMu0RCoo6FXVu Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEwXonQDvNfP/33IoBVXQ7/QHhjTUFAlxbIfgACgkQVXQ7/QHh jTUdVAf9H8svTcEsE/8KU+Eg9Trfeb7R2v0eNp+l6yvo+k7eRfPf8wnRJITKurXN 3XX95zaJfiVqJpaLOxzfw6hki69BEVAGfmNhID8xow3gJNflPbSTQoZnrC9R2WW5 fJeFmnr7OXTSI3H3Y5hQqoHrVef+v63Z9yTdM/vmnX+awG3pucAVtXyVUz1G4qcv lSVJaXTA4G38ES7OZb6O8y84F1YzN7MRNAMvrvrAEvFlken233nx5LGdK4VsGmiC EYgxR7Sl9/4Zuyc1p+cJJgKxghFEvr4q15P40PAe4jVH6MZ0+kht27T4Fh25xjnR sSv+/aRUqxid/sT+MuItCbyrRkW+/w== =kEYq -----END PGP SIGNATURE----- --lif9161eLVDa1okyxUMcaMu0RCoo6FXVu-- From owner-freebsd-xen@freebsd.org Thu Feb 7 01:03:25 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 1A15314B69C2 for ; 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Wed, 6 Feb 2019 17:45:35 -0600 From: Andrew Daugherity To: "freebsd-xen@freebsd.org" CC: Benedict Reuschling , =?utf-8?B?Um9nZXIgUGF1IE1vbm7DqQ==?= Subject: Re: Extend documentation (was: Re: Issue getting my first Xen domU up) Thread-Topic: Extend documentation (was: Re: Issue getting my first Xen domU up) Thread-Index: AQHUvkAD4UGnlAHJYkKke/hApytQN6XT1C8A Date: Wed, 6 Feb 2019 23:45:35 +0000 Message-ID: <448BFE8F-52D4-4811-9205-64F3592B6972@tamu.edu> References: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> <20190205140951.5ymuixuk64xal6lb@mac> <20190206171713.asav4wlhkce2m5wq@mac> In-Reply-To: <20190206171713.asav4wlhkce2m5wq@mac> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [128.194.89.247] Content-Type: text/plain; charset="utf-8" Content-ID: <4B72C81772121145BB0EE7E7F6CE0610@exchange.tamu.edu> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CLX-Shades: MLX X-CLX-Response: 1TFkXGx0SEQpZRBdtfE5MHkAfSx0ZQhEKWUxDF2lpRnMFbHBnelpYEQpZQxd gel4ZYmlvUk1hYBEKWU0XZ2ZyEQpZSRcacRoQGncGGx8ScRkdEBp3BhgaBhoRClleF2hueREKSU YXXktHX3VaWEVOX0leQ0VEGBEKQ04XUmNMRVt/XXlLUmdFSFJhaVNwB3xAGFobbWVhYltwGFoRC lhcFx8EGgQbHBsHHhpLGE4STx8FGxoEGxoaBB4SBB8QGx4aHxoRCl5ZF35BeHB/EQpNXBceGxkR CkxaF2lraWhNTREKTEYXbGtrEQpDWhcbHB8EExsEGBkEHB0RCkJeFxsRCkRYFxkRCkReFxgRCkR JFxgRCkJFF2Z+cB5pGFlgHkMZEQpCThduTxNSSHxQT0laeREKQkwXbhNoUFtBTUscUkERCkJsF2 cZRX9AYGJ5WhkbEQpCQBdoSQVAT21yeGxgUhEKcGgXaRp/E29uRVtNW0wQGhEKcGgXaxxHGX5la Wh4Xm4QGhEKcGgXY1xtElNOXWNLW14QGhEKcGgXaVx+QUx7Zk4Zfk8QGhEKcGgXek1NbR56HV5N W3kQGhEKcGwXaWhjYWRbQ09yRFkQGRoRCnBMF25reBt8bXlmQ11iEBoRCm1+FxoRClhNF0sRIA= = X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-02-06_16:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=178 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1902060175 X-Rspamd-Queue-Id: CFB5D8CE94 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; 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Thu, 7 Feb 2019 11:43:49 +0000 (UTC) (envelope-from prvs=934266883=roger.pau@citrix.com) Received: from SMTP.EU.CITRIX.COM (smtp.ctxuk.citrix.com [185.25.65.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mail.citrix.com", Issuer "DigiCert SHA2 Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 44BDA85C1F; Thu, 7 Feb 2019 11:43:47 +0000 (UTC) (envelope-from prvs=934266883=roger.pau@citrix.com) X-IronPort-AV: E=Sophos;i="5.58,343,1544486400"; d="scan'208";a="85633899" Date: Thu, 7 Feb 2019 12:43:42 +0100 From: Roger Pau =?utf-8?B?TW9ubsOp?= To: Andrew Daugherity CC: "freebsd-xen@freebsd.org" , Benedict Reuschling Subject: Re: Extend documentation (was: Re: Issue getting my first Xen domU up) Message-ID: <20190207114342.by4kz3jkdltquh5x@mac> References: <1a013128-9efd-9f9c-878c-32c3598734f3@pobox.com> <20190205140951.5ymuixuk64xal6lb@mac> <20190206171713.asav4wlhkce2m5wq@mac> <448BFE8F-52D4-4811-9205-64F3592B6972@tamu.edu> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <448BFE8F-52D4-4811-9205-64F3592B6972@tamu.edu> User-Agent: NeoMutt/20180716 X-ClientProxiedBy: AMSPEX02CAS01.citrite.net (10.69.22.112) To AMSPEX02CL02.citrite.net (10.69.22.126) X-Rspamd-Queue-Id: 44BDA85C1F X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of prvs=934266883=roger.pau@citrix.com designates 185.25.65.24 as permitted sender) smtp.mailfrom=prvs=934266883=roger.pau@citrix.com X-Spamd-Result: default: False [-1.78 / 15.00]; ARC_NA(0.00)[]; TO_DN_EQ_ADDR_SOME(0.00)[]; NEURAL_HAM_LONG(-0.97)[-0.966,0]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+mx]; ENVFROM_PRVS(0.00)[]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; DMARC_NA(0.00)[citrix.com]; TO_DN_SOME(0.00)[]; NEURAL_SPAM_SHORT(0.19)[0.191,0]; FORGED_SENDER_VERP_SRS(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_MED(-0.20)[24.65.25.185.list.dnswl.org : 127.0.9.2]; MX_GOOD(-0.01)[cached: smtp.citrix.com.au]; NEURAL_HAM_MEDIUM(-0.98)[-0.977,0]; IP_SCORE(-0.02)[country: GB(-0.09)]; FORGED_SENDER(0.00)[roger.pau@citrix.com,prvs=934266883=roger.pau@citrix.com]; RCVD_COUNT_ZERO(0.00)[0]; R_DKIM_NA(0.00)[]; MID_RHS_NOT_FQDN(0.50)[]; ASN(0.00)[asn:60825, ipnet:185.25.64.0/23, country:GB]; FROM_NEQ_ENVFROM(0.00)[roger.pau@citrix.com,prvs=934266883=roger.pau@citrix.com]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Feb 2019 11:43:50 -0000 On Wed, Feb 06, 2019 at 11:45:35PM +0000, Andrew Daugherity wrote: > > On Feb 6, 2019, at 11:17 AM, Roger Pau Monné wrote: > > > > Adding Benedict who wrote the Xen handbook documentation, and > > hopefully would be able to fix it :). > > > > I suggest the following is added to the handbook: > > […] > > > > While you’re at it, I think some other updates to that handbook page are in order. I just read it again for the first time in a good while and the following things caught my eye: Thanks for the feedback! > - 21.8.2 mentions using Xen 4.7 on FreeBSD 11 and Xen 4.11 on FreeBSD-CURRENT >= r336475. As 12.0 has been released, that merits a mention here… while "FreeBSD 12.0-RELEASE r341666 GENERIC" does have a higher rev number, I’m not sure whether or not it contains the necessary stuff for Xen 4.11. FreeBSD 12.0 or FreeBSD-HEAD are all capable of using Xen 4.11. > - The /var/log/xen dir is created (and owned) by the xen-tools4{7,11} packages, so no need to manually create it. > > - Wouldn’t 'onifpresent' be a better setting for xc0 in /etc/ttys? Then if you booted back to a vanilla kernel, it won’t try (and fail) to start a getty for a nonexistent device. > > - The DomU example creates a FreeBSD 10.3 VM. Probably better to showcase a supported release… Right, let me see about this. > - Seeing "Xen(TM)" sprinkled throughout the document interrupts the reading flow. Surely it’s enough to use the trademark symbol for the first mention and then simply "Xen" thereafter? I don't have an opinion here, I don't know whether using Xen^TM is mandatory. > - Is it really necessary to 'xl destroy' the DomU after shutting it down? Once it’s shut down, it shouldn’t be in the list any more, and you just 'xl create' with the new config, right? I don't see the manual suggesting to perform an `xl shutdown ...`, am I missing something? It suggests to destroy the domain after install is finished, there's no need to perform a graceful shutdown of the installer. Thanks, Roger. From owner-freebsd-xen@freebsd.org Thu Feb 7 11:48:24 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id ADD5E14D6AAA for ; Thu, 7 Feb 2019 11:48:24 +0000 (UTC) (envelope-from prvs=934266883=roger.pau@citrix.com) Received: from SMTP.EU.CITRIX.COM (smtp.ctxuk.citrix.com [185.25.65.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mail.citrix.com", Issuer "DigiCert SHA2 Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B7E2585EC4; Thu, 7 Feb 2019 11:48:23 +0000 (UTC) (envelope-from prvs=934266883=roger.pau@citrix.com) X-IronPort-AV: E=Sophos;i="5.58,343,1544486400"; d="scan'208";a="85634103" Date: Thu, 7 Feb 2019 12:48:19 +0100 From: Roger Pau =?utf-8?B?TW9ubsOp?= To: "Rodney W. Grimes" CC: Benedict Reuschling , Subject: Re: Extend documentation (was: Re: Issue getting my first Xen domU up) Message-ID: <20190207114819.uvidsagdiqpwfna2@mac> References: <20190206171713.asav4wlhkce2m5wq@mac> <201902061739.x16Hdls7046743@pdx.rh.CN85.dnsmgr.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <201902061739.x16Hdls7046743@pdx.rh.CN85.dnsmgr.net> User-Agent: NeoMutt/20180716 X-ClientProxiedBy: AMSPEX02CAS02.citrite.net (10.69.22.113) To AMSPEX02CL02.citrite.net (10.69.22.126) X-Rspamd-Queue-Id: B7E2585EC4 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of prvs=934266883=roger.pau@citrix.com designates 185.25.65.24 as permitted sender) smtp.mailfrom=prvs=934266883=roger.pau@citrix.com X-Spamd-Result: default: False [-2.41 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.98)[-0.978,0]; NEURAL_HAM_LONG(-0.97)[-0.968,0]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+mx]; ENVFROM_PRVS(0.00)[]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; DMARC_NA(0.00)[citrix.com]; TO_DN_SOME(0.00)[]; FORGED_SENDER_VERP_SRS(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_MED(-0.20)[24.65.25.185.list.dnswl.org : 127.0.9.2]; MX_GOOD(-0.01)[cached: smtp.citrix.com.au]; NEURAL_HAM_SHORT(-0.43)[-0.434,0]; IP_SCORE(-0.02)[country: GB(-0.09)]; FORGED_SENDER(0.00)[roger.pau@citrix.com,prvs=934266883=roger.pau@citrix.com]; RCVD_COUNT_ZERO(0.00)[0]; R_DKIM_NA(0.00)[]; MID_RHS_NOT_FQDN(0.50)[]; ASN(0.00)[asn:60825, ipnet:185.25.64.0/23, country:GB]; FROM_NEQ_ENVFROM(0.00)[roger.pau@citrix.com,prvs=934266883=roger.pau@citrix.com]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Feb 2019 11:48:24 -0000 On Wed, Feb 06, 2019 at 09:39:47AM -0800, Rodney W. Grimes wrote: > > Adding Benedict who wrote the Xen handbook documentation, and > > hopefully would be able to fix it :). > > > > On Tue, Feb 05, 2019 at 08:18:05PM +0000, Marcin Cieslak wrote: > > > On Tue, 5 Feb 2019, Eric Bautsch wrote: > > > > > > > And yes, the qemu-dm-titania.log would have been the place to look. I feel > > > > pretty stupid. It says: > > > > > > Don't feel stupid. I am using Xen with Dom0 on FreeBSD for months now > > > and I didn't know where the qemu logs go - I was able to figure out > > > the problem by staring at the configuration file for a long time. > > > > > > Therefore your question was very helpful also for me - thanks! > > > > It seems there's one piece missing in the handbook which I didn't > > realize, the if_tap module needs to be loaded for QEMU to work. > > > > I suggest the following is added to the handbook: > > > > ``` > > sysrc -f /boot/loader.conf if_tap_load="YES" > > ``` > > > > And then I've also realized the following line: > > > > ``` > > sysrc -f /boot/loader.conf hw.pci.mcfg=0 > > ``` > > > > Is only needed for Xen 4.7, but not for Xen 4.11. > > > > Finally it might be interesting to add a reference to the location of > > the Xen logs. This should likely be added at the end of the document, > > I think something along the lines of: > > > > ``` > > Xen toolstack related logs can be found at /var/log/xen/ be sure to > > check the contents of that directory if experiencing issues. > > ``` > > Is there a troubleshooting section in the handbook? > If not there should be, and this would defanitly be mentioned > in that section. There doesn't seem to be a virtualization troubleshooting section I'm afraid. I've added something similar to my suggestion above as a tip, which will make it more visible. Thanks, Roger. From owner-freebsd-xen@freebsd.org Thu Feb 7 12:57:19 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id B2AFD14D9781 for ; Thu, 7 Feb 2019 12:57:19 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (br1.CN84in.dnsmgr.net [69.59.192.140]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 99B3B8E732; Thu, 7 Feb 2019 12:57:18 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (localhost [127.0.0.1]) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3) with ESMTP id x17Cv7VV050494; Thu, 7 Feb 2019 04:57:07 -0800 (PST) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: (from freebsd-rwg@localhost) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3/Submit) id x17Cv7TZ050493; Thu, 7 Feb 2019 04:57:07 -0800 (PST) (envelope-from freebsd-rwg) From: "Rodney W. Grimes" Message-Id: <201902071257.x17Cv7TZ050493@pdx.rh.CN85.dnsmgr.net> Subject: Re: Extend documentation (was: Re: Issue getting my first Xen domU up) In-Reply-To: <20190207114342.by4kz3jkdltquh5x@mac> To: "Roger Pau Monn?" Date: Thu, 7 Feb 2019 04:57:07 -0800 (PST) CC: Andrew Daugherity , "freebsd-xen@freebsd.org" , Benedict Reuschling X-Mailer: ELM [version 2.4ME+ PL121h (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UNKNOWN-8BIT X-Rspamd-Queue-Id: 99B3B8E732 X-Spamd-Bar: ++ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [2.82 / 15.00]; ARC_NA(0.00)[]; TO_DN_EQ_ADDR_SOME(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; TO_DN_SOME(0.00)[]; NEURAL_SPAM_SHORT(0.95)[0.948,0]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; DMARC_NA(0.00)[dnsmgr.net]; AUTH_NA(1.00)[]; NEURAL_SPAM_MEDIUM(0.42)[0.419,0]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; MX_GOOD(-0.01)[cached: pdx.rh.CN85.dnsmgr.net]; NEURAL_SPAM_LONG(0.58)[0.579,0]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:13868, ipnet:69.59.192.0/19, country:US]; MID_RHS_MATCH_FROM(0.00)[]; IP_SCORE(-0.01)[ip: (0.02), ipnet: 69.59.192.0/19(0.01), asn: 13868(-0.02), country: US(-0.07)] X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Feb 2019 12:57:20 -0000 > On Wed, Feb 06, 2019 at 11:45:35PM +0000, Andrew Daugherity wrote: > > > On Feb 6, 2019, at 11:17 AM, Roger Pau Monn? wrote: > > > > > > Adding Benedict who wrote the Xen handbook documentation, and > > > hopefully would be able to fix it :). > > > > > > I suggest the following is added to the handbook: > > > [?] > > > > > > > > While you?re at it, I think some other updates to that handbook page are in order. I just read it again for the first time in a good while and the following things caught my eye: > > Thanks for the feedback! > > > - 21.8.2 mentions using Xen 4.7 on FreeBSD 11 and Xen 4.11 on FreeBSD-CURRENT >= r336475. As 12.0 has been released, that merits a mention here? while "FreeBSD 12.0-RELEASE r341666 GENERIC" does have a higher rev number, I?m not sure whether or not it contains the necessary stuff for Xen 4.11. > > FreeBSD 12.0 or FreeBSD-HEAD are all capable of using Xen 4.11. > > > - The /var/log/xen dir is created (and owned) by the xen-tools4{7,11} packages, so no need to manually create it. > > > > - Wouldn?t 'onifpresent' be a better setting for xc0 in /etc/ttys? Then if you booted back to a vanilla kernel, it won?t try (and fail) to start a getty for a nonexistent device. > > > > - The DomU example creates a FreeBSD 10.3 VM. Probably better to showcase a supported release? > > Right, let me see about this. > > > - Seeing "Xen(TM)" sprinkled throughout the document interrupts the reading flow. Surely it?s enough to use the trademark symbol for the first mention and then simply "Xen" thereafter? > > I don't have an opinion here, I don't know whether using Xen^TM is > mandatory. Using Trademark Symbols Preferred Usage: In press releases and business writing, it is recommended to use the trademark symbol [superscript ® or TM] on the first instance only or with the most prominent use of the mark. ... Possible Exceptions: If the first instance is in the title, then can use the symbol on the first instance in the text. So I would summarize we can safely remove all but 2 of the TM's since it probably appears in the title of the page. > > > - Is it really necessary to 'xl destroy' the DomU after shutting it down? Once it?s shut down, it shouldn?t be in the list any more, and you just 'xl create' with the new config, right? > > I don't see the manual suggesting to perform an `xl shutdown ...`, am > I missing something? > > It suggests to destroy the domain after install is finished, there's > no need to perform a graceful shutdown of the installer. > > Thanks, Roger. -- Rod Grimes rgrimes@freebsd.org From owner-freebsd-xen@freebsd.org Thu Feb 7 13:00:56 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A18E414D989E for ; Thu, 7 Feb 2019 13:00:56 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (br1.CN84in.dnsmgr.net [69.59.192.140]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id CA7C18E8DF; Thu, 7 Feb 2019 13:00:55 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (localhost [127.0.0.1]) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3) with ESMTP id x17D0pSn050526; Thu, 7 Feb 2019 05:00:51 -0800 (PST) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: (from freebsd-rwg@localhost) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3/Submit) id x17D0nCd050525; Thu, 7 Feb 2019 05:00:49 -0800 (PST) (envelope-from freebsd-rwg) From: "Rodney W. Grimes" Message-Id: <201902071300.x17D0nCd050525@pdx.rh.CN85.dnsmgr.net> Subject: Re: Extend documentation (was: Re: Issue getting my first Xen domU up) In-Reply-To: <20190207114819.uvidsagdiqpwfna2@mac> To: "Roger Pau Monn?" Date: Thu, 7 Feb 2019 05:00:49 -0800 (PST) CC: Benedict Reuschling , freebsd-xen@freebsd.org X-Mailer: ELM [version 2.4ME+ PL121h (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII X-Rspamd-Queue-Id: CA7C18E8DF X-Spamd-Bar: ++ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [2.56 / 15.00]; ARC_NA(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; TO_DN_SOME(0.00)[]; NEURAL_SPAM_SHORT(0.90)[0.897,0]; FROM_HAS_DN(0.00)[]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; DMARC_NA(0.00)[dnsmgr.net]; AUTH_NA(1.00)[]; NEURAL_SPAM_MEDIUM(0.35)[0.351,0]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; MX_GOOD(-0.01)[cached: pdx.rh.CN85.dnsmgr.net]; NEURAL_SPAM_LONG(0.44)[0.435,0]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:13868, ipnet:69.59.192.0/19, country:US]; MID_RHS_MATCH_FROM(0.00)[]; IP_SCORE(-0.01)[ip: (0.02), ipnet: 69.59.192.0/19(0.01), asn: 13868(-0.02), country: US(-0.07)] X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Feb 2019 13:00:56 -0000 > On Wed, Feb 06, 2019 at 09:39:47AM -0800, Rodney W. Grimes wrote: > > > Adding Benedict who wrote the Xen handbook documentation, and > > > hopefully would be able to fix it :). > > > > > > On Tue, Feb 05, 2019 at 08:18:05PM +0000, Marcin Cieslak wrote: > > > > On Tue, 5 Feb 2019, Eric Bautsch wrote: > > > > > > > > > And yes, the qemu-dm-titania.log would have been the place to look. I feel > > > > > pretty stupid. It says: > > > > > > > > Don't feel stupid. I am using Xen with Dom0 on FreeBSD for months now > > > > and I didn't know where the qemu logs go - I was able to figure out > > > > the problem by staring at the configuration file for a long time. > > > > > > > > Therefore your question was very helpful also for me - thanks! > > > > > > It seems there's one piece missing in the handbook which I didn't > > > realize, the if_tap module needs to be loaded for QEMU to work. > > > > > > I suggest the following is added to the handbook: > > > > > > ``` > > > sysrc -f /boot/loader.conf if_tap_load="YES" > > > ``` > > > > > > And then I've also realized the following line: > > > > > > ``` > > > sysrc -f /boot/loader.conf hw.pci.mcfg=0 > > > ``` > > > > > > Is only needed for Xen 4.7, but not for Xen 4.11. > > > > > > Finally it might be interesting to add a reference to the location of > > > the Xen logs. This should likely be added at the end of the document, > > > I think something along the lines of: > > > > > > ``` > > > Xen toolstack related logs can be found at /var/log/xen/ be sure to > > > check the contents of that directory if experiencing issues. > > > ``` > > > > Is there a troubleshooting section in the handbook? > > If not there should be, and this would defanitly be mentioned > > in that section. > > There doesn't seem to be a virtualization troubleshooting section I'm > afraid. I've added something similar to my suggestion above as a tip, > which will make it more visible. There should be a trouble shooting section within the Xen pages of the handbook, and that is where this and other things should probably be placed. How about create sections 21.8.4 Troubleshooting 21.8.4.1 host 21.8.4.2 guest and fill them in with some details. -- Rod Grimes rgrimes@freebsd.org From owner-freebsd-xen@freebsd.org Fri Feb 8 19:35:28 2019 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 38CB514BEDEE for ; Fri, 8 Feb 2019 19:35:28 +0000 (UTC) (envelope-from eric.bautsch@pobox.com) Received: from pb-smtp20.pobox.com (pb-smtp20.pobox.com [173.228.157.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 532D78FA7D for ; Fri, 8 Feb 2019 19:35:26 +0000 (UTC) (envelope-from eric.bautsch@pobox.com) Received: from pb-smtp20.pobox.com (unknown [127.0.0.1]) by pb-smtp20.pobox.com (Postfix) with ESMTP id 8775749A4D for ; Fri, 8 Feb 2019 14:35:18 -0500 (EST) (envelope-from eric.bautsch@pobox.com) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=to:from :subject:message-id:date:mime-version:content-type; s=sasl; bh=L oYtHvzAE1UkrJQ1aTiYcPPATbo=; b=kk7t0ciomUyZFsnazoAPHKM1YwQhRKdl8 c/d1GkyuPtHjeXI+axTvBua26/ye0nGsqZ33RTULJ4C/89rol1D5DPG9TbaDZAe3 Jj1zpQPShMegpqSY2J9ZtCCejXNTEMEahLXWViMJSQUPhauuUfiSbOeO/9xTG56f MQ5kamO7rU= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=to:from:subject :message-id:date:mime-version:content-type; q=dns; s=sasl; b=fuU wzZE4VVkY2sNUvhnils8ags9z+CMJ8oQGBBJwqUkyxcjXk7qBJ6tDnjC9zZPFCjm dqimozAtEsITVu7/J92Smx4+4sFNfU2nsBZCAVJvYB/HSY1lfBLcUQTrQ1jODBk7 Kbgl5eVq9Aeyc4KYaHHpcBzVW/7Ic/lZHMKWrRGY= Received: from pb-smtp20.sea.icgroup.com (unknown [127.0.0.1]) by pb-smtp20.pobox.com (Postfix) with ESMTP id 6E2FC49A4C for ; Fri, 8 Feb 2019 14:35:18 -0500 (EST) (envelope-from eric.bautsch@pobox.com) Received: from swangage.co.uk (unknown [80.247.22.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pb-smtp20.pobox.com (Postfix) with ESMTPSA id C6FC049A4B for ; Fri, 8 Feb 2019 14:35:15 -0500 (EST) (envelope-from eric.bautsch@pobox.com) Received: from [192.168.140.93] (host-93 [192.168.140.93]) (authenticated bits=0) by juliet.swangage.co.uk (8.14.7/8.14.7) with ESMTP id x18JZ9GD029959 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO) for ; Fri, 8 Feb 2019 19:35:11 GMT To: freebsd-xen@freebsd.org From: Eric Bautsch Subject: Issues with XEN and ZFS Message-ID: Date: Fri, 8 Feb 2019 19:35:04 +0000 User-Agent: Mozilla/5.0 (X11; SunOS i86pc; rv:52.0) Gecko/20100101 Thunderbird/52.0 MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms090506020503050301080400" X-Pobox-Relay-ID: A8E8E13E-2BD8-11E9-B9CC-D01F9763A999-54785156!pb-smtp20.pobox.com X-Rspamd-Queue-Id: 532D78FA7D X-Spamd-Bar: -------- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=pobox.com header.s=sasl header.b=kk7t0cio; dmarc=pass (policy=none) header.from=pobox.com; spf=pass (mx1.freebsd.org: domain of eric.bautsch@pobox.com designates 173.228.157.52 as permitted sender) smtp.mailfrom=eric.bautsch@pobox.com X-Spamd-Result: default: False [-8.91 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:173.228.157.0/24]; HAS_ATTACHMENT(0.00)[]; TO_DN_NONE(0.00)[]; DKIM_TRACE(0.00)[pobox.com:+]; DMARC_POLICY_ALLOW(-0.50)[pobox.com,none]; MX_GOOD(-0.01)[pb-mx11.pobox.com,pb-mx10.pobox.com,pb-mx22.pobox.com,pb-mx20.pobox.com,pb-mx14.pobox.com,pb-mx21.pobox.com,pb-mx23.pobox.com,pb-mx9.pobox.com]; NEURAL_HAM_SHORT(-0.99)[-0.990,0]; FROM_EQ_ENVFROM(0.00)[]; IP_SCORE(-1.71)[ipnet: 173.228.157.0/24(-4.86), asn: 11403(-3.60), country: US(-0.07)]; MIME_TRACE(0.00)[0:+,1:+,2:+]; ASN(0.00)[asn:11403, ipnet:173.228.157.0/24, country:US]; RCVD_TLS_LAST(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[52.157.228.173.list.dnswl.org : 127.0.5.1]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[pobox.com:s=sasl]; RCVD_COUNT_FIVE(0.00)[5]; FROM_HAS_DN(0.00)[]; SIGNED_SMIME(-2.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.20)[multipart/signed,multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-xen@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; DWL_DNSWL_LOW(-1.00)[pobox.com.dwl.dnswl.org : 127.0.5.1] X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 08 Feb 2019 19:35:28 -0000 This is a cryptographically signed message in MIME format. --------------ms090506020503050301080400 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Hi. Brief abstract: I'm having ZFS/Xen interaction issues with the disks bein= g=20 declared unusable by the dom0. The longer bit: I'm new to FreeBSD, so my apologies for all the stupid questions. I'm try= ing to=20 migrate from Linux as my virtual platform host (very bad experiences with= =20 stability, let's leave it at that). I'm hosting mostly Solaris VMs (that = being=20 my choice of OS, but again, Betamax/VHS, need I say more), as well as a W= indows=20 VM (because I have to) and a Linux VM (as a future desktop via thin clien= ts as=20 and when I have to retire my SunRay solution which also runs on a VM for = lack of=20 functionality). So, I got xen working on FreeBSD now after my newbie mistake was pointed = out to me. However, I seem to be stuck again: I have, in this initial test server, only two disks. They are SATA hangin= g off=20 the on-board SATA controller. The system is one of those Shuttle XPC cube= s, an=20 older one I had hanging around with 16GB memory and I think 4 cores. I've given the dom0 2GB of memory and 2 core to start with. The root filesystem is zfs with a mirror between the two disks. The entire thing is dead easy to blow away and re-install as I was very=20 impressed how easy the FreeBSD automatic installer was to understand and = pick=20 up, so I have it all scripted. If I need to blow stuff away to test, no p= roblem=20 and I can always get back to a known configuration. As I only have two disks, I have created a zfs volume for the Xen domU th= us: zfs create -V40G -o volmode=3Ddev zroot/nereid0 The domU nereid is defined thus: cat - << EOI > /export/vm/nereid.cfg builder =3D "hvm" name =3D "nereid" memory =3D 2048 vcpus =3D 1 vif =3D [ 'mac=3D00:16:3E:11:11:51,bridge=3Dbridge0', 'mac=3D00:16:3E:11:11:52,bridge=3Dbridge1', 'mac=3D00:16:3E:11:11:53,bridge=3Dbridge2' ] disk =3D [ '/dev/zvol/zroot/nereid0,raw,hda,rw' ] vnc =3D 1 vnclisten =3D "0.0.0.0" serial =3D "pty" EOI nereid itself also auto-installs, it's a Solaris 11.3 instance. As it tries to install, I get this in the dom0: Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada1:ahcich1:0:0:0):=20 WRITE_FPDMA_QUEUED. ACB: 61 18 a0 ef 88 40 46 00 00 00 00 00 Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada1:ahcich1:0:0:0): CAM s= tatus:=20 CCB request was invalid Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada1:ahcich1:0:0:0): Error= 22,=20 Unretryable error Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada0:ahcich0:0:0:0):=20 WRITE_FPDMA_QUEUED. ACB: 61 10 58 9d 86 40 3b 00 00 00 00 00 Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada0:ahcich0:0:0:0): CAM s= tatus:=20 CCB request was invalid Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada0:ahcich0:0:0:0): Error= 22,=20 Unretryable error Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk devd[555]: Processing event '!syste= m=3DZFS=20 subsystem=3DZFS type=3Dereport.fs.zfs.io class=3Dereport.fs.zfs.io=20 ena=3D8237899368669119489 pool=3Dzroot pool_guid=3D18382324475986588472 p= ool_context=3D0=20 pool_failmode=3Dwait vdev_guid=3D18239716500353510442 vdev_type=3Ddisk=20 vdev_path=3D/dev/ada1p3 parent_guid=3D246995617967232936 parent_type=3Dmi= rror=20 zio_err=3D22 zio_offset=3D509174525952 zio_size=3D8192 zio_objset=3D236 z= io_object=3D1=20 zio_level=3D0 zio_blkid=3D1235478' Feb 8 18:57:16 bianca.swangage.co.uk syslogd: exiting on signal 15 Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada0:ahcich0:0:0:0):=20 WRITE_FPDMA_QUEUED. ACB: 61 10 58 9d 86 40 3b 00 00 00 00 00 Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada0:ahcich0:0:0:0): CAM s= tatus:=20 CCB request was invalid Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada0:ahcich0:0:0:0): Error= 22,=20 Unretryable error Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada1:ahcich1:0:0:0):=20 WRITE_FPDMA_QUEUED. ACB: 61 10 58 9d 86 40 3b 00 00 00 00 00 Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada1:ahcich1:0:0:0): CAM s= tatus:=20 CCB request was invalid Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times Feb 8 18:57:16 bianca.swangage.co.uk kernel: (ada1:ahcich1:0:0:0): Error= 22,=20 Unretryable error Feb 8 18:57:16 bianca.swangage.co.uk last message repeated 4 times I get thousands or tens of thousands of these. That has now lead to the system becoming unusable. I didn't manage to complete the installation this time, but I did manage = once=20 for a different Solaris 11.3 domU (which also caused the same errors in t= he dom0=20 during install but did complete) and once it runs, it still does happen, = but not=20 quite as often. The issue does appear to be disk activity, in this particular instance: w= rites. I'm wondering if I neglected a particular setting to make ZFS behave prop= erly or=20 perhaps the VM? Any pointers would be greatly appreciated. Thanks. Eric --=20 =20 ____ / . Eric A. 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