From owner-freebsd-xen@freebsd.org Mon Jan 23 15:26:04 2017 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2A550CBE789 for ; Mon, 23 Jan 2017 15:26:04 +0000 (UTC) (envelope-from alexander.nusov@nfvexpress.com) Received: from sender163-mail.zoho.com (sender163-mail.zoho.com [74.201.84.163]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 16FCA1E25 for ; Mon, 23 Jan 2017 15:26:03 +0000 (UTC) (envelope-from alexander.nusov@nfvexpress.com) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1485185158; s=zoho; d=nfvexpress.com; i=alexander.nusov@nfvexpress.com; h=From:Content-Type:Mime-Version:Subject:Message-Id:Date:To; l=72291; bh=oB6j4RNPkqjoY5uEcitCXCdgQonlYqHOmOv5Nh9wqI4=; b=oRy4Or7DfIOpqhKCmwGHJ4CF9oF1oUyKXqKkyoQC5q2JmDHTm31N72IzkLHs099J qanU6Y0hxqFNB28gOEI+sJb7GuWqszZ9B4udJjfE+W8B4/Qt56Kh0VBOWM0ODVtqH5X 6ZqQDuY1ZC4FXRYVJv+4r16puAZ31iStimhplAvs= Received: from [192.168.1.66] (95-30-222-83.broadband.corbina.ru [95.30.222.83]) by mx.zohomail.com with SMTPS id 1485185158844965.1284840212834; Mon, 23 Jan 2017 07:25:58 -0800 (PST) From: Alexander Nusov Mime-Version: 1.0 (Mac OS X Mail 10.2 \(3259\)) Subject: Xen on FreeBSD 11: Cannot boot from QCOW2 properly (waiting for XENBUS, xenbusb_nop_confighook_cb) Message-Id: Date: Mon, 23 Jan 2017 18:25:23 +0300 To: freebsd-xen@freebsd.org X-Mailer: Apple Mail (2.3259) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.23 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: Mon, 23 Jan 2017 15:26:04 -0000 Hello, Sorry for cross-posting, since it's related to Xen hypervisor I'm = forwarding this message to the freebsd-xen mailing list. I'm trying to launch a HVM DomU guest from QCOW2 image by using PV = driver on FreeBSD 11 Dom0. The issue is that guest cannot connect to the device/vbd and requires to = wait for 4 minutes to proceed, it goes through the countdown and starts = fine (disk, networking) [ 6.684115] XENBUS: Waiting for devices to initialise: = 25s...20s...15s...10s...5s...0s...235s...230s...225s...220s...215s...210s.= ..205s...200s...195s...190s...185s...180s...175s...170s...165s...160s...15= 5s...150s...145s...140s...135s...130s...125s...120s...115s...110s...105s..= .100s...95s...90s...85s...80s...75s...70s...65s...60s...55s...50s...45s...= 40s...35s...30s...25s...20s...15s...10s...5s...0s... [ 271.591403] XENBUS: Timeout connecting to device: device/vbd/51712 = (local state 3, remote state 1) [ 271.599963] XENBUS: Device with no driver: device/vkbd/0 [ 271.604249] Magic number: 1:453:334 ... login:=20 Unlike Linux It's impossible to boot FreeBSD 11 guests from QCOW2 = (xenbusb_nop_confighook_cb timeout) Steps to reproduce: 1. Download qcow2 cirros image (small linux)=20 http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img = = > # file cirros-0.3.4-x86_64-disk.img=20 cirros-0.3.4-x86_64-disk.img: QEMU QCOW Image (v2), 41126400 bytes 2. create DomU from config bellow xl create -c config.cfg builder =3D "hvm" memory =3D 512 vcpus =3D 2 name =3D "cirros" disk =3D [ 'file:qcow2:/root/cirros-0.3.4-x86_64-disk.img,xvda,w' ] boot =3D "c"=20 vnc =3D 1 vnclisten =3D "0.0.0.0" usbdevice =3D 'tablet' on_poweroff =3D 'destroy' on_reboot =3D 'restart' on_crash =3D 'restart' acpi =3D 1 serial =3D 'pty' I've also tried multiple configurations like tap:qcow2:. tap2:qcow2:, = aio:, switching from xen bus to ide. didn't work. The only driver that had no issues was PHY but it supports only RAW = images. Is that a bug or I'm missing something? tested both STABLE snapshot and 11.0-RELEASE # uname -a FreeBSD xen 11.0-STABLE FreeBSD 11.0-STABLE #0 r311441: Thu Jan 5 = 22:45:20 UTC 2017 # pkg info | grep xen xen-4.7.0_2 Xen Hypervisor meta port xen-kernel-4.7.1_3 Hypervisor using a microkernel design xen-tools-4.7.1_1 Xen management tool, based on LibXenlight # cat /boot/loader.conf=20 hw.pci.mcfg=3D0 xen_kernel=3D"/boot/xen" xen_cmdline=3D"dom0_mem=3D8192M dom0_max_vcpus=3D8 dom0pvh=3D1 = com1=3D115200,8n1 guest_loglvl=3Dall loglvl=3Dall" # xenstore-ls -p 4 =3D "" . . . . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) vm =3D "/vm/94b147df-e15d-11e6-a685-002590d7eca6" . . . . . (n0,r4) name =3D "cirros" . . . . . . . . . . . . . . . . . . . . . (n0,r4) cpu =3D "" . . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) 0 =3D "" . . . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) availability =3D "online" . . . . . . . . . . . . . . . . (n0,r4) 1 =3D "" . . . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) availability =3D "online" . . . . . . . . . . . . . . . . (n0,r4) memory =3D "" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) static-max =3D "4194304" . . . . . . . . . . . . . . . . . (n0,r4) target =3D "4186112" . . . . . . . . . . . . . . . . . . . (n0,r4) videoram =3D "8192" . . . . . . . . . . . . . . . . . . . (n0,r4) device =3D "" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) suspend =3D "" . . . . . . . . . . . . . . . . . . . . . . (n0,r4) event-channel =3D "" . . . . . . . . . . . . . . . . . . (n4) vbd =3D "" . . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) 51712 =3D "" . . . . . . . . . . . . . . . . . . . . . . (n4,r0) backend =3D "/local/domain/0/backend/qdisk/4/51712" . . (n4,r0) backend-id =3D "0" . . . . . . . . . . . . . . . . . . . (n4,r0) state =3D "3" . . . . . . . . . . . . . . . . . . . . . (n4,r0) virtual-device =3D "51712" . . . . . . . . . . . . . . . (n4,r0) device-type =3D "disk" . . . . . . . . . . . . . . . . . (n4,r0) ring-ref =3D "8" . . . . . . . . . . . . . . . . . . . . (n4,r0) event-channel =3D "18" . . . . . . . . . . . . . . . . . (n4,r0) protocol =3D "x86_64-abi" . . . . . . . . . . . . . . . (n4,r0) vkbd =3D "" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) 0 =3D "" . . . . . . . . . . . . . . . . . . . . . . . . (n4,r0) backend =3D "/local/domain/0/backend/vkbd/4/0" . . . . . (n4,r0) backend-id =3D "0" . . . . . . . . . . . . . . . . . . . (n4,r0) state =3D "1" . . . . . . . . . . . . . . . . . . . . . (n4,r0) control =3D "" . . . . . . . . . . . . . . . . . . . . . . (n0,r4) shutdown =3D "" . . . . . . . . . . . . . . . . . . . . . (n4) platform-feature-multiprocessor-suspend =3D "1" . . . . . (n0,r4) platform-feature-xs_reset_watches =3D "1" . . . . . . . . (n0,r4) hvmloader =3D "" . . . . . . . . . . . . . . . . . . . . . (n0,r4) bios =3D "seabios" . . . . . . . . . . . . . . . . . . . . (n0,r4) allow-memory-relocate =3D "0" . . . . . . . . . . . . . . (n0,r4) data =3D "" . . . . . . . . . . . . . . . . . . . . . . . . (n4) drivers =3D "" . . . . . . . . . . . . . . . . . . . . . . (n4) feature =3D "" . . . . . . . . . . . . . . . . . . . . . . (n4) attr =3D "" . . . . . . . . . . . . . . . . . . . . . . . . (n4) domid =3D "4" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) store =3D "" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) port =3D "1" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) ring-ref =3D "1044476" . . . . . . . . . . . . . . . . . . (n0,r4) platform =3D "" . . . . . . . . . . . . . . . . . . . . . . (n0,r4) acpi =3D "1" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) acpi_s3 =3D "1" . . . . . . . . . . . . . . . . . . . . . (n0,r4) acpi_s4 =3D "1" . . . . . . . . . . . . . . . . . . . . . (n0,r4) console =3D "" . . . . . . . . . . . . . . . . . . . . . . (n0,r4) backend =3D "/local/domain/0/backend/console/4/0" . . . . (n0,r4) backend-id =3D "0" . . . . . . . . . . . . . . . . . . . . (n4,r0) limit =3D "1048576" . . . . . . . . . . . . . . . . . . . (n0,r4) type =3D "xenconsoled" . . . . . . . . . . . . . . . . . . (n0,r4) output =3D "pty" . . . . . . . . . . . . . . . . . . . . . (n0,r4) tty =3D "/dev/pts/1" . . . . . . . . . . . . . . . . . . . (n0,r4) port =3D "2" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) ring-ref =3D "1044479" . . . . . . . . . . . . . . . . . . (n0,r4) vnc-listen =3D "0.0.0.0" . . . . . . . . . . . . . . . . . (n0,r4) vnc-port =3D "5900" . . . . . . . . . . . . . . . . . . . (n0,r4) image =3D "" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) device-model-pid =3D "3255" . . . . . . . . . . . . . . . (n0,r4) serial =3D "" . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) 0 =3D "" . . . . . . . . . . . . . . . . . . . . . . . . . (n0,r4) tty =3D "/dev/pts/2" . . . . . . . . . . . . . . . . . . (n0,r4) libxl: debug: libxl_create.c:1710:do_domain_create: ao 0x803247000: = create: how=3D0x0 callback=3D0x0 poller=3D0x8032280a0 libxl: debug: libxl_device.c:347:libxl__device_disk_set_backend: Disk = vdev=3Dxvda spec.backend=3Dunknown libxl: debug: libxl_device.c:310:disk_try_backend: Disk vdev=3Dxvda, = backend phy unsuitable due to format qcow2 libxl: debug: libxl_device.c:382:libxl__device_disk_set_backend: Disk = vdev=3Dxvda, using backend qdisk libxl: debug: libxl_create.c:970:initiate_domain_create: running = bootloader libxl: debug: libxl_bootloader.c:324:libxl__bootloader_run: not a PV = domain, skipping bootloader libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch = w=3D0x80325aab8: deregister unregistered domainbuilder: detail: xc_dom_allocate: cmdline=3D"(null)", = features=3D"(null)" domainbuilder: detail: xc_dom_kernel_file: = filename=3D"/usr/local/lib/xen/boot/hvmloader" domainbuilder: detail: xc_dom_malloc_filemap : 329 kB domainbuilder: detail: xc_dom_boot_xen_init: ver 4.7, caps = xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32 hvm-3.0-x86_32p = hvm-3.0-x86_64=20 domainbuilder: detail: xc_dom_parse_image: called domainbuilder: detail: xc_dom_find_loader: trying ELF-generic loader ...=20= domainbuilder: detail: loader probe failed domainbuilder: detail: xc_dom_find_loader: trying Linux bzImage loader = ...=20 domainbuilder: detail: xc_dom_probe_bzimage_kernel: kernel is not a = bzImage domainbuilder: detail: loader probe failed domainbuilder: detail: xc_dom_find_loader: trying HVM-generic loader ...=20= domainbuilder: detail: loader probe OK xc: detail: elf_parse_binary: phdr: paddr=3D0x100000 memsz=3D0x5ae04 xc: detail: elf_parse_binary: memory: 0x100000 -> 0x15ae04 domainbuilder: detail: xc_dom_mem_init: mem 504 MB, pages 0x1f800 pages, = 4k each domainbuilder: detail: xc_dom_mem_init: 0x1f800 pages domainbuilder: detail: xc_dom_boot_mem_init: called domainbuilder: detail: xc_dom_malloc : 1008 kB xc: detail: PHYSICAL MEMORY ALLOCATION: xc: detail: 4KB PAGES: 0x0000000000000200 xc: detail: 2MB PAGES: 0x00000000000000fb xc: detail: 1GB PAGES: 0x0000000000000000 domainbuilder: detail: xc_dom_build_image: called domainbuilder: detail: xc_dom_pfn_to_ptr_retcount: domU mapping: pfn = 0x100+0x5b at 0x8006d0000 domainbuilder: detail: xc_dom_alloc_segment: kernel : 0x100000 = -> 0x15b000 (pfn 0x100 + 0x5b pages) xc: detail: elf_load_binary: phdr 0 at 0x80072b000 -> 0x80077c3a0 domainbuilder: detail: alloc_pgtables_hvm: doing nothing domainbuilder: detail: xc_dom_build_image : virt_alloc_end : 0x15b000 domainbuilder: detail: xc_dom_build_image : virt_pgtab_end : 0x0 domainbuilder: detail: xc_dom_boot_image: called domainbuilder: detail: bootearly: doing nothing 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 <=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: clear_page: pfn 0xfefff, mfn 0xfefff domainbuilder: detail: clear_page: pfn 0xfeffc, mfn 0xfeffc domainbuilder: detail: domain builder memory footprint domainbuilder: detail: allocated domainbuilder: detail: malloc : 1012 kB domainbuilder: detail: anon mmap : 0 bytes domainbuilder: detail: mapped domainbuilder: detail: file mmap : 329 kB domainbuilder: detail: domU mmap : 364 kB domainbuilder: detail: vcpu_hvm: called domainbuilder: detail: xc_dom_gnttab_hvm_seed: called, pfn=3D0xff000 domainbuilder: detail: xc_dom_gnttab_hvm_seed: called, pfn=3D0xff001 domainbuilder: detail: xc_dom_release: called libxl: debug: libxl_device.c:347:libxl__device_disk_set_backend: Disk = vdev=3Dxvda spec.backend=3Dqdisk libxl: debug: libxl_device.c:1156:device_hotplug: No hotplug script to = execute libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch = w=3D0x80337a4d0: deregister unregistered libxl: debug: libxl.c:3166:libxl__device_disk_find_local_path: Directly = accessing local QDISK target /root/cirros-0.3.4-x86_64-disk.img libxl: debug: libxl_dm.c:755:libxl__dm_runas_helper: = sysconf(_SC_GETPW_R_SIZE_MAX) failed, setting the initial buffer size to = 2048 libxl: debug: libxl_dm.c:755:libxl__dm_runas_helper: = sysconf(_SC_GETPW_R_SIZE_MAX) failed, setting the initial buffer size to = 2048 libxl: debug: libxl_dm.c:1498:libxl__build_device_model_args_new: Could = not find user xen-qemuuser-shared, starting QEMU as root libxl: debug: libxl_dm.c:2092:libxl__spawn_local_dm: Spawning = device-model /usr/local/lib/xen/bin/qemu-system-i386 with arguments: libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: = /usr/local/lib/xen/bin/qemu-system-i386 libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -xen-domid libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: 3 libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -chardev libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: = socket,id=3Dlibxl-cmd,path=3D/var/run/xen/qmp-libxl-3,server,nowait libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -no-shutdown libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -mon libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: = chardev=3Dlibxl-cmd,mode=3Dcontrol libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -chardev libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: = socket,id=3Dlibxenstat-cmd,path=3D/var/run/xen/qmp-libxenstat-3,server,now= ait libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -mon libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: = chardev=3Dlibxenstat-cmd,mode=3Dcontrol libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -nodefaults libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -no-user-config libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -name libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: vm libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -vnc libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: 0.0.0.0:0,to=3D99 libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -display libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: none libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -serial libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: pty libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -device libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: = cirrus-vga,vgamem_mb=3D8 libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -boot libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: order=3Dc libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -usb libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -usbdevice libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: tablet libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -smp libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: 2,maxcpus=3D2 libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -net libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: none libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -machine libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: xenfv libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -m libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: 504 libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: -drive libxl: debug: libxl_dm.c:2094:libxl__spawn_local_dm: = file=3D/root/cirros-0.3.4-x86_64-disk.img,if=3Dide,index=3D0,media=3Ddisk,= format=3Dqcow2,cache=3Dwriteback libxl: debug: libxl_dm.c:2096:libxl__spawn_local_dm: Spawning = device-model /usr/local/lib/xen/bin/qemu-system-i386 with additional = environment: libxl: debug: libxl_dm.c:2098:libxl__spawn_local_dm: = XEN_QEMU_CONSOLE_LIMIT=3D1048576 libxl: debug: libxl_event.c:636:libxl__ev_xswatch_register: watch = w=3D0x80325adb0 wpath=3D/local/domain/0/device-model/3/state token=3D3/0: = register slotnum=3D3 libxl: debug: libxl_create.c:1736:do_domain_create: ao 0x803247000: = inprogress: poller=3D0x8032280a0, flags=3Di libxl: debug: libxl_event.c:573:watchfd_callback: watch w=3D0x80325adb0 = wpath=3D/local/domain/0/device-model/3/state token=3D3/0: event = epath=3D/local/domain/0/device-model/3/state libxl: debug: libxl_exec.c:398:spawn_watch_event: domain 3 device model: = spawn watch p=3D(null) libxl: debug: libxl_event.c:573:watchfd_callback: watch w=3D0x80325adb0 = wpath=3D/local/domain/0/device-model/3/state token=3D3/0: event = epath=3D/local/domain/0/device-model/3/state libxl: debug: libxl_exec.c:398:spawn_watch_event: domain 3 device model: = spawn watch p=3Drunning libxl: debug: libxl_event.c:673:libxl__ev_xswatch_deregister: watch = w=3D0x80325adb0 wpath=3D/local/domain/0/device-model/3/state token=3D3/0: = deregister slotnum=3D3 libxl: debug: libxl_exec.c:129:libxl_report_child_exitstatus: domain 3 = device model (dying as expected) [853] died due to fatal signal Killed libxl: debug: libxl_event.c:686:libxl__ev_xswatch_deregister: watch = w=3D0x80325adb0: deregister unregistered libxl: debug: libxl_qmp.c:707:libxl__qmp_initialize: connected to = /var/run/xen/qmp-libxl-3 libxl: debug: libxl_qmp.c:296:qmp_handle_response: message type: qmp libxl: debug: libxl_qmp.c:556:qmp_send_prepare: next qmp command: '{ "execute": "qmp_capabilities", "id": 1 } ' libxl: debug: libxl_qmp.c:296:qmp_handle_response: message type: return libxl: debug: libxl_qmp.c:556:qmp_send_prepare: next qmp command: '{ "execute": "query-chardev", "id": 2 } ' libxl: debug: libxl_qmp.c:296:qmp_handle_response: message type: return libxl: debug: libxl_qmp.c:556:qmp_send_prepare: next qmp command: '{ "execute": "query-vnc", "id": 3 } ' libxl: debug: libxl_qmp.c:296:qmp_handle_response: message type: return libxl: debug: libxl_event.c:2180:libxl__ao_progress_report: ao = 0x803247000: progress report: ignored libxl: debug: libxl_event.c:1869:libxl__ao_complete: ao 0x803247000: = complete, rc=3D0 libxl: debug: libxl_event.c:1838:libxl__ao__destroy: ao 0x803247000: = destroy libxl: debug: libxl_qmp.c:707:libxl__qmp_initialize: connected to = /var/run/xen/qmp-libxl-3 libxl: debug: libxl_qmp.c:296:qmp_handle_response: message type: qmp libxl: debug: libxl_qmp.c:556:qmp_send_prepare: next qmp command: '{ "execute": "qmp_capabilities", "id": 1 } ' libxl: debug: libxl_qmp.c:296:qmp_handle_response: message type: return libxl: debug: libxl_qmp.c:556:qmp_send_prepare: next qmp command: '{ "execute": "cont", "id": 2 } ' libxl: debug: libxl_qmp.c:296:qmp_handle_response: message type: return xencall:buffer: debug: total allocations:285 total releases:285 xencall:buffer: debug: current allocations:0 maximum allocations:3 xencall:buffer: debug: cache current size:3 xencall:buffer: debug: cache hits:269 misses:3 toobig:13 Thanks, Alex=