From owner-freebsd-xen@freebsd.org Thu Sep 15 22:28:46 2016 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 91887BDCFD5 for ; Thu, 15 Sep 2016 22:28:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (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 76C7D6BA for ; Thu, 15 Sep 2016 22:28:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u8FMSk3i047311 for ; Thu, 15 Sep 2016 22:28:46 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-xen@FreeBSD.org Subject: [Bug 212681] I/O is slow for FreeBSD DOMu on XenServer Date: Thu, 15 Sep 2016 22:28:46 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 10.3-RELEASE X-Bugzilla-Keywords: performance X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: meyer.sydney@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-xen@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 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: Thu, 15 Sep 2016 22:28:46 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D212681 --- Comment #12 from Sydney Meyer --- I have some 10.3 vm's running on Xen 4.4 with a Debian Linux 4.6 Dom0 and t= hey give me: dmesg xenbusb_back0: on xenstore0 xbd0: 5120MB at device/vbd/51712 on xenbusb_front0 xbd0: features: flush, write_barrier xbd0: synchronize cache commands enabled. xn0: backend features: feature-sg feature-gso-tcp4 sysctl -a | grep xen kern.vm_guest: xen device xenpci vfs.pfs.vncache.maxentries: 0 dev.xenbusb_back.0.%parent: xenstore0 dev.xenbusb_back.0.%pnpinfo:=20 dev.xenbusb_back.0.%location:=20 dev.xenbusb_back.0.%driver: xenbusb_back dev.xenbusb_back.0.%desc: Xen Backend Devices dev.xenbusb_back.%parent:=20 dev.xn.0.xenstore_peer_path: /local/domain/0/backend/vif/3/0 dev.xn.0.xenbus_peer_domid: 0 dev.xn.0.xenbus_connection_state: Connected dev.xn.0.xenbus_dev_type: vif dev.xn.0.xenstore_path: device/vif/0 dev.xn.0.%parent: xenbusb_front0 dev.xbd.0.xenstore_peer_path: /local/domain/0/backend/vbd/3/51712 dev.xbd.0.xenbus_peer_domid: 0 dev.xbd.0.xenbus_connection_state: Connected dev.xbd.0.xenbus_dev_type: vbd dev.xbd.0.xenstore_path: device/vbd/51712 dev.xbd.0.%parent: xenbusb_front0 dev.xenbusb_front.0.%parent: xenstore0 dev.xenbusb_front.0.%pnpinfo:=20 dev.xenbusb_front.0.%location:=20 dev.xenbusb_front.0.%driver: xenbusb_front dev.xenbusb_front.0.%desc: Xen Frontend Devices dev.xenbusb_front.%parent:=20 dev.xctrl.0.%parent: xenstore0 dev.xenstore.0.%parent: xenpci0 dev.xenstore.0.%pnpinfo:=20 dev.xenstore.0.%location:=20 dev.xenstore.0.%driver: xenstore dev.xenstore.0.%desc: XenStore dev.xenstore.%parent:=20 dev.xenpci.0.%parent: pci0 dev.xenpci.0.%pnpinfo: vendor=3D0x5853 device=3D0x0001 subvendor=3D0x5853 subdevice=3D0x0001 class=3D0xff8000 dev.xenpci.0.%location: pci0:0:2:0 handle=3D\_SB_.PCI0.S2__ dev.xenpci.0.%driver: xenpci dev.xenpci.0.%desc: Xen Platform Device dev.xenpci.%parent:=20 dev.xen_et.0.%parent: nexus0 dev.xen_et.0.%pnpinfo:=20 dev.xen_et.0.%location:=20 dev.xen_et.0.%driver: xen_et dev.xen_et.0.%desc: Xen PV Clock dev.xen_et.%parent:=20 dev.xen.xsd_kva: 18446735281894703104 dev.xen.xsd_port: 3 dev.xen.balloon.high_mem: 0 dev.xen.balloon.low_mem: 0 dev.xen.balloon.hard_limit: 18446744073709551615 dev.xen.balloon.driver_pages: 0 dev.xen.balloon.target: 129024 dev.xen.balloon.current: 129024 --=20 You are receiving this mail because: You are the assignee for the bug.=