On Wednesday, May 02, 2012 05:54:50 PM Sean Kennedy wrote: > On May 2, 2012, at 6:56 AM, Vadim Rozenfeld wrote: > > On Wednesday, May 02, 2012 02:33:49 AM Sean Kennedy wrote: > >> I am getting crashes (BSoD) when using Virtio for the disk driver in > >> Windows XP. > >> > >> It boots fine, it seems to run okay most of the time, but whenever the > >> disk begins to get taxed, 9 times out of 10 it will start locking up > >> then eventually crash with a BSoD about virtio.sys. > > > > Hi Sean, > > Can you tell me the bugcheck code and viostor version? > > Thank you, > > Vadim. > > I'm using virtio-win-0.1-22, it looks like viostor.sys is version > 02/13/2012,51.63.103.2200. > Could you please try the more recent one, available at http://people.redhat.com/vrozenfe/build-26/virtio-win-prewhql-0.1.zip ? > The BSoD is telling me 'IRQL_NOT_LESS_OR_EQUAL'. > > >> Here is the environment: > >> > >> VM Host is a CentOS 6 server running qemu-kvm-0.12.1.2-2.209 with Kernel > >> version 2.6.32-220.13.1.el6.x86_64. It's a dual quad-core Xeon with 24 > >> gigs of ram. > >> > >> It's connected to backend storage via 2 gigabit ethernet connections. I > >> have created a raw 20gig LVM block device for this XP machine that is > >> exported over iSCSI. > >> > >> The VM Host is running device-mapper-multipath to utilize both ethernet > >> connections to the SAN. > >> > >> When I run a disk benchmark tool on the XP machine, the ICMP responses > >> from the box start going through the roof, and even drop off. It > >> usually bluescreens during the test. > >> > >> I have eliminated multipathd and setup the XP virt machine to just use > >> the iSCSI /dev/disk/by-id/ block directly, and it still behaves this > >> way. > >> > >> If I set the machine to use IDE instead of Virtio, it's certainly > >> slower, but the machine never crashes and when running I/O benchmarks, > >> pings stay solid as they should, this is while still using multipathd > >> and iSCSI to the storage server. > >> > >> Have I setup virtio incorrectly? How would you go about finding the > >> real issue? > >> > >> Here is the virt machine's XML (using IDE for disk currently): > >> > >> <domain type='kvm' id='12'> > >> > >> <name>Apollo</name> > >> <uuid>d32041b8-853e-e679-edce-2b1f3db55e8a</uuid> > >> <memory>4194304</memory> > >> <currentMemory>4194304</currentMemory> > >> <vcpu>2</vcpu> > >> <os> > >> > >> <type arch='i686' machine='rhel5.4.0'>hvm</type> > >> <boot dev='hd'/> > >> > >> </os> > >> <features> > >> > >> <acpi/> > >> <apic/> > >> <pae/> > >> > >> </features> > >> <clock offset='localtime'> > >> > >> <timer name='pit' tickpolicy='delay'/> > >> > >> </clock> > >> <on_poweroff>destroy</on_poweroff> > >> <on_reboot>restart</on_reboot> > >> <on_crash>restart</on_crash> > >> <devices> > >> > >> <emulator>/usr/libexec/qemu-kvm</emulator> > >> <disk type='file' device='disk'> > >> > >> <driver name='qemu' type='raw' cache='none'/> > >> <source file='/dev/mapper/vm_apollo'/> > >> <target dev='vda' bus='ide'/> > >> <alias name='ide0-0-0'/> > >> <address type='drive' controller='0' bus='0' unit='0'/> > >> > >> </disk> > >> <disk type='file' device='cdrom'> > >> > >> <driver name='qemu' type='raw'/> > >> <target dev='hdc' bus='ide'/> > >> <readonly/> > >> <alias name='ide0-1-0'/> > >> <address type='drive' controller='0' bus='1' unit='0'/> > >> > >> </disk> > >> <controller type='ide' index='0'> > >> > >> <alias name='ide0'/> > >> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' > >> > >> function='0x1'/> </controller> > >> > >> <interface type='bridge'> > >> > >> <mac address='52:54:00:d7:bb:08'/> > >> <source bridge='br0'/> > >> <target dev='vnet0'/> > >> <model type='virtio'/> > >> <alias name='net0'/> > >> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' > >> > >> function='0x0'/> </interface> > >> > >> <serial type='pty'> > >> > >> <source path='/dev/pts/1'/> > >> <target port='0'/> > >> <alias name='serial0'/> > >> > >> </serial> > >> <console type='pty' tty='/dev/pts/1'> > >> > >> <source path='/dev/pts/1'/> > >> <target type='serial' port='0'/> > >> <alias name='serial0'/> > >> > >> </console> > >> <input type='tablet' bus='usb'> > >> > >> <alias name='input0'/> > >> > >> </input> > >> <input type='mouse' bus='ps2'/> > >> <graphics type='vnc' port='5900' autoport='yes' keymap='en-us'/> > >> <video> > >> > >> <model type='cirrus' vram='9216' heads='1'/> > >> <alias name='video0'/> > >> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' > >> > >> function='0x0'/> </video> > >> > >> <memballoon model='virtio'> > >> > >> <alias name='balloon0'/> > >> <address type='pci' domain='0x0000' bus='0x00' slot='0x04' > >> > >> function='0x0'/> </memballoon> > >> > >> </devices> > >> > >> </domain> > >> > >> > >> Thanks, > >> Sean-- > >> To unsubscribe from this list: send the line "unsubscribe kvm" in > >> the body of a message to majordomo@xxxxxxxxxxxxxxx > >> More majordomo info at http://vger.kernel.org/majordomo-info.html > > > > -- > > To unsubscribe from this list: send the line "unsubscribe kvm" in > > the body of a message to majordomo@xxxxxxxxxxxxxxx > > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
