[Bug 703811] Re: kvm guest's cpu usage with virtio storage driver goes up to 100% because of flush process
Roman R
703811 at bugs.launchpad.net
Fri Feb 18 13:59:18 UTC 2011
<domain type='kvm'>
<name>test</name>
<uuid>cefb1457-6927-3fde-d0f1-a94c6c1aecb0</uuid>
<memory>393216</memory>
<currentMemory>393216</currentMemory>
<vcpu>2</vcpu>
<os>
<type arch='x86_64' machine='pc-0.12'>hvm</type>
<boot dev='hd'/>
</os>
<features>
<acpi/>
<apic/>
<pae/>
</features>
<clock offset='utc'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>restart</on_crash>
<devices>
<emulator>/usr/bin/kvm</emulator>
<disk type='file' device='disk'>
<driver name='qemu' type='raw'/>
<source file='/var/lib/libvirt/images/test.img'/>
<target dev='vda' bus='virtio'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>
</disk>
<disk type='block' device='cdrom'>
<driver name='qemu' type='raw'/>
<target dev='hdc' bus='ide'/>
<readonly/>
<address type='drive' controller='0' bus='1' unit='0'/>
</disk>
<controller type='ide' index='0'>
<address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
</controller>
and i run the kvm guest on image.
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https://bugs.launchpad.net/bugs/703811
Title:
kvm guest's cpu usage with virtio storage driver goes up to 100%
because of flush process
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