Red Hat Bugzilla – Bug 638924
disk write error when boot guest from image on nfs
Last modified: 2010-12-07 09:48:53 EST
Description of problem:
VM is stopped due to disk write error when boot guest from nfs with qcow2 image format
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. mount nfs
2. boot guest from nfs with werror=stop
/usr/libexec/qemu-kvm -M rhel5.5.0 -m 2048 -smp 2 -name win7x86-Hel5-Del5 -uuid b51e36f4-ea66-42fa-bd9b-f92f4483bc13 -no-kvm-pit-reinjection -monitor stdio -localtime -boot c -drive file=./win08R2-Hel5-Del5.img,if=virtio,index=0,boot=on,werror=stop -net nic,macaddr=54:52:00:32:a5:12,vlan=0,model=virtio -net tap,script=/usr/local/staf/test/RHEV/kvm-new/autotest/client/tests/kvm/scripts/qemu-ifup-switch,vlan=0,ifname=vnet0 -serial pty -parallel none -usb -usbdevice tablet -vnc :1 -k en-us
3. (qemu) info status
VM status: paused
(qemu) info stop-reason
VM is stopped due to disk write error: ide0-hd0: Cannot allocate memory
1. guest can boot successfully in local machine
2. guest can boot successfully on nfs with raw format.
3. free -m
total used free shared buffers cached
Mem: 7854 137 7717 0 3 39
-/+ buffers/cache: 93 7760
Swap: 9855 0
*** Bug 638545 has been marked as a duplicate of this bug. ***
Tried on 2.6.18-230, can not hit this issue ,seems this issue has been fixed.
This request was evaluated by Red Hat Product Management for inclusion in Red Hat Enterprise Linux 5.6 and Red Hat does not plan to fix this issue the currently developed update.
Contact your manager or support representative in case you need to escalate this bug.
It seems from comment 7 that this bug is fixed. Please reopen if not true.