On Tue, May 18, 2010 at 08:38:22PM +0300, Avi Kivity wrote:
Yes. Why would Linux post overlapping requests? makes
0x sense.
There may be a guest bug in here too. Christoph?
Overlapping writes are entirely fine from the guest POV, although they
should be rather unusual. We
On 05/19/2010 11:57 AM, Christoph Hellwig wrote:
On Tue, May 18, 2010 at 08:38:22PM +0300, Avi Kivity wrote:
Yes. Why would Linux post overlapping requests? makes
0x sense.
There may be a guest bug in here too. Christoph?
Overlapping writes are entirely fine from the guest
I just re-verified it on current stable
qemu-kvm-0.12.4. The issue is still here,
trivial to trigger.
kvm-img create test.raw 1500G
kvm ... \
-drive file=test.raw,if=virtio
it fails right on the mkfs stage:
mkfs.ext4 /dev/vdb
Writing inode tables: end_request: I/O error, dev vdb, sector
On Tue, May 18, 2010 at 07:52:45PM +0400, Michael Tokarev wrote:
I just re-verified it on current stable
qemu-kvm-0.12.4. The issue is still here,
trivial to trigger.
kvm-img create test.raw 1500G
kvm ... \
-drive file=test.raw,if=virtio
it fails right on the mkfs stage:
18.05.2010 19:52, Michael Tokarev wrote:
I just re-verified it on current stable
qemu-kvm-0.12.4. The issue is still here,
trivial to trigger.
kvm-img create test.raw 1500G
kvm ... \
-drive file=test.raw,if=virtio
it fails right on the mkfs stage:
mkfs.ext4 /dev/vdb
Writing inode tables:
On Tue, May 18, 2010 at 08:51:55PM +0400, Michael Tokarev wrote:
18.05.2010 19:52, Michael Tokarev wrote:
I just re-verified it on current stable
qemu-kvm-0.12.4. The issue is still here,
trivial to trigger.
kvm-img create test.raw 1500G
kvm ... \
-drive file=test.raw,if=virtio
it
On 05/18/2010 06:52 PM, Michael Tokarev wrote:
I just re-verified it on current stable
qemu-kvm-0.12.4. The issue is still here,
trivial to trigger.
Can you try the patch I just posted?
--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
--
On 05/18/2010 08:34 PM, Michael Tokarev wrote:
18.05.2010 21:29, Avi Kivity wrote:
On 05/18/2010 06:52 PM, Michael Tokarev wrote:
I just re-verified it on current stable
qemu-kvm-0.12.4. The issue is still here,
trivial to trigger.
Can you try the patch I just posted?
Applied this one:
18.05.2010 21:38, Avi Kivity wrote:
[Qemu-devel] [PATCH +stable] block: don't attempt to merge overlapping
requests
quick tests shows it works correctly so far.
At least it went further than before, not
stopping at the usual sector 3145727872.
Hmm. Ide has no queue, hence no mergeing,
that's
On 05/18/2010 09:03 PM, Michael Tokarev wrote:
18.05.2010 21:38, Avi Kivity wrote:
[Qemu-devel] [PATCH +stable] block: don't attempt to merge overlapping
requests
quick tests shows it works correctly so far.
At least it went further than before, not
stopping at the usual sector 3145727872.
18.05.2010 22:09, Avi Kivity wrote:
On 05/18/2010 09:03 PM, Michael Tokarev wrote:
18.05.2010 21:38, Avi Kivity wrote:
[Qemu-devel] [PATCH +stable] block: don't attempt to merge overlapping
requests
quick tests shows it works correctly so far.
At least it went further than before, not
18.05.2010 22:38, Michael Tokarev пишет:
18.05.2010 22:09, Avi Kivity wrote:
On 05/18/2010 09:03 PM, Michael Tokarev wrote:
18.05.2010 21:38, Avi Kivity wrote:
[Qemu-devel] [PATCH +stable] block: don't attempt to merge overlapping
requests
quick tests shows it works correctly so far.
At
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