Change in vdsm[master]: virt: Avoid pointless extension requests

nsoffer at redhat.com nsoffer at redhat.com
Thu Feb 26 10:13:09 UTC 2015


Nir Soffer has posted comments on this change.

Change subject: virt: Avoid pointless extension requests
......................................................................


Patch Set 2: Verified+1

Verified on Fedora 21 and RHEL 7 together with
https://gerrit.ovirt.org/38178

- Add thin 1G provisioned disk to vm
- On the guest run:
  dd if=/dev/zero of=/dev/vdb bs=8M count=128
  Works, extend disk to 1.12G
- On the guest run:
  dd if=/dev/zero of=/dev/vdb bs=8M count=129
  fails on the guest with "No space left on device"
  vm does not pause
- Resize disk to 4G
- On the guest run:
  dd if=/dev/zero of=/dev/vdb bs=8M count=512
  Works, extend disk to 8.88G

No pointless extension request seen.

-- 
To view, visit https://gerrit.ovirt.org/38179
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Gerrit-MessageType: comment
Gerrit-Change-Id: I0665fb12dbba9d9d42777db4c43cc606b9708348
Gerrit-PatchSet: 2
Gerrit-Project: vdsm
Gerrit-Branch: master
Gerrit-Owner: Nir Soffer <nsoffer at redhat.com>
Gerrit-Reviewer: Adam Litke <alitke at redhat.com>
Gerrit-Reviewer: Allon Mureinik <amureini at redhat.com>
Gerrit-Reviewer: Dan Kenigsberg <danken at redhat.com>
Gerrit-Reviewer: Federico Simoncelli <fsimonce at redhat.com>
Gerrit-Reviewer: Francesco Romani <fromani at redhat.com>
Gerrit-Reviewer: Nir Soffer <nsoffer at redhat.com>
Gerrit-Reviewer: automation at ovirt.org
Gerrit-Reviewer: oVirt Jenkins CI Server
Gerrit-HasComments: No


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