1:32 a.m.
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Hi there,=0A=
=0A=
we got a nasty situation yesterday in our OVirt 3.5.6 environment. =0A=
We ran a LSM that failed during the cleanup operation. To be precise =0A=
when the process deleted an image on the source NFS storage. =0A=
=0A=
Engine log gives:=0A=
=0A=
2016-01-11 20:49:45,120 INFO [org.ovirt.engine.core.vdsbroker.irsbroker.De=
leteImageGroupVDSCommand] (org.ovirt.thread.pool-8-thread-14) [77277f0] STA=
RT, DeleteImageGroupVDSCommand( storagePoolId =3D 94ed7a19-fade-4bd6-83f2-2=
cbb2f730b95, ignoreFailoverLimit =3D false, storageDomainId =3D 272ec473-60=
41-42ee-bd1a-732789dd18d4, imageGroupId =3D aed132ef-703a-44d0-b875-db8c0d2=
c1a92, postZeros =3D false, forceDelete =3D false), log id: b52d59c=0A=
...=0A=
2016-01-11 20:50:45,206 ERROR [org.ovirt.engine.core.vdsbroker.irsbroker.De=
leteImageGroupVDSCommand] (org.ovirt.thread.pool-8-thread-14) [77277f0] Fai=
led in DeleteImageGroupVDS method=0A=
=0A=
VDSM (SPM) log gives:=0A=
=0A=
Thread-97::DEBUG::2016-01-11 20:49:45,737::fileSD::384::Storage.StorageDoma=
in::(deleteImage) Removing file: /rhev/data-center/mnt/1.2.3.4:_var_nas2_OV=
irtIB/272ec473-6041-42ee-bd1a-732789dd18d4/images/_remojzBd1r/0d623afb-291e=
-4f4c-acba-caecb125c4ed=0A=
...=0A=
Thread-97::ERROR::2016-01-11 20:50:45,737::task::866::Storage.TaskManager.T=
ask::(_setError) Task=3D`cd477878-47b4-44b1-85a3-b5da19543a5e`::Unexpected =
error=0A=
Traceback (most recent call last):=0A=
File "/usr/share/vdsm/storage/task.py", line 873, in _run=0A=
return fn(*args, **kargs)=0A=
File "/usr/share/vdsm/logUtils.py", line 45, in wrapper=0A=
res =3D f(*args, **kwargs)=0A=
File "/usr/share/vdsm/storage/hsm.py", line 1549, in deleteImage=0A=
pool.deleteImage(dom, imgUUID, volsByImg)=0A=
File "/usr/share/vdsm/storage/securable.py", line 77, in wrapper=0A=
return method(self, *args, **kwargs)=0A=
File "/usr/share/vdsm/storage/sp.py", line 1884, in deleteImage=0A=
domain.deleteImage(domain.sdUUID, imgUUID, volsByImg)=0A=
File "/usr/share/vdsm/storage/fileSD.py", line 385, in deleteImage=0A=
self.oop.os.remove(volPath)=0A=
File "/usr/share/vdsm/storage/outOfProcess.py", line 245, in remove=0A=
self._iop.unlink(path)=0A=
File "/usr/lib/python2.7/site-packages/ioprocess/__init__.py", line 455, =
in unlink=0A=
return self._sendCommand("unlink", {"path": path},
self.timeout)=0A=
File "/usr/lib/python2.7/site-packages/ioprocess/__init__.py", line 385, =
in _sendCommand=0A=
raise Timeout(os.strerror(errno.ETIMEDOUT))=0A=
Timeout: Connection timed out=0A=
=0A=
Reading the docs I got the idea that vdsm default 60 second timeout=0A=
for IO operations might be changed within /etc/vdsm/vdsm.conf=0A=
=0A=
[irs]=0A=
process_pool_timeout =3D 180=0A=
=0A=
Can anyone confirm that this will solve the problem?=0A=
=0A=
Markus=0A=
=0A=
=0A=
=0A=
=0A=
=0A=
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