Change in vdsm[master]: lvm: Update hsm.__processVGInfos() with lvm.getPV() new API
Federico Simoncelli
fsimonce at redhat.com
Tue Apr 7 11:23:29 UTC 2015
Federico Simoncelli has posted comments on this change.
Change subject: lvm: Update hsm.__processVGInfos() with lvm.getPV() new API
......................................................................
Patch Set 1:
(1 comment)
https://gerrit.ovirt.org/#/c/38421/1/vdsm/storage/hsm.py
File vdsm/storage/hsm.py:
Line 3003: try:
Line 3004: pvInfo = lvm.getPV(pv)
Line 3005: except se.InaccessiblePhysDev:
Line 3006: self.log.error("PV %s no longer exists", pv)
Line 3007: continue
> Previously the entire request was failing with AttributeError, now the requ
The problem here is not about swallowing the ugly exception, it's that we don't want to feed partial/incomplete information to engine. So, in a sense failing hard was better than letting believe the engine that the VG was fine with just those luns.
Nir, can we easily add a patch on top of this that gives feedback to the engine about the messing pv?
Line 3008: vgInfo['pvlist'].append(self.__fillPVDict(dev, pvInfo, vgType))
Line 3009:
Line 3010: if vgType == multipath.DEV_FCP:
Line 3011: vgType = sd.FCP_DOMAIN
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Gerrit-MessageType: comment
Gerrit-Change-Id: I583c0493093d2c9c8bca8713df8ee123c415de7f
Gerrit-PatchSet: 1
Gerrit-Project: vdsm
Gerrit-Branch: master
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