Change in vdsm[master]: iscsi: Set node.session.timeo.replacement_timeout when creat...

sgotliv at redhat.com sgotliv at redhat.com
Thu Sep 4 07:12:22 UTC 2014


Sergey Gotliv has posted comments on this change.

Change subject: iscsi: Set node.session.timeo.replacement_timeout when creating a node
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Patch Set 1:

(1 comment)

http://gerrit.ovirt.org/#/c/32363/1//COMMIT_MSG
Commit Message:

Line 9: ISCSI multipath failover takes too much time, causing storage operations
Line 10: timeouts in engine, stuck lvm operations in vdsm, and guests marked as
Line 11: down. This issue is the root cause of many bugs.
Line 12: 
Line 13: The root cause is bad default in iscsi.conf:
Please, correct the file name to iscsid.conf

providing a full path will be even better /etc/iscsi/iscsid.conf
Line 14: 
Line 15:     node.session.timeo.replacement_timeout = 120
Line 16: 
Line 17: Using this timeout, multipath will wait 120 seconds for SCSI commands


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Gerrit-MessageType: comment
Gerrit-Change-Id: I021c6f72eb5608cd61772d549eb13a229abb6c0d
Gerrit-PatchSet: 1
Gerrit-Project: vdsm
Gerrit-Branch: master
Gerrit-Owner: Nir Soffer <nsoffer 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: Nir Soffer <nsoffer at redhat.com>
Gerrit-Reviewer: Saggi Mizrahi <smizrahi at redhat.com>
Gerrit-Reviewer: Sergey Gotliv <sgotliv at redhat.com>
Gerrit-Reviewer: Yeela Kaplan <ykaplan at redhat.com>
Gerrit-Reviewer: automation at ovirt.org
Gerrit-Reviewer: oVirt Jenkins CI Server
Gerrit-HasComments: Yes


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