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Re: [dm-devel] Making failover work quickly with QLogic HBAs




On 21 Apr 2005, at 13:23, Lars Marowsky-Bree wrote:


This will greatly speed up failover times; with the defaults, the
timeout values are just way too long for multipathing:

options qla2xxx ql2xfailover=0 ql2xioctltimeout=10 ql2xprocessnotready=0 ql2xloginretrycount=3 ql2xsuspendcount=3 ql2xretrycount=5 qlport_down_retry=3


Sincerely, Lars Marowsky-Brée <lmb suse de>

--
High Availability & Clustering
SUSE Labs, Research and Development
SUSE LINUX Products GmbH - A Novell Business

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There has been discussions that this is not supported behaviour and could cause problems, in particular the supported configurations of big blue for their SDD multipath product states that you shouldn't do this...


Cheers
Arthur

-----
CTO @ Fotango Ltd
+447834716919
http://www.fotango.com/


----- CTO @ Fotango Ltd +447834716919 http://www.fotango.com/


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