[CentOS] SAN help

Fri Jan 8 10:06:00 UTC 2010
Alexander Dalloz <ad+lists at uni-x.org>

> Hi
> Not sure if you have done this already but install multipath as the os
> sees multiple presented luns which needs to be tied up to one by
> multipath also do not use the rh drivers for you qlogic it's not
> recommended at all for any storage solutions.
> Per

Dear Per,

can you please elaborate why the QLogic kernel module shipping with CentOS
5 / RHEL 5 is not recommended? It for sure is documented to be used at
least in the NetApp host utilities guide, without any warning to prefer
the driver package provided on the QLogic site. And I do not see any
problem using it with CentOS / RHEL 5 device-mapper-multipath on a lot of