[CentOS] SAN help

Paras pradhan pradhanparas at gmail.com
Fri Jan 8 05:31:49 UTC 2010


Hi Rajagopal,

Do you mean to say this is typical and is resolved after we use device
mapper multipathing?


Paras.


On Thu, Jan 7, 2010 at 11:06 PM, Rajagopal Swaminathan <
raju.rajsand at gmail.com> wrote:

> Greetings,
>
> On Fri, Jan 8, 2010 at 10:08 AM, Paras pradhan <pradhanparas at gmail.com>
> wrote:
> > My CentOS 5.4 box has a single HBA card with 2 ports connected to my
> > Storage. 2 Luns are assigned to my HBA card. Under /dev instead of seeing
> 4
> > devices I can see 12 devices from sdb to sdm. I am using qlogic driver
> that
> > is bulitin to the OS. Has any one seen this kind of situation?
> >
> > Paras
>
>
> A case before multipathing is installed.
>
> Install multipathing device driver from the server vendor's site.
>
> One thing to remember: always prefer rpm as first and second choice.
>
> Regards,
>
> Rajagopal
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