Re: San and devices

Paras pradhan <[email protected]> Thu, 7 Jan 2010 23:38:41 -0600
Newsgroups gmane.linux.redhat.rhn.user
Message-ID <[email protected]>
It's hitachi open v

thanks
paras

On Thursday, January 7, 2010, Lamon, Frank III <[email protected]> wrote:
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> If it’s an EMC array you may want to
> check that the SPC-2 bit is enabled. Also, depending on how the array is set up
> you may see 4 devices for each physical LUN (redundant FAs on the array will
> present 2 devices on each of your HBA paths).
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> Frank LaMon
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> From:
> [email protected] [mailto:[email protected]] On Behalf Of Paras pradhan
> Sent: Thursday, January 07, 2010
> 11:39 PM
> To: [email protected]
> Subject: [rhn-users] San and
> devices
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> My 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?
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> Paras.
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