dynamic resize of LUNs

[Holder, Bill]

It's a single ext3 partition with no LVM on a RHEL 5 server. Don't ask
why I was forced to not use LVM, it's a very Dilbert-esque story.


-----Original Message-----
From: redhat-sysadmin-list-bounces at redhat.com
[mailto:redhat-sysadmin-list-bounces at redhat.com] On Behalf Of Barry
Brimer
Sent: Tuesday, 9 October 2007 1:10 PM
To: redhat-sysadmin-list at redhat.com
Subject: Re: dynamic resize of LUNs



On Tue, 9 Oct 2007, Holder, Bill wrote:

> Hi all,
>
>    I'm hoping someone might be able to help me get this to work 
> properly...
>
>    Linux server with Qlogic HBA cards, has a 50gig LUN presented to 
> it, with a single ext3 filesystem.
>
>    SAN admin has added another 50 gig to the LUN, and the server sees 
> a 100 gig LUN.
>
>    Problem is, the filesystem is now corrupt.
>
>    I've tried rebuilding the devices and letting kpartx do it's thing,

> but the existing filesystem always dies.
>
>
>    Anyone know a good way to get this working, or am I screwed?

What version of RHEL are you using?  What filesystem is on it ext2/3,
xfs, gfs, vxfs .. etc?  Are you using any LVM?

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