Re: Disks used by LV

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Date:         Thu, 22 Jul 2004 12:56:32 +0200
To: aix-l@Princeton.EDU

If you are concerned about disk placement, you must do an extendlv,
specifying exactly which disks to use, then do a chfs to increase the size
of the filesystem.
If you just do a chfs LVM will decide which disk to extend onto and you
cannot directly control which disk(s) it will use.

--
Simon Green
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> -----Original Message-----
> From: Kumar, Praveen (cahoot) [mailto:Praveen.Kumar@CAHOOT.COM]
> Sent: 21 July 2004 16:36
> To: aix-l@Princeton.EDU
> Subject: Re: Disks used by LV
>
>
> Christopher,
>
>         The current file systems are all  mirrored but the
> worry is that my
> vg has 8 disks with 10 fs on it. Out of these fs's, 6 of them are IO
> intensive so they are created in such a way that they use
> individual disk
> for each of the 6 fs's. When I am extending the IO intensive
> FS, none of
> these IO intensive FS's should go and occupy the free space
> on another disk
> where we already have an IO intensive FS. In short I want to
> specify which
> disk to be used when I am adding some space to my IO intensive FS.

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