Re: Disks used by LV
From: Green, Simon (Simon.Green_at_EU.ALTRIA.COM)
Date: 07/22/04
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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 Altria ITSC Europe Ltd AIX-L Archive at https://new-lists.princeton.edu/listserv/aix-l.html New to AIX? http://publib-b.boulder.ibm.com/redbooks.nsf/portals/UNIX N.B. Unsolicited email from vendors will not be appreciated. Please post all follow-ups to the list. > -----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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