On Tue, Nov 02, 2004 at 08:49:29AM -0500, Brian McCullough <[EMAIL PROTECTED]> wrote: > ----- Forwarded message from Brian McCullough <[EMAIL PROTECTED]> ----- > > > I hope that somebody can offer some suggestions to counteract an issue > that I am having. > > I have a server ( a little low on memory, I think ) that is trying to do > a resync on a Raid 1 disk pair that is under my LVM. Unfortunately, > this is killing performance on the server, and the people that I serve > are working to a hard deadline. > > Is there any way ( what is the procedure ) to "pause" the resync ( yes I > know that this is a BAD idea, but it is currently forecast to take > another 12 - 18 hours ) so that I can either restart or resume it in a > day or two when the deadline has passed? > > > Configuration: > > /dev/md4 = /dev/hde1 ( disk 0 ), /dev/hdg1 ( disk 1 ) > > /dev/mapper/VGProjectData-lvol1 ( 1-4 ) built on /dev/md4. > > I can mount and unmount the LVM partitions, but raidstop just comes back > with the "help" message. >
First, you can "cat /proc/mdstat" to see which disk is out of sync. Then you should try "raidhotremove /dev/md4 /dev/hdx1" depending on which disk is failed. David
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