[CentOS] Shrinking a volume group

Steve Bergman steve at rueb.com
Tue Sep 12 20:39:07 UTC 2006

On Tue, 2006-09-12 at 15:25 -0500, Les Mikesell wrote:

> If the disks are scsi the writes happen pretty much in parallel and
> you only read one copy when you read.  It should only slow you down
> if you are using 2 ide drives on the same controller for the mirrors
> in which case you have to wait for one write to complete before
> the other starts.

They are SATA. My original thinking today was that performance would be
better if I had 2 swap partitions: /dev/sda2, /dev/sdb2 set at the same
priority so that *different* pages could be swapped simultaneously
to/from the 2 drives.  But as Matt pointed out, that would be less


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