On Wed, Apr 13, 2011 at 6:35 AM, Emmanuel Noobadmin <centos.admin at gmail.com>wrote: > On 4/12/11, Rudi Ahlers <Rudi at softdux.com> wrote: > > But, our RAID10 is setup as a stripe of mirrors, i.e. sda1 & sdb1 -> md0, > > sdc1 + sdd1 ->md1, then sde1 + sdf1 ->md2, and finally md0 + md1 + md2 > are > > stripped. The advantage of this is that we can add more disks to the > whole > > RAID set with no downtime > > Off-topic, but when you say add more disks, do you mean for the > purpose of replacing failing disks or for expanding the array? I'm > curious because on initial reading I read it to mean expanding the > storage capacity of the array but thought it was currently not > possible to expand a mdadm RAID 0 non-destructively. > _______________________________________________ > > to expand the array :) I haven't had problems doing it this way yet. The other way is to run LVM on top of the three md's, i.e pvcreate volume01 /dev/md0 /dev/md1 /dev/md2 etc. LVM expands very easily with no downtime either. -- Kind Regards Rudi Ahlers SoftDux Website: http://www.SoftDux.com Technical Blog: http://Blog.SoftDux.com Office: 087 805 9573 Cell: 082 554 7532 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20110413/cb535573/attachment-0005.html>