> Stephen Leonard Character wrote: >> So, to change my swap to raid1, I would need to unmount it, delete >> the >> md2 device, and rebuild it as a raid1 md2 device? >> > > swapoff /dev/md2 > # now delete the raid0 and build a raid1 > mkswap /dev/md2 > swapon /dev/md2 > > > > and you probably don't have to change your /etc/fstab assuming the > metadevice name stays the same. >Since he'll have 4 md partitions after breaking the raid0, create 2 >raid1 mds and add them both as priority 1 swap devices and the kernel >will stripe pages across them. > >-Ross > >PS I prefer to create swap from LVM so to bypass this whole mess all >together. LVM and RAID both come from device-mapper, so it's proven >reliable and well performing technology. I wish ZFS was GPL'd though >so Linux could adopt it and we'd be done talking about file systems >and volume managers. Since this was just a test box, I decided to reinstall using a raid1 md0 for /boot, and the rest of the 4 drives in raid 5 md1 with a lvm on the raid 5 with / and swap inside lvm. Thanks Ross, that was a great idea! Regards, Stephen