On Jan 17, 2008 4:32 PM, Todd Reed <treed at astate.edu> wrote: > > I have a database server that is running out of space. All my databases are > being stored in a 80G /opt partition. Because I'm using LVM, wouldn't I be > able to pop the HDDs (a h/w raid volume) in, add it to the LVM, and resize > my ext3 /opt partition? Everything that I've been reading says this is > possible, but I'm not sure. Has anyone done this and are there any pitfalls > to watch out for? Is there a better way? I've thought about just > rebuilding the server and restoring the databases from a backup on the new > setup. Any suggestions on proper path would be appreciated. I'm running > the current version of CentOS 5. Hi, This is perfectly possible with LVM. First add the HD (aka the HW RAID volume) to the OS. Then do a pvcreate on that disk so that LVM can use it. Then do a vgextend, this adds the disk to the volume group. A vgdisplay should then show that you have again free space in the volume group. Then you can do a lvextend and resize2fs as normal. Regards, Tim -- Tim Verhoeven - tim.verhoeven.be at gmail.com - 0479 / 88 11 83 Hoping the problem magically goes away by ignoring it is the "microsoft approach to programming" and should never be allowed. (Linus Torvalds)