max bianco wrote: > On Tue, Jun 10, 2008 at 9:46 AM, Chuck Anderson <cra@xxxxxxx> wrote: >> On Tue, Jun 10, 2008 at 08:36:31AM -0500, Eric Sandeen wrote: >>> journaling filesystem you really shouldn't have any filesystem metadata >>> integrity problems on power loss; that is, if you have barriers on >>> (which ext3 doesn't by default) and if your storage can pass barriers >>> (which lvm doesn't), or if you have drive write cache disabled (which >>> hurts performance pretty badly). >> I wasn't aware that LVM destroyed the kind of guarantees about >> filesystem metadata being written out to disk that jounaling >> filesystems rely on? If so, should we perhaps rethink the decision to >> use LVM by default on Fedora installs? >> > > What was the reason for using LVM in the first place. My most recent > install I was really tempted to not go with the defaults but because I > really don't know much about filesystems, I figured the best thing in > that case was stick to the defaults. Now I am reconsidering > again...could someone explain the comparative advantages/disadvantages > ? Before i do something stupid . LVM has a lot of advantages with regard to flexibility: you can add a disk to a filesystem, for example. It has a lot of nice features. Andrew. -- fedora-devel-list mailing list fedora-devel-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-devel-list
