On Jul 13, 2013, at 2:59 PM, Chris Murphy <[email protected]> wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=984236 > > kernel-3.10.0-1.fc20.x86_64 > > Should it be possible to mkfs.btrfs on a virtual LV backed by LVM thinp? I > can successfully create an XFS fs on the same virtual device. The virtual LV > is 16TB in size, I haven't tried anything smaller yet to see if that's the > problem. There is a dmesg attached to the bug report. > > Just because it works with mkfs.xfs doesn't mean it's sane. The end goal is > testing glusterfs in two VMs, each with two bricks. One VM will use XFS > bricks and the other VM will use btrfs bricks. So it's not like I'm in any > sort of real trouble. At the moment, this is all being done on baremetal, not > within VMs (there are no VMs yet). Nevermind. It also happens with xfs, just not every time. A VM pointed to a 16TB qcow2 file doesn't exhibit this issue with either mkfs. So I think this may be an LVM thinp related bug. Chris Murphy-- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
