On Fri, Apr 28, 2017 at 1:39 PM, Peter Grandi <pg@xxxxxxxxxxxxxxxxxxxxx> wrote: > In a particularly demented setup I had to decastrophize with > great pain a Zimbra QCOW2 disk image (XFS on NFS on XFS on > RAID6) containining an ever growing number Maildir email archive > ended up with over a million widely scattered microextents: > > http://www.sabi.co.uk/blog/1101Jan.html?110116#110116 Related Btrfs thread "File system corruption, btrfsck abort" involves 5 concurrent use VM's with guests using ext4, NTFS, HFS+, Btrfs, LVM, pointing to qcow2 files on Btrfs for backing. And it's resulting in problems... -- Chris Murphy -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
