It's hard to tell how many of the subscribers to this bug are affected by the same issue, or whether there are other performance issues with fsync/btrfs. I don't think btrfs was set up with 'discard' by default, so the original bug report was probably something else, and probably fixed by now.
Yes, thanks, it's now here: /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/797075
https:/
It's hard to tell how many of the subscribers to this bug are affected by the same issue, or whether there are other performance issues with fsync/btrfs. I don't think btrfs was set up with 'discard' by default, so the original bug report was probably something else, and probably fixed by now.