-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Chris Murphy schreef op 08-01-15 om 09:24: > On Wed, Jan 7, 2015 at 1:10 PM, Josef Bacik <jba...@fb.com> wrote: >> On 01/07/2015 12:43 PM, Lennart Poettering wrote: >>> >>> Heya! >>> >>> Currently, systemd-journald's disk access patterns (appending to the >>> end of files, then updating a few pointers in the front) result in >>> awfully fragmented journal files on btrfs, which has a pretty >>> negative effect on performance when accessing them. >>> >> >> I've been wondering if mount -o autodefrag would deal with this problem >> but I haven't had the chance to look into it. > > I've been using autodefrag and haven't run into journal corruptions that > I can attribute to btrfs since the last one was fixed over a year ago. > Chris Mason has suggested preference to use of autodefrag for this use > case rather than xattr +C. But I don't know the time frame for autodefrag > by default, it's come up a couple times but it's not the default yet.
Same here, no issues with using autodefrag and journals. regards, Koen -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (Darwin) Comment: GPGTools - http://gpgtools.org iD8DBQFUrkFVMkyGM64RGpERAgGKAJ9pmXA4STYx6sUJP5HBALcUCkfMqwCeNhzR 8v4u6bvhtFZYxYbGDiHghps= =4MPU -----END PGP SIGNATURE----- -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html