Excerpts from Chester's message of 2011-10-12 00:14:21 -0400:
On Tue, Oct 11, 2011 at 9:37 PM, Li Zefan l...@cn.fujitsu.com wrote:
This confirmed my speculation. I've fixed this bug a month ago, but
the patch hasn't hitted mainline.
You can try it out:
On Tue, Oct 11, 2011 at 9:37 PM, Li Zefan l...@cn.fujitsu.com wrote:
This confirmed my speculation. I've fixed this bug a month ago, but
the patch hasn't hitted mainline.
You can try it out:
http://marc.info/?l=linux-btrfsm=131495014823121w=2
With this bug fixed, I think autodefrag won't
Kernel 3.1-rc8
btrfs-progs-0.19
mount options: noatime,autodefrag (space_cache is enabled)
There are snapshots present on the filesystem.
When I do a btrfs fi defrag on a file, the file becomes much more
fragmented. The end result can be a file with 20k times more fragments
than before. Initially
On Friday 10 June 2011 01:53:41 David Sterba wrote:
On Fri, Jun 10, 2011 at 12:48:36AM +0200, Johannes Hirte wrote:
I've observed several times that after a btrfs filesystem defrag a file
was way more fragmented than before. For example, a file that was
recently written, had 10 extents
I've observed several times that after a btrfs filesystem defrag a file was way
more fragmented than before. For example, a file that was recently written, had
10 extents (output from filefrag). After a defrag filefrag showed more than
1900
extents. For curiosity, a simple copy of this
On Fri, Jun 10, 2011 at 12:48:36AM +0200, Johannes Hirte wrote:
I've observed several times that after a btrfs filesystem defrag a file was
way
more fragmented than before. For example, a file that was recently written,
had
10 extents (output from filefrag). After a defrag filefrag showed