Le dimanche 9 mars 2014 08:48:20 KC a écrit :
I am experiencing massive performance degradation on my BTRFS root
partition on SSD.
BTW, is BTRFS still a SSD-killer ? It had this reputation a while ago, and I'm
not sure if this still is the case, but I don't dare (yet) converting to BTRFS
one
Le dimanche 9 mars 2014 11:01:17 vous avez écrit :
This ThinkPad T520 has been with BTRFS since installation of the Debian
sid system on it with Kernel 2.6.39 or even 2.6.38 (where Sandybridge
graphics didn´t work so well as today yet).
So that much to any FUD about BTRFS and SSDs.
Wow !
On Sun, Mar 09, 2014 at 11:23:29AM +0100, Swâmi Petaramesh wrote:
Le dimanche 9 mars 2014 11:01:17 vous avez écrit :
This ThinkPad T520 has been with BTRFS since installation of the Debian
sid system on it with Kernel 2.6.39 or even 2.6.38 (where Sandybridge
graphics didn´t work so well as
Am Sonntag, 9. März 2014, 11:33:50 schrieb Hugo Mills:
On Sun, Mar 09, 2014 at 11:23:29AM +0100, Swâmi Petaramesh wrote:
Le dimanche 9 mars 2014 11:01:17 vous avez écrit :
This ThinkPad T520 has been with BTRFS since installation of the Debian
sid system on it with Kernel 2.6.39 or even
Le dimanche 9 mars 2014 11:33:50 Hugo Mills a écrit :
ssd should be activated automatically on any non-rotational device.
ssd_spread is generally slower on modern SSDs than the ssd option.
discard is, except on the very latest hardware, a synchronous command
(it's a limitation of the SATA
Swâmi Petaramesh swami at petaramesh.org writes:
Actually deduplication WAS the reason why I recently made the move to BTRFS
again, for deduplication in ZFS is working, but *SO* memory hungry and
performance killer unless you have *lots* of RAM...
If you think about what dedup is has to
On 03/09/2014 04:17 AM, Swâmi Petaramesh wrote:
Le dimanche 9 mars 2014 08:48:20 KC a écrit :
I am experiencing massive performance degradation on my BTRFS
root partition on SSD.
BTW, is BTRFS still a SSD-killer ? It had this reputation a while
ago, and I'm not sure if this still is the
2014-03-09 18:36 GMT+01:00 Austin S Hemmelgarn ahferro...@gmail.com:
On 03/09/2014 04:17 AM, Swâmi Petaramesh wrote:
Le dimanche 9 mars 2014 08:48:20 KC a écrit :
I am experiencing massive performance degradation on my BTRFS
root partition on SSD.
BTW, is BTRFS still a SSD-killer ? It had
I am experiencing massive performance degradation on my BTRFS root
partition on SSD. Except for regular daily updates, nothing changed in
the system. The mount point remained the same:
/ btrfs rw,noatime,compress=lzo,ssd,space_cache,autodefrag 0 0
but the performance dropped to less than 8%