1 |
On Wed, Sep 21, 2011 at 8:04 PM, Adam Carter <adamcarter3@×××××.com> wrote: |
2 |
>>> Ok for me so far, but still seems slower than ext4, and i'm using |
3 |
>>> compression, inode_cache and space_cache. |
4 |
>> |
5 |
>> Does ext4 have compression? I didn't know it did. If it doesn't, then, |
6 |
>> yeah, you're adding some serious overhead and real latency. |
7 |
> |
8 |
> Sorry I wasn't clear. Compression, inode_cache and space_cache are |
9 |
> btrfs mount options. LZO compression on btrfs increases performance in |
10 |
> most benchmarks i've seen. ZLIB is 50/50, some better some worse, but |
11 |
> of course you get a better compression rate. |
12 |
|
13 |
Hm. Well, that'll be dependent on the type of data, reads vs writes, |
14 |
seeking, etc. Try turning off compression and see if that helps. |
15 |
|
16 |
|
17 |
-- |
18 |
:wq |