[CentOS] Calling All FS Fanatics

Kirk Bocek t004 at kbocek.com
Tue Oct 3 00:08:19 UTC 2006



Joshua Baker-LePain wrote:
> 
> Reiser... worries me.  

A bit of googling gave me the same impression. I don't like being worried.

> AIUI, 

Ah, the sound I make when a filesystem crashes...

> I've used XFS for years and had very good luck with it.  And some folks 
> I respect very much here are using JFS on critical systems.  Test 'em 
> both under your presumed workload and go with whatever gives you the 
> warm fuzzies.

Since you're the one who started me on this mess (gee, thanks! :)) here's what 
XFS looks like after enabling memory interleaving and 3.0GB/Sec SATA:

                  ------Sequential Output------ --Sequential Input- --Random-
                  -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--
Machine     Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP  /sec %CP
Beryl    10G:64k 59751  93 237853  41 59695   8 48936  77 210088  17 256.7   2
Beryl    10G:64k 59533  94 241177  41 59023   8 52625  80 214198  17 261.3   2
                  ------Sequential Create------ --------Random Create--------
                  -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
files:max:min     /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP
Beryl         16  4646  23 +++++ +++  4941  20  3050  15 +++++ +++   783   3
Beryl         16  3515  17 +++++ +++  3623  15  2829  14 +++++ +++   827   4


210MB/Sec reads, 235MB/Sec writes. Yummy!

Kirk Bocek




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