Benchmark LVM

Données communes

• Mémoire vive : 2 Go
• Processeur : Intel(R) Core(TM)2 Duo CPU P8400 @ 2.26GHz
• Contrôleur SATA : ICH9M/M-E SATA AHCI Controller
• Disque dur : HITACHI HTS72201, 160 Go

Résultats

ext4 sur une partition primaire

• Taille de la partition : 10 Go
• Montage : /dev/sda3 on /media/raw type ext4 (rw)
• Commande : bonnie++ -s 8G -u 0:0 -d /media/raw/bench

Version  1.96       ------Sequential Output------ --Sequential Input- --Random-
Concurrency   1     -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
silence          8G   201  99 36450  10 18008   5  1123  98 37637   5 118.6   4
Latency             40369us    1955ms    4248ms   18312us   79679us    1398ms
Version  1.96       ------Sequential Create------ --------Random Create--------
silence             -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
              files  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP
                 16 11501  59 +++++ +++ 20147  72 15407  77 +++++ +++ 20320  71
Latency              1293us    1650us    1708us     319us      20us     108us
1.96,1.96,silence,1,1291366341,8G,,201,99,36450,10,18008,5,1123,98,37637,5,118.6,4,16,,,,,11501,59,+++++,+++,20147,72,15407,77,+++++,+++,20320,71,40369us,1955ms,4248ms,18312us,79679us,1398ms,1293us,1650us,1708us,319us,20us,108us

ext4 sur un volume logique LVM

• Taille du LV : 10 Go
• Montage : /dev/mapper/sysvg-testlv on /media/lvm type ext4 (rw)
• Commande : bonnie++ -s 8G -u 0:0 -d /media/lvm/bench

Version  1.96       ------Sequential Output------ --Sequential Input- --Random-
Concurrency   1     -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
silence          8G   202  99 55456  16 27928   9  1120  98 59314   8 128.6   3
Latency             39927us    4780ms    3613ms   19217us     144ms    1177ms
Version  1.96       ------Sequential Create------ --------Random Create--------
silence             -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
              files  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP  /sec %CP
                 16 11800  61 +++++ +++ 22160  79 16360  82 +++++ +++ 21910  78
Latency               651us    1559us    1653us     352us      18us     189us
1.96,1.96,silence,1,1291364711,8G,,202,99,55456,16,27928,9,1120,98,59314,8,128.6,3,16,,,,,11800,61,+++++,+++,22160,79,16360,82,+++++,+++,21910,78,39927us,4780ms,3613ms,19217us,144ms,1177ms,651us,1559us,1653us,352us,18us,189us