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一台IBM 3850,4核8G内存,连接到emc cx4-480,硬盘是9块SATAII ITB做raid5,运行邮件系统,感觉相应有点慢,从vmstat来看
[root@mail2]# vmstat 5 10
procs -----------memory---------- ---swap-- -----io---- --system-- -----cpu------
r b swpd free buff cache si so bi bo in cs us sy id wa st
2 11 0 1432860 133340 2191768 0 0 1542 1998 4 4 20 2 67 11 0
6 12 0 1420988 133308 2200388 0 0 14079 15426 5916 15060 30 3 33 34 0
5 12 0 1427612 133228 2207956 0 0 23398 21453 6577 13537 32 4 31 33 0
2 10 0 1424696 132720 2206980 0 0 22227 27520 4353 10132 23 4 38 34 0
2 5 0 1419888 132912 2216636 0 0 18314 17886 3950 9109 26 3 36 36 0
5 14 0 1415976 132612 2211608 0 0 33710 34402 5029 14825 35 4 33 27 0
1 1 0 1417404 132660 2185804 0 0 17968 22274 6514 13001 29 4 38 29 0
1 5 0 1422888 132812 2208248 0 0 21856 24923 5442 12498 30 4 37 29 0
5 11 0 1416372 132584 2227868 0 0 26857 41453 9146 15892 43 6 19 31 0
1 12 0 1415592 132328 2212036 0 0 20120 26897 5413 18091 31 5 33 31 0
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