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This article is about how to use the iostat command in centos. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

The iostat command is used to monitor the system input / output device load

You can execute the following command during installation

Yum install sysstat

Can

[root@zhaopin zhaopin] # iostat

Linux 2.6.18-164.el5

Avg-cpu:% user nice% system% iowait% steal% idle

0.45 0.00 0.26 0.09 0.24 98.96

Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn

Xvda 6.10 7.50 80.91 150199774 1620302742

Xvda1 0.00 0.00 0.00 2732 182

Xvda2 6.10 7.50 80.91 150196890 1620302560

Xvdd 0.00 0.00 0.00 524 0

Dm-0 10.02 5.31 79.03 106335498 1582597448

Dm-1 0.51 2.19 1.88 43861152 37705112

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