磁盘I/O看不了，安装iostat

查看linux版本号：[root@dlzcmesdb software]# cat /proc/version
Linux version 2.6.18-92.el5 ([email protected]) (gcc version 4.1.2 20071124 (Red Hat 4.1.2-41)) #1 SMP Tue Apr 29 13:16:15 EDT 2008

根据版本号下载：sysstat-7.0.2-3.el5.x86_64

上传至/software下：

进行安装：

[root@dlzcmesdb1 ~]# cd /software/
[root@dlzcmesdb1 software]# ll
total 21586652
--rw-r--r-- 1 root root 178400 Jan 21 2014 sysstat-7.0.2-3.el5.x86_64.rpm
-rwxrwxrwx 1 oracle oinstall 965886589 Dec 17 2010 weblogic1033_generic.jar
-rwxrwxrwx 1 root root 16 Jun 17 2013 xx.test
[root@dlzcmesdb1 software]# rpm -ivh sysstat-7.0.2-3.el5.x86_64.rpm
warning: sysstat-7.0.2-3.el5.x86_64.rpm: Header V3 DSA signature: NOKEY, key ID 1e5e0159
Preparing... ########################################### [100%]
1:sysstat ########################################### [100%]
[root@dlzcmesdb1 software]# iostat
Linux 2.6.18-92.el5 (dlzcmesdb1) 01/21/2014

avg-cpu: %user %nice %system %iowait %steal %idle
2.12 0.00 0.18 1.30 0.00 96.41

Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
cciss/c0d0 14.65 60.52 1808.11 115970304 3464894386
sda 7.06 1152.63 83.30 2208781108 159622376
sdb 0.00 0.00 0.00 2566 0
sdc 0.00 0.00 0.00 2558 0
sdd 7.06 1153.76 83.29 2210952062 159618128
dm-0 227.19 47.83 1794.93 91647845 3439630168
dm-1 3.23 12.69 13.18 24317920 25264200
dm-2 36.41 2306.38 166.59 4419728054 319240504
dm-3 36.41 2306.38 166.59 4419727846 319240504

即可查看

附iostat安装包：sysstat-7.0.2-3.el5.x86_64.rpm：http://pan.baidu.com/s/1o6lq7jG