下面为具体的操作步骤：

[root@linux3 RPMS]# ls sys*

sysstat-5.0.5-5.rhel3.i386.rpm

[root@linux3 RPMS]# rpm -ivh sysstat-5.0.5-5.rhel3.i386.rpm

warning: sysstat-5.0.5-5.rhel3.i386.rpm: V3 DSA signature: NOKEY, key ID db42a60e

Preparing... ########################################### [100%]

1:sysstat ########################################### [100%]

[root@linux3 RPMS]# sar

Cannot open /var/log/sa/sa11: No such file or directory

[root@linux3 RPMS]# iostat

Linux 2.4.21-32.EL (linux3) 06/11/08

avg-cpu: %user %nice %sys %iowait %idle

0.97 0.02 1.49 1.76 95.76

Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn

sda 3.29 28.84 52.46 650008 1182306

sda1 0.00 0.01 0.00 227 42

sda2 0.27 1.57 10.47 35377 235928

sda3 3.02 27.26 41.99 614283 946336

sdb 1.86 20.07 20.79 452281 468512

sdb1 1.86 20.06 20.79 452224 468512

sdc 0.92 0.52 14.57 11685 328334

sdc1 0.92 0.52 14.57 11628 328334

sdd 0.00 0.02 0.00 375 0

sdd1 0.00 0.01 0.00 318 0

sde 0.04 0.30 0.06 6836 1304

sde1 0.04 0.30 0.06 6787 1304

hdc 0.00 0.02 0.00 416 0

[root@linux3 RPMS]# rpm -qa|grep sysstat

sysstat-5.0.5-5.rhel3

[root@linux3 RPMS]# sar -B 2 3

Linux 2.4.21-32.EL (linux3) 06/11/08

15:41:14 pgpgin/s pgpgout/s fault/s majflt/s

15:41:16 0.00 18.00 0.00 0.00

15:41:18 0.00 24.00 0.00 0.00

15:41:20 0.00 179.50 0.00 0.00

Average: 0.00 73.83 0.00 0.00