yum install smartmontools

smartctl -A /dev/sda


Disk A
smartctl -a -d cciss,0 /dev/sda
Disk B
smartctl -a -d cciss,1 /dev/sda

8 Seek_Time_Performance 0x0005 124 124 020 Pre-fail Offline –
33
9 Power_On_Hours 0x0012 097 097 000 Old_age Always –
25567
10 Spin_Retry_Count 0x0013 100 100 060 Pre-fail Always –
0

超过3万小时就很糟糕了。

raid1阵列卡

smartctl -a /dev/sg1
smartctl -a /dev/sg2