==== Disks service LED ====

<code>
cellcli -e list physicaldisk detail
         name:                   18:4
         deviceId:               10
         diskType:               HardDisk
         enclosureDeviceId:      18
         errMediaCount:          471
         errOtherCount:          17
         foreignState:           false
         luns:                   0_4
         makeModel:              "SEAGATE ST360057SSUN600G"
         physicalFirmware:       0805
         physicalInsertTime:     2010-03-26T05:05:46+06:00
         physicalInterface:      sas
         physicalSerial:         E08WD8
         physicalSize:           558.9109999993816G
         slotNumber:             4
         status:                 critical
</code>

<code>
cellcli -e 'alter physicaldisk 18:4 serviceled on'
</code>