HP Smart Array P420 RAID controller

Checking RAID Status on a HP server


1. To display the RAID status, enter:

  ssacli ctrl all show config

which returns:

  
  Smart Array P410 in Slot 1                (sn: PACCRID111003N3)
  
 array A (SATA, Unused Space: 0 MB)
  
    logicaldrive 1 (1.8 TB, RAID 1, OK)
  
    physicaldrive 1I:1:1 (port 1I:box 1:bay 1, SATA, 2 TB, OK)
    physicaldrive 1I:1:2 (port 1I:box 1:bay 2, SATA, 2 TB, OK)

2. To display the configuration details, enter:

   ssacli ctrl all show config detail

3. To see the smart values of the disks, enter:

   smartctl -a -d cciss,0 /dev/sg0

then

   smartctl -a -d cciss,0 /dev/sg1
   

Checking the Battery State on your HP server (P420 with cache and battery)

   ssacli ctrl all show config detail
   

which returns:

   Total Cache Size: 256 MB
   Cache Backup Power Source: Batteries
   Battery/Capacitor Count: 1
   Battery/Capacitor Status: OK