If run hpacucli and your server is taking a long time to respond, it is because HP decided to change the hpacucli utility to scan multiple LUNs connected via Fibre or iSCSI storage

root@linux:~ # time hpacucli ctrl all show config

Smart Array P410i in Slot 0 (Embedded) (sn: 500143801176C960)

array A (SAS, Unused Space: 0 MB)

logicaldrive 1 (136.7 GB, RAID 1, OK)

physicaldrive 1I:1:1 (port 1I:box 1:bay 1, SAS, 146 GB, OK)
physicaldrive 1I:1:2 (port 1I:box 1:bay 2, SAS, 146 GB, OK)

SEP (Vendor ID PMCSIERA, Model SRC 8x6G) 250 (WWID: 500143801176C96F)

real 2m25.058s
user 0m0.083s
sys 0m0.071s

Type INFOMGR_BYPASS_NONSA=1 to disable the scan hpacucli. To reenable type export -n INFOMGR_BYPASS_NONSA

root@linux:~# export INFOMGR_BYPASS_NONSA=1
root@linux:~# time hpacucli ctrl all show config

Smart Array P410i in Slot 0 (Embedded) (sn: 50014380226F2BA0)

array A (SAS, Unused Space: 0 MB)

logicaldrive 1 (279.4 GB, RAID 1, OK)

physicaldrive 1I:1:1 (port 1I:box 1:bay 1, SAS, 300 GB, OK)
physicaldrive 1I:1:2 (port 1I:box 1:bay 2, SAS, 300 GB, OK)

SEP (Vendor ID PMCSIERA, Model SRC 8x6G) 250 (WWID: 50014380226F2BAF)

real 0m0.931s
user 0m0.130s
sys 0m0.167s

Source: http://h20564.www2.hp.com/hpsc/doc/public/display?docId=emr_na-c03696601

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