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csamsel/sas.sh

Created December 9, 2019 21:29
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activate power management on sas drives
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sas.sh
# disable background scan (might prevent standby)
sdparm --quiet --clear=EN_BMS --save /dev/disk/by-id/scsi-?????????????????
# enable standby (powers down drive motor)
sdparm --flexible --quiet --save -p po --set=STANDBY=1 /dev/disk/by-id/scsi-?????????????????
# set standby to 30min
sdparm --flexible --quiet --save -p po --set=SCT=18000 /dev/disk/by-id/scsi-?????????????????
# enable idle (drives spins but servos are off)
sdparm --flexible --quiet --save -p po --set=IDLE_B=1 /dev/disk/by-id/scsi-?????????????????
# set idle to 5min
sdparm --flexible --quiet --save -p po --set=ICT=3000 /dev/disk/by-id/scsi-?????????????????
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