• HighlightSMARTandpressthespacebartotogglebetweenEnableandDisable.
• HighlightSMART Poll Intervalandpressthebackspacekeytoerase
thecurrentvalue.Typeanewintervalvalue(1to1440minutes).
• HighlightPollIntervalandpressthebackspacekeytoerasethe
currentvalue.Typeanewintervalvalue(15to255seconds).
• HighlightAdaptiveWritebackCacheandpressthespacebar
totogglebetweenEnabledandDisabled.
• HighlightForced Read Ahead Cache andpressthespacebar
totogglebetweenEnabledandDisabled.
• HighlightHDD Power Savingandthespacebartochooseatime
period.AfteranHDDhasbeenidleforasetperiodoftime:
Power Saving Idle Time –Parkstheread/writeheads
Power Saving Standby Time–Lowersdiskrotationspeed
Power Saving Stopped Time–Spinsdownthedisk(stopsrotation)
YoumustalsoenablePowerManagementonthediskarray.See“CreatingaDisk
Array–Advanced(CLU)”onpage120and“EnablingMediaPatrol,PDM,and
PowerManagementonaDiskArray(CLU)”onpage125.
1. Press Control-A to save your settings.
Notes
Power Management must be enabled on the disk array for the HDD Power Saving settings to
be effective. See “Making Disk Array Settings (CLU)” on page 123.
Power management is limited to the features your HDDs actually support.
106
Vess A6120 Storage Server Appliance Promise Technology