User Manual

332
Vess R2000 Series Product Manual Promise Technologies
migrationstorage= Tosetwhichplacetostorethemigrationwatermark.
ddf UsestheDDFareaonthephysicaldrivesofthediskarray.
nvram UsestheNVRAMonthecontroller.
lunafnity= ToenableordisableLUNafnity,allowingLDaccessonlyto
 certaincontroller.Forproductsthathavehighavailabilityonly.
enable
disable
alua= Toenableordisableasymmetriclogicalunitaccess.
enable
disable
pollinterval= (15-255)SetsintervalinsecondstopollenclosureSEP 
 information.
adaptivewbcache= Enablesordisablesadaptivewritebackcache.
enable Writebacklogicaldriveswillchangethewritepolicybasedon
 theavailabilityofprotection.IfBBUorUPSisavailable,thewrite
 policyisretainedasWriteback,otherwisethepolicyisswitchedto
 Writethru.
disable Thewritepolicyofthewritebacklogicaldrivesarenotchanged
 irrespectiveoftheavailabilityofBBUorUPS.
hostcacheushing= Subsystemsonly.Toenableordisablehostcacheushing.When
 enabled,synchronize cache scsicommandfromhostis
 supported.       
 Note that this is for high availability products only.
enable
disable