Product manual

179
Management with CLI
writethru Writesarenotcached.
writeback Writesarecached.Note:CannotbesetifReadPolicyissetto
 “nocache.”
ReadPolicy= Specieslogicaldrivereadpolicy.
readahead Readsextradatatohelpreducereadtimesofsequentialdata.
readcache Cachesreadsinthecasethesamerequestismadeagain.
nocache Nocachingalgorithm.
PreferredCtrlId= SpecieswhichcontrollertheLDisprefersforLUNafnity.Valid
 valueis1or2.
-v Verbosemode.Usedwith-alist.
Examples
logdrv
logdrv -v
logdrv -a mod -l0 -s “readpolicy=readahead”
logdrv -a locate -l2