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MegaRAID SAS 9361-8i
±Û¾´ÀÌ : ÃÖ°í°ü¸®ÀÚ ³¯Â¥ : 2019-04-24 (¼ö) 15:20 Á¶È¸ : 2384
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Optional toppings for most LD configurations:
  - WT :      WriteThrough   safer.  Only returns once data is written to disk.  
                    µ¥ÀÌÅÍ°¡ µð½ºÅ©¿¡ ÀúÀåµÇ¸é ¹Ýȯ 

  - WB:       WriteBack       faster.  Returns as soon as data is is written to cache
                    µ¥ÀÌÅÍ°¡ ij½Ã¿¡ ÀúÀåµÇ¸é ¹Ýȯ 

  - NORA :  No Read Ahead   vs
  - RA:        ReadAhead   vs
  - ADRA :   Adaptive ReadAhead where if the previous two requests were sequential, it pre-loads the next in sequence.
  - Cached:  Cache reads.
  - Direct:    Only the previous read is cached.
  - -strpszM      : Stripe size      so -strpsz64 means 64kb stripe size.
  - Hsp[E0:S0] : Choose this drive to be a hot-spare


Set controller to use ¡°WriteBack, ReadAdaptive, Direct, No Write Cache if Bad BBU¡± policy
/opt/MegaRAID/MegaCli/MegaCli64 -LDSetProp WB -Lall -aAll
/opt/MegaRAID/MegaCli/MegaCli64 -LDSetProp ADRA -Lall -aAll
/opt/MegaRAID/MegaCli/MegaCli64 -LDSetProp Direct -Lall -aAll
/opt/MegaRAID/MegaCli/MegaCli64 -LDSetProp NoCachedBadBBU -Lall -aAll



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