AFF

what the difreent between RAID configration

AhmedAl-Batoosh
305 Views

what is the best RAID configration below and why

 
"A"

RAID type: RAID-DP

Drive model: 15300 GB SSD

Total number of drives: 26

Number of hot spares: 1

WAFL overhead (%): 5

Aggregate snapshot reserve (%):5

Volume snapshot reserve (%):10

Total number of drives per aggr: 25

Number of data drives per aggr.: 23

Number of RAID groups per aggr.: 1

 space usable 255.6 TB

"B"

AID type: RAID-DP

Drive model: 15300 GB SSD

Total number of drives: 26 (13 per RAID)

Total Number of hot spares per raid: 2

WAFL overhead (%): 5

Aggregate snapshot reserve (%):5

Volume snapshot reserve (%):10

Total number of drives per aggr: 11

Number of data drives per aggr.: 10

Number of RAID groups per aggr.: 2

space usable 116.2 TB

Ahmed Hasan
Senior IT Engineer
2 REPLIES 2

andris
240 Views

I'm not following config "B".

Do you have one aggregate (2 RG's) or two aggregates (1 RG per aggr)?

But the possibility of failure of the SSD in case A HIGHT compare with B 

I went to compaer which is best for me one aggregate (2 RG's) or two aggregates (1 RG per aggr)?and why

Ahmed Hasan
Senior IT Engineer
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