Supported settings for RAID controllers

Supported settings for each RAID controller when using PRAID are listed with details about the read policy, write policy, RAID levels, and stripe size.

Table 1 lists the supported settings for each RAID controller when using PRAID.

In some cases, when using PRAID, the list of supported settings might differ from the supported settings of the RAID controller. These known cases are indicated in the following table.
Table 1. Supported settings for each RAID controller when using PRAID. Bold settings are defaults.
RAID adapters Read policy Write policy RAID Levels1 Stripe Size (KB)
ServeRAID-B5015
  • ON
  • OFF
 [n/a] R1, R5 4, 8, 16, 32, 64, 128, 256, 512, 1024
LSI-IDEal-RAID [n/a] [n/a] R0, R1 32, 64, 128, 256, 512, 1024, 2048, 4096
LSI-MegaRAID-8480 [n/a] [n/a] R0, R1, R10, R5, R50 4, 8, 16, 32, 64, 128
LSI-SAS-1078-IR [n/a] [n/a] R0, R1 [n/a]
LSI-SAS-RAID [n/a] [n/a] R0, R1, R1E [n/a]
LSI-SCSI-RAID [n/a] [n/a] R1 [n/a]
ServeRAID-7t
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 RVOLUME, R0, R1, R10, R5 16, 32, 64
ServeRAID-8i
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 RVOLUME, R0, R1, R10, R1E, R5, R50, R5EE, R6, R60 16, 32, 64, 128, 256, 512, 1024
ServeRAID-8k
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 RVOLUME, R0, R1, R10, R1E, R5, R6 16, 32, 64, 128, 256, 512, 1024
ServeRAID-8k-l
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 RVOLUME, R0, R1, R10 16, 32, 64, 128, 256, 512, 1024
ServeRAID-8s
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 RVOLUME, R0, R1, R10, R1E, R5, R50, R6 16, 32, 64, 128, 256, 512, 1024
ServeRAID-BR10ie [n/a] [n/a] R0, R1, R1E [n/a]
ServeRAID-BR10il [n/a] [n/a] R0, R1, R1E [n/a]
ServeRAID-M1015 [n/a] [n/a] R0, R1, R10 8, 16, 32, 64
ServeRAID-M1015R5 [n/a] [n/a] R0, R1, R10, R5, R50 8, 16, 32, 64
ServeRAID-M1xxx [n/a] [n/a] R0, R1, R10 8, 16, 32, 64
ServeRAID-M1xxx_R5 [n/a] [n/a] R0, R1, R10, R5, R50 8, 16, 32, 64
ServeRAID-M5014
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50 8, 16, 32, 64, 128
ServeRAID-M5014-R6-R60
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128
ServeRAID-M5015
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50 8, 16, 32, 64, 128
ServeRAID-M5015-R6-R60
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128
ServeRAID-M5025
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50 8, 16, 32, 64, 128, 256, 512, 1024
ServeRAID-M5025-R6-R60
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128, 256, 512, 1024
ServeRAID-M5xxx
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128, 256, 512, 1024
ServeRAID-M51xx
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10 8, 16, 32, 64, 128, 256, 512, 1024
ServeRAID-M51xx_R5
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50 8, 16, 32, 64, 128, 256, 512, 1024
ServeRAID-M51xx_R6
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R6, R60 8, 16, 32, 64, 128, 256, 512, 1024
ServeRAID-M51xx_R5_R6
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128, 256, 512, 1024
ServeRAID-M5210
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0,R1,R10 8,16.32,64
ServeRAID-M5210-R5
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8,16.32,64
ServeRAID-M5215
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50 64, 128, 256, 512, 1024
ServeRAID-M1215
  • ON
  • OFF
  • AUTO
  • Write
  • ON
  • OFF
 R0, R1, R10 64
ServeRAID-M1215-R5
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50 64
ServeRAID-M1210e
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10 64
ServeRAID-MR10i
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128
ServeRAID-MR10il
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128
ServeRAID-MR10is
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128, 256, 512, 1024
ServeRAID-MR10k
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 16, 32, 64, 128, 256, 512, 1024
ServeRAID-MR10M
  • ON
  • OFF
  • AUTO
  • ON
  • OFF
 R0, R1, R10, R5, R50, R6, R60 8, 16, 32, 64, 128
ServeRAID-C100 [n/a] [n/a] R0, R1, R10 64
ServeRAID-C100-R5 [n/a] [n/a] R0, R1, R10, R5 64
ServeRAID-C105 [n/a] [n/a] R0, R1,R10 64
SAS2004 [n/a] [n/a] R0, R1, R10, R1E [n/a]
Notes:
  • RAID levels 5E and 5EE support only one logical drive per array.
  • Default RAID levels are described in Default RAID levels.
Parent topic: Policies file