recommended raid setup for a custom server
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Affected Roles: OS media recording
Related Digital Watchdog VMS Apps: Custom Servers Running DW Spectrum
Complexity: High
Date Created: 11/1/2019
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RAID Setup recommendations
Our Blackjack RAID configured Servers are shipped out with the RAID pre-configured. In most cases, the RAID is set as RAID1 or RAID5. Below you will see the 2 RAID configurations used on our products.
RAID1:
Create Virtual Drive – Virtual Drive Settings
|
RAID LEVEL |
RAID1 |
|
STRIP SIZE |
256KB |
|
ACCESS POLICY |
READ WRITE |
|
READ POLICY |
ALAWAYS READ AHEAD |
|
WRITE POLICY |
WRITE THROUGH |
|
IO POLICY |
DIRECT |
|
DRIVE CACHE |
UNCHANGED |
|
DISABLE BGI |
NO |
RAID5:
Create Virtual Drive – Virtual Drive Settings
|
RAID LEVEL |
RAID5 |
|
INITIALIZE STATE |
FAST INITIALIZE |
|
STRIP SIZE |
512KB |
|
ACCESS POLICY |
READ WRITE |
|
READ POLICY |
ALAWAYS READ AHEAD |
|
WRITE POLICY |
ALWAYS WRITE BACK |
|
IO POLICY |
DIRECT IO |
|
DRIVE CACHE |
UNCHANGED |
|
DISABLE BGI |
NO |