EonStor DS S48 Series Hardware Manual
3.7.5
Power Off Procedure
If you wish to power down the system, please follow these steps:
NOTE
If you wish to power down the system, please ensure that no time-consuming
processes, like “Regenerate Logical Drive Parity” or a “Media Scan,” are taking
place.
1.
Stop I/O access to the system.
Close your applications running on the host
computers to stop all I/O access to the system.
2.
Flush the cache.
Locate the C_Dirty LED (refer to
) on the controller module to check if there is still cached data in the
DRAM (if the LED is lid up in
amber
).
3.
Use the Shutdown Controller function to flush all cached data
(using the
, refer to the illustration below). This prepares the RAID system to
be safely powered down.
Legend
Ent: Press the Enter (Ent) button.
Ent
: Press and hold the Enter (Ent) button for 2 seconds.
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:
Press the up and down arrow to scroll to the menu you are after.
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