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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 Unified Storage System Controller LEDs) 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
(please refer to
the PAC Management Software manual)
4.
Once the cache has been flushed,
you may proceed to power down the system.
System Monitoring
The PS Series is equipped with a variety of self-monitoring features that help keep system
managers aware of system operation statuses.
Monitoring Features
You may monitor the system through the following features:
•
Firmware
: The controller in the system is managed by a pre-installed firmware,
which is accessible in a terminal program via the serial port. For more details, see the
Firmware manual in the CD-ROM.
•
PAC Management Software:
PAC Management Software is a browser-based
Graphical User Interface (GUI) that can to monitor and manage the system locally or
remotely over TCP/IP network, via the Ethernet Management port. The management
session is conducted using the Ethernet management port. For more details, see the
PAC Management Software manual in the CD-ROM.
•
LEDs
: LED indicators notify users of system status, events, and failures. LEDs are
located on both the front and rear panel of the chassis. For details, see and
subsequent sections.
•
Audible alarm:
Audible alarm will be triggered in case of system failures.
