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Redundancy Check is a routine maintenance procedure for fault-tolerant disk arrays (those with redundancy)
that ensures all the data matches exactly. Redundancy Check can also correct inconsistencies.
Note
You can use the scheduler to set up a Redundancy Check Schedule.
To set up a schedule, click the menu expander to the right of the
Scheduler
tab
and select
Redundancy Check Schedule
.
Redundancy Check Rate
To change Redundancy Check Rate setting the in Background Activities Settings menu:
1. Click the Redundancy Check Rate drop-down menu and choose a rate:
•
Low
– Fewer system resources to Redundancy Check, more to data read/write operations.
•
Medium
– Balances system resources between Redundancy
Check and data read/write operations.
•
High
– More system resources to Redundancy Check, fewer to data read/write operations.
2. Click the
Submit
button.
m
edia
P
atrol
Media Patrol is a routine maintenance procedure that checks the magnetic media on each disk drive. Media
Patrol checks are enabled by default on all disk arrays. Media Patrol is concerned with the media itself, not the
data recorded on the media.
Media Patrol Settings
Media Patrol is enabled or disabled using the Background Activities menu or you can create a schedule to run
Media Patrol.
•
To enable Media Patrol, click on the Subsystem in Tree View then click on the Background
Activities menu tab. Click to check the
Enable Media Patrol
option. Notice also that
the
Auto Rebuild
option is here as well. If you want to automatically begin rebuilding a
logical drive as soon as a faulty drive is replaced, make sure this option is enabled.
•
To begin Media Patrol manually, click on the menu expander to the right of
the Background Activities tab and scroll down and select
Start Media Patrol
to see the Start Media Patrol menu. Then click on the
Start
button.
•
To schedule Media Patrol, click on the menu expander to the right of the
Scheduler tab and scroll down and select
Add Media Patrol Schedule
to open
the schedule menu. Use this menu to add a Media Patrol schedule.
Promise Technology
Product Manual
