Promise Technology EX4650, EX8658, EX8654, EX8650 manual Viewing Current Background Activities

Chapter 5: Management with WebPAM PRO

Viewing Current Background Activities

To view the current background activities:

1.Click the Subsystem icon in Tree View.

2.Click the Background Activities tab in Management View. A list of current background activities appears, including:

•Rebuild

•PDM – Predictive Data Migration

•Synchronization

•Redundancy Check

•Migration

•Transition

•Initialization

•Media Patrol

Making Background Activity Settings

To make settings for background activities:

1.In Tree View, click the Subsystem icon.

2.From the dropdown menu on the Background Activities tab, choose Settings.

3.Click the dropdown menu to choose a priority of Low, Medium, or High for the following functions:

•Rebuild – Rebuilds the data from a failed drive in a disk array

•Synchronization – Checks the data integrity on disk arrays

•Initialization – Sets all data bits in the logical drive to zero

•Redundancy Check – Checks, reports and can correct data inconsistencies in logical drives

•Migration – Change RAID level or add physical dries to disk arrays

•PDM – Looks for bad blocks the physical drives of disk arrays

•Transition – Returns a revertible spare drive to spare status

The rates are defined as follows:

•Low – Fewer resources to activity, more to data read/write.

•Medium – Balance of resources to activity and data read/write.

•High – More resources to activity, fewer to data read/write.

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