AMCC 3ware 9000 Series, Руководство пользователя

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Controller Settings Page
Figure 21. Controller Settings Page
The Controller Settings page appears when you choose Management >
Controller Settings from the menu bar.
The Controller Settings page lets you view and change settings that affect the
units on the controller specified in the drop-down list on the menu bar.
Background Task Rate
The Background Task Rate fields let you change the balance of background
tasks and I/O performed by the controller.
9000-series controllers show separate settings for Rebuild/Migrate Rate and
Verify Rate, as shown in Figure 21. The Rebuild/Migrate Rate also applies to
initialization. Although the same rate is used for rebuilding, migrating, and
initializing, migrating has the highest priority.
7000- and 8000-series controllers show only one setting for Task Rate; it
applies to both rebuild and verify rates. Note that this rate is not persistent
following a reboot for 7/8000 controllers.
The 5 radio buttons let you set the ratio at which background tasks are
performed in comparison to I/O. The furthest left buttons set the firmware to
the fastest settings for background tasks settings. This means, maximum