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Chapter 6 Managing the File System

Working With Stripe Groups

2)Select the file system in which the disks reside, and then click Add.

3)Add one or more disks.

•Disks in Stripe Group: Disks associated with the new stripe group.

•Available Affinities: Affinities associated with existing stripe groups that, if selected, would also apply to this stripe group.

•Affinities in Stripe Group: Affinities associated with the new stripe group.

•Metadata, Journal, and Exclusive: Enable one or more of these options (check the boxes) to create a location for metadata and journaling on the stripe group.

•To enable placing metadata and journaling but not user data on the new stripe group, select the Metadata, Journal, and Exclusive checkboxes. Do not associate an affinity with a metadata, journal, or an exclusive stripe group.

•To enable placing only metadata on the new stripe group, select both the Metadata and Exclusive checkboxes.

•To enable placing only journaling on the new stripe group, select both the Journal and Exclusive checkboxes

•Journaling can be enabled on only one stripe group.

•If the Metadata and/or Journal boxes are not checked on any of the stripe groups in this file system, default settings cause metadata and journaling to be placed on the first defined stripe group.

•Realtime IO/sec (optional): The number of disk I/O operations per second that are available to real-time applications. This is an optional setting and can be left blank.

•Realtime MB/sec (optional): The number of megabytes per second that are available to real-time applications. This is an optional setting and can be left blank.

•Non-realtime IO/sec (optional): The number of disk I/O operations per second that are available to non-realtime applications. If both Non-realtime IO/sec and Non-realtime MB/ sec Fields are selected, the system uses the lesser of the two values. This is an optional setting and can be left blank.

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