Quantum 6-01658-02 Tool Storage User Manual


 
Chapter 6 Managing the File System
Working With Stripe Groups
StorNext User’s Guide 114
Affinities in Stripe Group: Affinities associated with the stripe
group.
•Read-only: Select this option to make the stripe group read only.
Status: The status of the stripe group, either online or offline.
•Select Up to put the stripe group online.
•Select Down to take the stripe group offline. Data stored in
the stripe group is unavailable when the status is Down.
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.
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. This is an optional setting and can be left blank.
Note: Journaling can be enabled on only one stripe group.
If the Metadata and/or Journal checkboxes 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.
If the file system was made, the metadata cannot be
removed.