Audible Beeps: None
Possible Cause: The array accelerator configuration has been updated automatically due to replacement
of the array accelerator (or controller) with one having different cache memory size.
Action: Run the ACU
allocation ratio.
1726-Slot X Drive Array - Cache Memory Size or Battery Presence Has Changed
...Array Accelerator configuration has automatically been updated.
Audible Beeps: None
Possible Cause: The array accelerator configuration has been updated automatically due to replacement
of the array accelerator (or controller) with one having different cache memory size. This message may
also appear following removal or installation of the cache battery back.
Action: To change the default cache read/write allocation ratio, run the ACU
Utility" on page 70).
1727-Slot X Drive Array - New Logical Drive(s) Attachment Detected...
...If more than 32 logical drives, this message will be followed by: "Auto-configuration failed: Too many logical
drives."
Audible Beeps: None
Possible Cause: The controller has detected an additional array of drives that was connected when the
power was off. The logical drive configuration information has been updated to add the new logical
drives. The maximum number of logical drives supported is 32. Additional logical drives will not be
added to the configuration.
Action: No action is required.
1729-Slot X Drive Array - Performance Optimization Scan In Progress
...RAID 4/5/ADG performance may be higher after completion.
Audible Beeps: None
Possible Cause: One or more RAID 4/5/ADG parity drives are being initialized. Performance of the
controller improves after the parity data has been initialized by ARM, an automatic process that runs in
the background on the controller.
Action: No action is required.
1732-Slot X Drive Array - Array Accelerator Battery Pack Missing...
...Array Accelerator Posted-Write Cache is permanently disabled. Array Accelerator will be reenabled when
additional battery packs are installed.
Audible Beeps: None
Possible Cause: Battery packs are detached from the controller or have failed.
Action: Check the battery pack to be sure the connection is secure. If the condition persists, then install a
replacement battery pack.
("Array Configuration
Utility" on page 70) to change the default cache read/write
("Array Configuration
Error messages 143