mlm.arr events
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PDFs
mlm.arr.affinity.not.queued
- Severity
-
NOTICE
- Description
-
This message occurs when the current processing of an error event prevents the Asymmetric Logical Unit Access (ALUA) handler from queuing an affinity switch event.
- Corrective Action
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(None).
- Syslog Message
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Affinity event %s not queued for LUN %s.
- Parameters
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event (STRING): Affinity event for asymmetric array.
serialno (STRING): Serial number of the array LUN.
mlm.arr.many.affinity.error
- Severity
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ERROR
- Description
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This message occurs when the Asymmetric Logical Unit Access (ALUA) handler encounters too many affinity errors, which might lead to reduced I/O throughput.
- Corrective Action
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Evaluate the back-end array connectivity for optimal LUN balance across array controllers. Also check for failures reported by the back-end array with regards to ALUA target port group settings. Verify that FlexArray connectivity is done as per best-practice guide.
- Syslog Message
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Failing cmd %s for LUN %s due to too many affinity errors.
- Parameters
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cdb (STRING): String containing the opcode byte of the command descriptor block (CDB) that was sent to the device.
serialno (STRING): Serial number of the array LUN.