Reference Guide

Cause and Action Cause: The controller has ushed the cache and any data in the cache has been lost. This may happen if the
system has memory or battery problems that cause the controller to distrust the cache. Although user data
may have been lost, this alert does not always indicate that relevant or user data has been lost.
Action: Verify that the battery and memory are functioning properly.
Related Alert
Information
Clear Alert Number: None
Related Alert Number: None
Local Response Agent (LRA) Number: 2060
SNMP Trap
Numbers
753
Event ID — 2187
Description Single-bit ECC error limit exceeded on the controller DIMM.
Severity Warning / Non-critical
Cause and Action Cause: The system memory is malfunctioning.
Action: Contact technical support to replace the controller memory.
Related Alert
Information
Clear Alert Number: None
Related Alert Number: None
Local Response Agent (LRA) Number: 2060
SNMP Trap
Numbers
753
Event ID — 2188
Description
The controller write policy has been changed to Write Through.
Severity Warning
Cause and Action Cause: The controller battery is unable to maintain cached data for the required period of time. For example,
if the required period of time is 24 hours, the battery is unable to maintain cached data for 24 hours. It is
normal to receive this alert during the battery Learn cycle as the Learn cycle discharges the battery before
recharging it. When discharged, the battery cannot maintain cached data.
Action: Check the health of the battery. If the battery is weak, replace the battery pack.
Related Alert
Information
Clear Alert Number: None
Related Alert Number: None
Local Response Agent (LRA) Number: None
SNMP Trap
Numbers
1153
Event ID — 2189
Description
The controller write policy has been changed to Write Back.
Severity OK / Normal / Informational
Cause and Action Cause: This alert is for informational purposes.
Action: None
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