HPE ProLiant Gen9

Hard parity error detected while reading data from posted-writes memory.
Action
1. Use iLO to verify that the HPE Smart Storage battery is charged, and that the charge is sufficient to enable
caching
2. Verify that the cache module is seated properly.
3. Reseat the cache module.
4. Replace the cache module.
5. If the data is corrupt, restore data from a previous backup.
For more information, see the maintenance and service guide on the Hewlett Packard Enterprise
website.
1797-Slot X Drive Array – Write-Back Cache Restore Previously Failed
Symptom
1797-Slot X Drive Array – Write-Back Cache Restore Previously Failed. Caching is disabled.
Cause
• An issue occurred with reading from the Write-Back Cache.
• A failure occurred with writing to the DDR memory.
• A failure occurred with reading or writing to the metadata stored in the Write-Back Cache.
Action
1. Use to check the HPE Smart Storage Battery charge. Verify that the battery charge is sufficient to enable
caching.
2. Be sure the cache module is seated properly.
3. Reseat the cache module.
4. Replace the cache module.
5. If the data is corrupt, restore previous backup data.
For more information, see the maintenance and service guide on the Hewlett Packard Enterprise
website.
1798-Slot X Drive Array – Cache Module Self-Test Error Occurred
Symptom
1798-Slot X Drive Array - Flash Backed Write Cache Self-Test Error Occurred. Action: Replace Flash Backed
Write Cache module.
Cause
The cache module failed self-test. Depending on the array controller model, the cache might be disabled or
the controller might not be usable until the issue is corrected.
1797-Slot X Drive Array – Write-Back Cache Restore Previously Failed 151