Owners Manual
Table Of Contents
- Dell EMC PowerVault ME4 Series Storage System Owner’s Manual
- Contents
- Storage system hardware
- Troubleshooting and problem solving
- Module removal and replacement
- ESD precautions
- Dealing with hardware faults
- Firmware updates
- Continuous operation during replacement
- Shutting down attached hosts
- Shutting down a controller module
- Verifying component failure
- Customer-replaceable units (CRUs)
- Attach or remove the front bezel of a 2U enclosure
- Replacing a drive carrier module in a 2U enclosure
- Replacing a DDIC in a 5U enclosure
- Replacing a controller module or IOM in a 2U or 5U enclosure
- Replacing a power supply unit (PSU) in a 5U enclosure
- Replacing a fan cooling module (FCM) in a 5U enclosure
- Replacing a power cooling module (PCM) in a 2U enclosure
- Completing the component installation process
- Verifying component operation
- Performing updates in PowerVault Manager after replacing an FC or SAS HBA
- Events and event messages
- Connecting to the CLI port using a serial cable
- Technical specifications
- Standards and regulations
Table 27. Event descriptions and recommended actions (continued)
Number Severity Description/Recommended actions
249 Info. After a valid license is installed, this event is logged for each licensed feature to show the new
license value for that feature. The event specifies whether the feature is licensed, whether the
license is temporary, and whether the temporary license is expired.
Recommended actions:
● No action is required.
250 Warning A license could not be installed.
The license is invalid or specifies a feature that is not supported on your product.
Recommended actions:
● Review the readme file that came with the license. Verify that you are trying to install the
license in the system that the license was generated for.
251 Info. A volume-copy operation has started for the indicated source volume.
Do not mount either volume until the copy is complete (as indicated by event 268).
Recommended actions:
● No action is required.
252 Info. Data written to a snapshot after it was created has been deleted.
The snapshot now represents the state of the parent volume when the snapshot was created.
Recommended actions:
● No action is required.
253 Info. A license was uninstalled.
Recommended actions:
● No action is required.
255 Info. The PBCs across controllers do not match as PBC from controller A and PBC from controller B
are from different vendors.
This may limit the available configurations.
Recommended actions:
● No action is required.
256 Info. A snapshot was created for a volume but it has not been committed yet.
An internal snapshot was created for a virtual replication volume but it has not been committed
yet.
This can occur when a snapshot is taken by an application, such as the VSS hardware provider,
that is timing-sensitive and needs to take a snapshot in two stages. After the snapshot is
committed and event 258 is logged, the snapshot can be used.
Recommended actions:
● No action is required.
257 Info. The indicated snapshot has been prepared and committed and is ready for use.
Recommended actions:
● No action is required.
258 Info A snapshot was committed for a volume. The snapshot is now ready for use.
Recommended actions:
● No action is required.
259 Info. In-band CAPI commands have been disabled.
Recommended actions:
● No action is required.
Events and event messages 99