Drive Operations - Troubleshooting

Updated

Drive Requires Cleaning

Solution
  • To clean the drive automatically, enable the Enable Auto-Cleaning option as described in Enable or Disable Automatic Drive Cleaning.

  • If you want to initiate the drive cleaning operation manually, use one of the following methods:

    • Use the Clean Drive option as described in Clean a Drive.

    • Use the library front panel options to clean the drive. In this case you must mark the drive as cleaned as described in Mark a Drive as Cleaned

Drive is Marked Offline

This might occur for either of the following reasons: (Verify the drive Offline Reason as described in View the Drive Offline Reason.)

Cause

The drive might be marked Offline by the user. The Offline Reason for the drive displays the following message:

No errors detected
    
Solution

Bring the drive online as described in Enable or Disable a Drive.

Cause

The drive might fail to initiate. The Offline Reason for the drive displays the following message:

Initialization in progress. Recovering drive state. Please wait
    
Solution

Wait a few minutes. The drive will be marked Online once the initialization process completes.

Cause

The drive might be marked as broken. The Offline Reason for the drive displays the following message:

Repeated errors during mounts and unmounts have now exceeded a threshold. The drive has been marked as broken. Please check your hardware, firmware versions as well as cables/terminators/bent pins. Then mark the drive as fixed by right clicking on the drive
    
Solution

Detect and fix the hardware issues. Once the hardware is fixed, mark the drive as fixed as described in Mark a Drive as Fixed.

Cause

Media might be stuck in the drive. The Offline Reason for the drive displays the following message:

There is a media stuck in the drive. An automatic recovery will be attempted. For manual recovery please try following steps. Reset the drive from right click options and wait few minutes for it to become online. If it doesn't become online then attempt to reset the entire library. If both fail, then inspect the drive for any hardware or firmware malfunction. Also verify your cables/terminators/bent pins.
    
Solution

Follow the steps described in the "Media Is Stuck in a Drive" section on this page.

Cause

Drive might require cleaning. The Offline Reason for the drive displays the following message:

Drive indicates that cleaning is required. For a regular library ensure that you have cleaning tapes in the cleaning pool of the library. Then right click on the drive and choose clean option. For standalone, insert the cleaning tape into the drive manually and wait for it to unload after cleaning is completed. Then right click on the drive to mark it as cleaned.

Solution

Follow the steps described in Drive requires cleaning.

Cause

MediaAgent might be Offline or unreachable. The Offline Reason for the drive displays the following message:

Cannot communicate with Commvault Media Mount Manager Service. Please ensure that: The MediaAgent is reachable from CommServe. All MediaAgent services are running.

Solution

Ensure that the MediaAgent is Online. Check and verify that the Commvault Media Mount Manager is running. Check the communication between the MediaAgent and CommServe.

Media Is Stuck in a Drive

Solution:

To recover stuck media automatically, enable the Enable stuck tape recovery option as described in Enable or Disable Stuck Media Recovery.

If the stuck media fails to recover automatically, use the following options:

  • Unload the drive as described in Unload a Drive.

  • If the unload does not recover the stuck media, reset the drive as described in Reset a Drive.

  • If the reset drive does not recover the stuck media, reset the library as described in Reset a Library.

  • If all the above actions does not recover the stuck media, open the library door and manually remove the stuck media. Refer to the library manufacturer's documentation for information on recovering stuck media.