Data Domain: How to Troubleshoot Slow Cleaning
Summary: Steps to determine why Data Domain (DD) cleaning is taking longer than expected.
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Instructions
These steps are in the most appropriate sequence to isolate the issue and identify the proper resolution. Do not skip a step.
- Confirm that cleaning is taking longer than expected
Check Cleaning Status and Schedule - Check for replication lag
Slow cleaning caused by replication lag - Check for a high number of small files
Slow Cleaning Caused by too many small files - Check for poor locality
Too frequent cleaning causing poor locality - Confirm that the cleaning throttle is appropriately configured
Checking the Cleaning Throttle
Note: If the problem persists after going through these steps, collect a support bundle and create a service request.
REFERENCE
Affected Products
Data DomainArticle Properties
Article Number: 000004013
Article Type: How To
Last Modified: 04 شعبان 1447
Version: 9
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