Siyao Meng created HDDS-9188:
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             Summary: Add pre-replication bucket usage counter
                 Key: HDDS-9188
                 URL: https://issues.apache.org/jira/browse/HDDS-9188
             Project: Apache Ozone
          Issue Type: Task
            Reporter: Siyao Meng
            Assignee: Siyao Meng


Use case: For capturing point-in-time Ozone snapshot referenced size (See 
HDDS-7743).

Right now we only counts replicated size in OmBucketInfo:

{code:title=https://github.com/apache/ozone/blob/ed6f046c18f5f1a542aacfb7effe3174eba3b3af/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/key/OMKeyCommitRequest.java#L248}
      long correctedSpace = omKeyInfo.getReplicatedSize();
{code}

We can add another metric to count {{omKeyInfo.getDataSize()}} instead.

cc [~sumitagrawal]



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