Sammi Chen created HDDS-1553:
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Summary: Add metrics in rack aware container placement policy
Key: HDDS-1553
URL: https://issues.apache.org/jira/browse/HDDS-1553
Project: Hadoop Distributed Data Store
Issue Type: Sub-task
Reporter: Sammi Chen
To collect following statistics,
1. total requested datanode count (A)
2. success allocated datanode count without constrain compromise (B)
3. success allocated datanode count with some comstrain compromise (C)
4. failed to allocated datanode count (D)
A = B + C + D
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