Details
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Improvement
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Status: Open
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Major
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Resolution: Unresolved
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None
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Description
The test case used in HDFS-9313 and HDFS-9314 identified the limitation of excess replica picking. If the current replicas are on
and the storage policy changes to HOT_STORAGE_POLICY_ID, BlockPlacementPolicyDefault's won't be able to delete SSD replica, because deleting the SSD on rack 1 will violate the block placement policy.