The move/split/mergeChunk commands on the shards perform a full metadata refresh on the shard prior to commencing the operation instead of incremental. For clusters with large number of chunks this can cause a significant delay.
- is duplicated by
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SERVER-26913 Make move/merge/split chunk operations do partial chunk metadata reloads
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- Closed
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- related to
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SERVER-25652 Slow chunk migrations when there are large chunk counts. 3.0, 3.2, 3.3.11
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- Closed
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