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Type:
Improvement
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Status: Resolved
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: 3.0.0-alpha4
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Fix Version/s: 3.0.0-beta1
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Component/s: client
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Labels:None
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Hadoop Flags:Reviewed
Depending on the encoder/decoder used and the type or MR workload, EC might negatively affect the performance of an MR job if too many files are localized.
In such a scenario, users might want to disable EC in the staging area to speed up the execution.
- breaks
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MAPREDUCE-7059 Downward Compatibility issue: MR job fails because of unknown setErasureCodingPolicy method from 3.x client to HDFS 2.x cluster
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- Resolved
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MAPREDUCE-6968 Staging directory erasure coding config property has a typo
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- Resolved
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- relates to
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HDFS-12919 RBF: Support erasure coding methods in RouterRpcServer
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- Resolved
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