kyuubi/docs/deployment/spark/shuffle.md
Cheng Pan 19150ca292
[KYUUBI #951] [LICENSE] Add license header on all docs
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### _Why are the changes needed?_
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### _How was this patch tested?_
- [ ] Add some test cases that check the changes thoroughly including negative and positive cases if possible

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Closes #951 from pan3793/license.

Closes #951

4629eecd [Cheng Pan] Fix
c45a0784 [Cheng Pan] nit
b9a46b42 [Cheng Pan] pin license header at first line
80d1a71b [Cheng Pan] nit
b2a46e4c [Cheng Pan] Update
f6acaaf8 [Cheng Pan] minor
ef99183f [Cheng Pan] Add license header on all docs

Authored-by: Cheng Pan <chengpan@apache.org>
Signed-off-by: Cheng Pan <chengpan@apache.org>
(cherry picked from commit a76c344042)
Signed-off-by: Cheng Pan <chengpan@apache.org>
2021-08-19 09:54:01 +08:00

2.5 KiB

## Shuffle Behavior
# spark.shuffle.compress                                    true
# spark.shuffle.detectCorrupt                               true
# spark.shuffle.detectCorrupt.useExtraMemory                true
# spark.shuffle.file.buffer                                 64k
# spark.shuffle.unsafe.file.output.buffer                   64k
# spark.shuffle.spill.diskWriteBufferSize                   8k
# spark.shuffle.spill.compress                              true
# spark.shuffle.mapOutput.dispatcher.numThreads             12
# spark.shuffle.mapOutput.parallelAggregationThreshold      5000
# spark.shuffle.readHostLocalDisk                           true
# spark.shuffle.io.maxRetries                               10
# spark.shuffle.io.retryWait                                6s
# spark.shuffle.io.preferDirectBufs                         false
# spark.shuffle.io.serverThreads                            8
# spark.shuffle.io.clientThreads                            8
# spark.shuffle.io.connectionTimeout                        240s
# spark.shuffle.registration.timeout                        6000
# spark.shuffle.registration.maxAttempts                    10
# spark.shuffle.sync                                        false
# spark.shuffle.useOldFetchProtocol                         true
# spark.shuffle.unsafe.fastMergeEnabled                     true
# spark.shuffle.minNumPartitionsToHighlyCompress            100
# spark.network.maxRemoteBlockSizeFetchToMem                128m
# spark.reducer.maxSizeInFlight                             48m
# spark.reducer.maxReqsInFlight                             256
# spark.reducer.maxBlocksInFlightPerAddress                 256