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[SPARK-21530] Update description of spark.shuffle.maxChunksBeingTransferred. #18735

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[SPARK-21530] Update description of spark.shuffle.maxChunksBeingTransferred. #18735

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ad710dd
Update description of spark.shuffle.maxChunksBeingTransferred
Jul 26, 2017
14f857e
refine according to tgravescs's comments
Jul 26, 2017
7db7cc7
refine description
Jul 27, 2017
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6 changes: 5 additions & 1 deletion common/network-common/src/main/java/org/apache/spark/network/util/TransportConf.java
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Expand Up @@ -258,7 +258,11 @@ public Properties cryptoConf() {
}

/**
* The max number of chunks allowed to being transferred at the same time on shuffle service.
* The max number of chunks allowed to be transferred at the same time on shuffle service.
* Note that new incoming connections will be closed when the max number is hit. The client will
* retry according to the shuffle retry configs (see `spark.shuffle.io.maxRetries` and
* `spark.shuffle.io.retryWait`), if those limits are reached the task will fail with fetch
* failure.
*/
public long maxChunksBeingTransferred() {
return conf.getLong("spark.shuffle.maxChunksBeingTransferred", Long.MAX_VALUE);
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6 changes: 5 additions & 1 deletion docs/configuration.md
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Expand Up @@ -635,7 +635,11 @@ Apart from these, the following properties are also available, and may be useful
<td><code>spark.shuffle.maxChunksBeingTransferred</code></td>
<td>Long.MAX_VALUE</td>
<td>
The max number of chunks allowed to being transferred at the same time on shuffle service.
The max number of chunks allowed to be transferred at the same time on shuffle service.
Note that new incoming connections will be closed when the max number is hit. The client will
retry according to the shuffle retry configs (see <code>spark.shuffle.io.maxRetries</code> and
<code>spark.shuffle.io.retryWait</code>), if those limits are reached the task will fail with
fetch failure.
</td>
</tr>
<tr>
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