ayushtkn commented on code in PR #6928:
URL: https://github.com/apache/hadoop/pull/6928#discussion_r1769491905
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hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/erasurecode/ErasureCodingWorker.java:
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@@ -172,4 +175,19 @@ public void shutDown() {
public float getXmitWeight() {
return xmitWeight;
}
+
+ public void setStripedReconstructionPoolSize(int size) {
+ Preconditions.checkArgument(size > 0,
+ DFS_DN_EC_RECONSTRUCTION_THREADS_KEY + " should be greater than 0");
+ this.stripedReconstructionPool.setCorePoolSize(size);
+ this.stripedReconstructionPool.setMaximumPoolSize(size);
+ }
+
+ @VisibleForTesting
+ public int getStripedReconstructionPoolSize() {
+ int poolSize = this.stripedReconstructionPool.getCorePoolSize();
+ Preconditions.checkArgument(poolSize ==
this.stripedReconstructionPool.getMaximumPoolSize(),
+ "The maximum pool size should be equal to core pool size");
Review Comment:
I think this isn't required, this looks like validating the
``ThreadPoolExecutor``, that ain't a hadoop thing & isn't required here in the
scope either
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