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HDFS-12177. NameNode exits due to setting BlockPlacementPolicy loglevel to Debug. Contributed by Jiandan Yang.

This commit is contained in:
Brahma Reddy Battula 2017-07-21 21:13:20 +08:00
parent f3bf1a6eb9
commit f65dc6ee95
1 changed files with 2 additions and 2 deletions
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4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyDefault.java
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@ -718,7 +718,7 @@ public class BlockPlacementPolicyDefault extends BlockPlacementPolicy {
}
Preconditions.checkState(excludedNodes.add(chosenNode), "chosenNode "
+ chosenNode + " is already in excludedNodes " + excludedNodes);
if (LOG.isDebugEnabled()) {
if (LOG.isDebugEnabled() && builder != null) {
builder.append("\nNode ").append(NodeBase.getPath(chosenNode))
.append(" [");
}
@ -747,7 +747,7 @@ public class BlockPlacementPolicyDefault extends BlockPlacementPolicy {
}
}
if (LOG.isDebugEnabled()) {
if (LOG.isDebugEnabled() && builder != null) {
builder.append("\n]");
}