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HDFS-4768. File handle leak in datanode when a block pool is removed. Contributed by Chris Nauroth.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1476579 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Suresh Srinivas 2013-04-27 14:08:34 +00:00
parent fc45cbf8df
commit 4e21c347d2
2 changed files with 7 additions and 1 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -582,6 +582,9 @@ Release 2.0.5-beta - UNRELEASED
HDFS-4745. TestDataTransferKeepalive#testSlowReader has race condition that HDFS-4745. TestDataTransferKeepalive#testSlowReader has race condition that
causes sporadic failure. (Chris Nauroth via suresh) causes sporadic failure. (Chris Nauroth via suresh)
HDFS-4768. File handle leak in datanode when a block pool is removed.
(Chris Nauroth via suresh)
Release 2.0.4-alpha - UNRELEASED Release 2.0.4-alpha - UNRELEASED
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

5
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataBlockScanner.java
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@ -267,7 +267,10 @@ public synchronized void addBlockPool(String blockPoolId) {
} }
public synchronized void removeBlockPool(String blockPoolId) { public synchronized void removeBlockPool(String blockPoolId) {
blockPoolScannerMap.remove(blockPoolId); BlockPoolSliceScanner bpss = blockPoolScannerMap.remove(blockPoolId);
if (bpss != null) {
bpss.shutdown();
}
LOG.info("Removed bpid="+blockPoolId+" from blockPoolScannerMap"); LOG.info("Removed bpid="+blockPoolId+" from blockPoolScannerMap");
} }