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HDFS-9535. Newly completed blocks in IBR should not be considered under-replicated too quickly. Contributed by Mingliang Liu. 

(cherry picked from commit e534569814)
This commit is contained in:
Jing Zhao 2015-12-14 11:05:09 -08:00
parent 9f979107c2
commit e02ad5a618
2 changed files with 4 additions and 0 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -885,6 +885,9 @@ Release 2.8.0 - UNRELEASED
HDFS-9514. TestDistributedFileSystem.testDFSClientPeerWriteTimeout failing;
exception being swallowed. (Wei-Chiu Chuang via Yongjun Zhang)
HDFS-9535. Newly completed blocks in IBR should not be considered
under-replicated too quickly. (Mingliang Liu via jing9)
OPTIMIZATIONS
HDFS-8026. Trace FSOutputSummer#writeChecksumChunks rather than

1
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
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@ -2677,6 +2677,7 @@ public class BlockManager implements BlockStatsMXBean {
if(storedBlock.getBlockUCState() == BlockUCState.COMMITTED &&
numLiveReplicas >= minReplication) {
addExpectedReplicasToPending(storedBlock);
completeBlock(storedBlock, false);
} else if (storedBlock.isComplete() && result == AddBlockResult.ADDED) {
// check whether safe replication is reached for the block