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HDFS-8806. Inconsistent metrics: number of missing blocks with replication factor 1 not properly cleared. Contributed by Zhe Zhang. 

(cherry picked from commit 206d4933a5)
(cherry picked from commit b2a532f61c)
This commit is contained in:
Akira Ajisaka 2015-07-24 18:28:44 +09:00
parent 65af0dffa5
commit b919c1c044
2 changed files with 6 additions and 2 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -19,6 +19,9 @@ Release 2.7.2 - UNRELEASED
HDFS-6945. BlockManager should remove a block from excessReplicateMap and HDFS-6945. BlockManager should remove a block from excessReplicateMap and
decrement ExcessBlocks metric when the block is removed. (aajisaka) decrement ExcessBlocks metric when the block is removed. (aajisaka)
HDFS-8806. Inconsistent metrics: number of missing blocks with replication
factor 1 not properly cleared. (Zhe Zhang via aajisaka)
Release 2.7.1 - 2015-07-06 Release 2.7.1 - 2015-07-06
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

3
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/UnderReplicatedBlocks.java
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@ -101,10 +101,11 @@ class UnderReplicatedBlocks implements Iterable<Block> {
/** /**
* Empty the queues. * Empty the queues.
*/ */
void clear() { synchronized void clear() {
for (int i = 0; i < LEVEL; i++) { for (int i = 0; i < LEVEL; i++) {
priorityQueues.get(i).clear(); priorityQueues.get(i).clear();
} }
corruptReplOneBlocks = 0;
} }
/** Return the total number of under replication blocks */ /** Return the total number of under replication blocks */