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HDFS-14618. Incorrect synchronization of ArrayList field (ArrayList is thread-unsafe). Contributed by Paul Ward.

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(cherry picked from commit d203045c3024b134d7a0417d1ea3a60d03a1534a)
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paulward24 2019-06-28 16:06:43 -07:00 committed by Wei-Chiu Chuang
parent d95dd33ea1
commit ab7ecd6a0f
1 changed files with 3 additions and 1 deletions
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hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/PendingReconstructionBlocks.java
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@ -132,7 +132,9 @@ void remove(BlockInfo block) {
public void clear() {
synchronized (pendingReconstructions) {
pendingReconstructions.clear();
timedOutItems.clear();
synchronized (timedOutItems) {
timedOutItems.clear();
}
timedOutCount = 0L;
}
}