MingXiangLi commented on a change in pull request #3941:
URL: https://github.com/apache/hadoop/pull/3941#discussion_r811872874
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File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/ReplicaMap.java
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@@ -117,7 +121,7 @@ ReplicaInfo get(String bpid, long blockId) {
ReplicaInfo add(String bpid, ReplicaInfo replicaInfo) {
checkBlockPool(bpid);
checkBlock(replicaInfo);
- try (AutoCloseableLock l = writeLock.acquire()) {
+ try (AutoCloseDataSetLock l = lockManager.readLock(LockLevel.BLOCK_POOl,
bpid)) {
Review comment:
in new version I have change LightWeightResizableGSet to make it
thread-safe.
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