goiri commented on a change in pull request #1954: HDFS-15217 Add more
information to longest write/read lock held log
URL: https://github.com/apache/hadoop/pull/1954#discussion_r407099593
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystemLock.java
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@@ -159,10 +160,14 @@ public void readLockInterruptibly() throws
InterruptedException {
}
public void readUnlock() {
- readUnlock(OP_NAME_OTHER);
+ readUnlock(OP_NAME_OTHER, null);
}
public void readUnlock(String opName) {
+ readUnlock(opName, null);
+ }
+
+ public void readUnlock(String opName, Supplier<String>
lockReportInfoSupplier) {
Review comment:
I'm having a hard time finding who uses this Supplier. Where are we using
this?
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