Apache9 commented on a change in pull request #343: HBASE-22634 : Improve
performance of BufferedMutator
URL: https://github.com/apache/hbase/pull/343#discussion_r311534208
##########
File path:
hbase-client/src/main/java/org/apache/hadoop/hbase/client/BufferedMutatorImpl.java
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@@ -302,11 +348,53 @@ private void doFlush(boolean flushAll) throws
InterruptedIOException,
}
asf = ap.submit(createTask(access));
}
- // DON'T do the wait in the try-with-resources. Otherwise, the undealt
mutations won't
- // be released.
- asf.waitUntilDone();
- if (asf.hasError()) {
- errors.add(asf.getErrors());
+
+ if (flushAll || writeBufferSize == 0) {
+ // if we have setWriteBufferPeriodicFlushTimeoutMs we may have
concurrent update
+ List<AsyncRequestFuture> waitList;
+ synchronized(asfList) {
Review comment:
Oh, I see, BufferedMutator is thread safe, so multiple threads can enter
this method at the same time and we want them to share the safe asfList, so it
should be class member.
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