vli02 commented on code in PR #5081:
URL: https://github.com/apache/hbase/pull/5081#discussion_r1130024439
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hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionImplementation.java:
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@@ -1125,10 +1130,21 @@ rpcControllerFactory, getMetaLookupPool(),
connectionConfig.getMetaReadRpcTimeou
void takeUserRegionLock() throws IOException {
try {
+ long waitStartTime = 0;
long waitTime = connectionConfig.getMetaOperationTimeout();
+ if (metrics != null) {
Review Comment:
I think this `if` should be ok and it is in a lot of places, it's not worth
to make the changes. @d-c-manning @apurtell Your opinion is welcomed if you
have any. Thanks!
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