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ASF GitHub Bot commented on HDFS-17766: --------------------------------------- hfutatzhanghb commented on code in PR #7561: URL: https://github.com/apache/hadoop/pull/7561#discussion_r2022096675 ########## hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterRpcClient.java: ########## @@ -199,8 +199,13 @@ public RouterRpcClient(Configuration conf, Router router, } else { workQueue = new LinkedBlockingQueue<>(); } - this.executorService = new ThreadPoolExecutor(numThreads, numThreads, - 0L, TimeUnit.MILLISECONDS, workQueue, threadFactory); + + if (router.isAsync()) { + this.executorService = null; + } else { + this.executorService = new ThreadPoolExecutor(numThreads, numThreads, + 0L, TimeUnit.MILLISECONDS, workQueue, threadFactory); + } Review Comment: @KeeProMise Thanks very much for this nice suggestion. It looks better and i will optimize this PR base on your advise. > [ARR] Avoid initializing unused threadPool in RouterAsyncRpcClient > ------------------------------------------------------------------ > > Key: HDFS-17766 > URL: https://issues.apache.org/jira/browse/HDFS-17766 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: rbf > Reporter: farmmamba > Assignee: farmmamba > Priority: Major > Labels: pull-request-available > > Avoid initializing unused threadPool in RouterAsyncRpcClient. > This can save thread resources. -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org