Return-Path: X-Original-To: apmail-hbase-issues-archive@www.apache.org Delivered-To: apmail-hbase-issues-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 0D7A917BB2 for ; Wed, 15 Apr 2015 17:30:03 +0000 (UTC) Received: (qmail 71474 invoked by uid 500); 15 Apr 2015 17:29:59 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 71428 invoked by uid 500); 15 Apr 2015 17:29:59 -0000 Mailing-List: contact issues-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list issues@hbase.apache.org Received: (qmail 71414 invoked by uid 99); 15 Apr 2015 17:29:59 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 15 Apr 2015 17:29:59 +0000 Date: Wed, 15 Apr 2015 17:29:59 +0000 (UTC) From: "Hudson (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-13460) Revise the MetaLookupPool executor-related defaults (introduced in HBASE-13036) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HBASE-13460?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14496562#comment-14496562 ] Hudson commented on HBASE-13460: -------------------------------- SUCCESS: Integrated in HBase-1.1 #396 (See [https://builds.apache.org/job/HBase-1.1/396/]) HBASE-13460. Revise the MetaLookupPool executor-related defaults (introduced in HBASE-13036). (ddas: rev fe8658ce359b4e26cbb996115e2d843a7ef66889) * hbase-client/src/main/java/org/apache/hadoop/hbase/client/ConnectionManager.java > Revise the MetaLookupPool executor-related defaults (introduced in HBASE-13036) > ------------------------------------------------------------------------------- > > Key: HBASE-13460 > URL: https://issues.apache.org/jira/browse/HBASE-13460 > Project: HBase > Issue Type: Bug > Reporter: Devaraj Das > Assignee: Devaraj Das > Fix For: 1.1.0 > > Attachments: 13460-master-1.txt, 13460-master-2.txt, 13460-master-3.txt > > > The value of the max threads, max tasks, etc. can be improved to not unnecessarily reject tasks. In one of our internal tests, we saw tasks getting rejected (with the defaults that is currently there in the unpatched code): > {noformat} > 2015-04-09 12:36:34,111|beaver.machine|INFO|15134|140028818736896|MainThread|Caused by: java.lang.RuntimeException: java.util.concurrent.RejectedExecutionException: Task > org.apache.hadoop.hbase.client.ResultBoundedCompletionService$QueueingFuture@6658c97b rejected from > java.util.concurrent.ThreadPoolExecutor@5a06eeee[Running, pool size = 3, active threads = 3, queued tasks = 300, completed tasks = 0] > 2015-04-09 12:36:34,111|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithoutRetries(RpcRetryingCaller.java:208) > 2015-04-09 12:36:34,112|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.ClientSmallReversedScanner.next(ClientSmallReversedScanner.java:145) > 2015-04-09 12:36:34,112|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegionInMeta(ConnectionManager.java:1246) > 2015-04-09 12:36:34,112|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.locateRegion(ConnectionManager.java:1152) > 2015-04-09 12:36:34,113|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.AsyncProcess.submit(AsyncProcess.java:370) > 2015-04-09 12:36:34,113|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.AsyncProcess.submit(AsyncProcess.java:321) > 2015-04-09 12:36:34,113|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.BufferedMutatorImpl.backgroundFlushCommits(BufferedMutatorImpl.java:206) > 2015-04-09 12:36:34,113|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.BufferedMutatorImpl.flush(BufferedMutatorImpl.java:183) > 2015-04-09 12:36:34,114|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.HTable.flushCommits(HTable.java:1414) > 2015-04-09 12:36:34,114|beaver.machine|INFO|15134|140028818736896|MainThread|at org.apache.hadoop.hbase.client.HTable.put(HTable.java:1010) > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)