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 34D4618AA6 for ; Fri, 25 Sep 2015 23:09:06 +0000 (UTC) Received: (qmail 50837 invoked by uid 500); 25 Sep 2015 23:09:04 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 50770 invoked by uid 500); 25 Sep 2015 23:09:04 -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 50641 invoked by uid 99); 25 Sep 2015 23:09:04 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 25 Sep 2015 23:09:04 +0000 Date: Fri, 25 Sep 2015 23:09:04 +0000 (UTC) From: "Hudson (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-12748) RegionCoprocessorHost.execOperation creates too many iterator objects 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-12748?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14908847#comment-14908847 ] Hudson commented on HBASE-12748: -------------------------------- FAILURE: Integrated in HBase-0.98 #1129 (See [https://builds.apache.org/job/HBase-0.98/1129/]) HBASE-12748 RegionCoprocessorHost.execOperation creates too many iterator objects (apurtell: rev c38c47c0007d3f1ff40f38558834fe6fa3ad589d) * hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RegionServerCoprocessorHost.java * hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/WALCoprocessorHost.java * hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java * hbase-server/src/main/java/org/apache/hadoop/hbase/util/SortedList.java * hbase-server/src/test/java/org/apache/hadoop/hbase/util/TestSortedList.java * hbase-server/src/main/java/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.java * hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterCoprocessorHost.java > RegionCoprocessorHost.execOperation creates too many iterator objects > --------------------------------------------------------------------- > > Key: HBASE-12748 > URL: https://issues.apache.org/jira/browse/HBASE-12748 > Project: HBase > Issue Type: Sub-task > Affects Versions: 0.94.25, 0.98.9 > Reporter: Vladimir Rodionov > Assignee: Andrew Purtell > Fix For: 2.0.0, 1.2.0, 1.3.0, 0.98.15 > > Attachments: HBASE-12748.patch, HBASE-12748.patch, HBase-12748.patch > > > This is typical pattern of enhanced for ... loop usage in a hot code path. For every HBase operation it instantiates iterator for coprocessor list twice. -- This message was sent by Atlassian JIRA (v6.3.4#6332)