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 B4C1118FC6 for ; Tue, 22 Mar 2016 16:41:31 +0000 (UTC) Received: (qmail 13084 invoked by uid 500); 22 Mar 2016 16:41:26 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 12979 invoked by uid 500); 22 Mar 2016 16:41:26 -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 12903 invoked by uid 99); 22 Mar 2016 16:41:26 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 22 Mar 2016 16:41:26 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 143AF2C1F5D for ; Tue, 22 Mar 2016 16:41:26 +0000 (UTC) Date: Tue, 22 Mar 2016 16:41:26 +0000 (UTC) From: "ramkrishna.s.vasudevan (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-15513) hbase.hregion.memstore.chunkpool.maxsize is 0.0 by default 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-15513?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15206740#comment-15206740 ] ramkrishna.s.vasudevan commented on HBASE-15513: ------------------------------------------------ Did initial some tests with G1GC. But let me come back to this after completing the full analysis. > hbase.hregion.memstore.chunkpool.maxsize is 0.0 by default > ---------------------------------------------------------- > > Key: HBASE-15513 > URL: https://issues.apache.org/jira/browse/HBASE-15513 > Project: HBase > Issue Type: Improvement > Affects Versions: 2.0.0 > Reporter: Vladimir Rodionov > Assignee: Vladimir Rodionov > Fix For: 2.0.0 > > > That results in excessive MemStoreLAB chunk allocations because we can not reuse them. Not sure, why it has been disabled, by default. May be the code has not been tested well? -- This message was sent by Atlassian JIRA (v6.3.4#6332)