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 76C657655 for ; Thu, 8 Dec 2011 00:23:03 +0000 (UTC) Received: (qmail 45078 invoked by uid 500); 8 Dec 2011 00:23:03 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 45044 invoked by uid 500); 8 Dec 2011 00:23:03 -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 45036 invoked by uid 99); 8 Dec 2011 00:23:03 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Dec 2011 00:23:03 +0000 X-ASF-Spam-Status: No, hits=-2001.2 required=5.0 tests=ALL_TRUSTED,RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.116] (HELO hel.zones.apache.org) (140.211.11.116) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Dec 2011 00:23:00 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id 0CD2E103080 for ; Thu, 8 Dec 2011 00:22:40 +0000 (UTC) Date: Thu, 8 Dec 2011 00:22:40 +0000 (UTC) From: "Zhihong Yu (Created) (JIRA)" To: issues@hbase.apache.org Message-ID: <1375468448.51592.1323303760053.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Created] (HBASE-4978) Reduce offheap cache percentage in direct memory MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 X-Virus-Checked: Checked by ClamAV on apache.org Reduce offheap cache percentage in direct memory ------------------------------------------------ Key: HBASE-4978 URL: https://issues.apache.org/jira/browse/HBASE-4978 Project: HBase Issue Type: Task Reporter: Zhihong Yu Currently if -XX:MaxDirectMemorySize is given as JVM parameter, off heap cache would consume 95% of it. We should leave enough room in direct memory for NIO. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira