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 5C230CF8D for ; Fri, 4 May 2012 22:08:10 +0000 (UTC) Received: (qmail 44995 invoked by uid 500); 4 May 2012 22:08:10 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 44946 invoked by uid 500); 4 May 2012 22:08:10 -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 44937 invoked by uid 99); 4 May 2012 22:08:10 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 04 May 2012 22:08:10 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=5.0 tests=ALL_TRUSTED,T_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; Fri, 04 May 2012 22:08:09 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id 1EB4343160F for ; Fri, 4 May 2012 22:07:49 +0000 (UTC) Date: Fri, 4 May 2012 22:07:49 +0000 (UTC) From: "stack (JIRA)" To: issues@hbase.apache.org Message-ID: <1372365479.29104.1336169269127.JavaMail.tomcat@hel.zones.apache.org> In-Reply-To: <846449650.29102.1336169269066.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Updated] (HBASE-5943) Set tcpnodelay as default 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 [ https://issues.apache.org/jira/browse/HBASE-5943?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] stack updated HBASE-5943: ------------------------- Assignee: stack Status: Patch Available (was: Open) > Set tcpnodelay as default > ------------------------- > > Key: HBASE-5943 > URL: https://issues.apache.org/jira/browse/HBASE-5943 > Project: HBase > Issue Type: Improvement > Reporter: stack > Assignee: stack > Attachments: nodelay.txt > > > From IRC: > {code} > 14:46 < tlipcon> i turned off the FirstKeyOnlyFilter on the shell count command > 14:46 < tlipcon> thgouhtput dropped like carzy... looked at strace, and saw 40ms delays > 14:46 < tlipcon> turned on ipc.server.nodelay or whaever and it got fast again > 14:46 < tlipcon> we should really ship that by default on > 14:46 < tlipcon> there are probably people getting screwed by it > {code} -- 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