Return-Path: X-Original-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 5177117A3F for ; Sat, 7 Feb 2015 06:52:41 +0000 (UTC) Received: (qmail 11356 invoked by uid 500); 7 Feb 2015 06:52:34 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 11293 invoked by uid 500); 7 Feb 2015 06:52:34 -0000 Mailing-List: contact hdfs-issues-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-issues@hadoop.apache.org Delivered-To: mailing list hdfs-issues@hadoop.apache.org Received: (qmail 11280 invoked by uid 99); 7 Feb 2015 06:52:34 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 07 Feb 2015 06:52:34 +0000 Date: Sat, 7 Feb 2015 06:52:34 +0000 (UTC) From: "Rakesh R (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-4265) BKJM doesn't take advantage of speculative reads 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/HDFS-4265?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14310585#comment-14310585 ] Rakesh R commented on HDFS-4265: -------------------------------- Could someone help me to push this in. Thanks! > BKJM doesn't take advantage of speculative reads > ------------------------------------------------ > > Key: HDFS-4265 > URL: https://issues.apache.org/jira/browse/HDFS-4265 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: ha > Affects Versions: 2.2.0 > Reporter: Ivan Kelly > Assignee: Rakesh R > Attachments: 0005-HDFS-4265.patch, 0006-HDFS-4265.patch, 0007-HDFS-4265.patch, 0009-HDFS-4265.patch, 001-HDFS-4265.patch, 002-HDFS-4265.patch, 003-HDFS-4265.patch, 004-HDFS-4265.patch > > > BookKeeperEditLogInputStream reads entry at a time, so it doesn't take advantage of the speculative read mechanism introduced by BOOKKEEPER-336. -- This message was sent by Atlassian JIRA (v6.3.4#6332)