Return-Path: X-Original-To: apmail-hadoop-hdfs-dev-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id AD97317F23 for ; Tue, 12 May 2015 04:17:02 +0000 (UTC) Received: (qmail 10869 invoked by uid 500); 12 May 2015 04:17:01 -0000 Delivered-To: apmail-hadoop-hdfs-dev-archive@hadoop.apache.org Received: (qmail 10701 invoked by uid 500); 12 May 2015 04:17:01 -0000 Mailing-List: contact hdfs-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-dev@hadoop.apache.org Delivered-To: mailing list hdfs-dev@hadoop.apache.org Received: (qmail 10364 invoked by uid 99); 12 May 2015 04:17:01 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 12 May 2015 04:17:01 +0000 Date: Tue, 12 May 2015 04:17:01 +0000 (UTC) From: "Zhe Zhang (JIRA)" To: hdfs-dev@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Resolved] (HDFS-7678) Erasure coding: DFSInputStream with decode functionality (pread) 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-7678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Zhe Zhang resolved HDFS-7678. ----------------------------- Resolution: Fixed Fix Version/s: HDFS-7285 Hadoop Flags: Reviewed > Erasure coding: DFSInputStream with decode functionality (pread) > ---------------------------------------------------------------- > > Key: HDFS-7678 > URL: https://issues.apache.org/jira/browse/HDFS-7678 > Project: Hadoop HDFS > Issue Type: Sub-task > Affects Versions: HDFS-7285 > Reporter: Li Bo > Assignee: Zhe Zhang > Fix For: HDFS-7285 > > Attachments: BlockGroupReader.patch, HDFS-7678-HDFS-7285.002.patch, HDFS-7678-HDFS-7285.003.patch, HDFS-7678-HDFS-7285.004.patch, HDFS-7678-HDFS-7285.005.patch, HDFS-7678-HDFS-7285.006.patch, HDFS-7678-HDFS-7285.007.patch, HDFS-7678-HDFS-7285.008.patch, HDFS-7678-HDFS-7285.009.patch, HDFS-7678-HDFS-7285.010.patch, HDFS-7678-HDFS-7285.012.patch, HDFS-7678-HDFS-7285.013.patch, HDFS-7678-HDFS-7285.014.patch, HDFS-7678.000.patch, HDFS-7678.001.patch > > > A block group reader will read data from BlockGroup no matter in striping layout or contiguous layout. The corrupt blocks can be known before reading(told by namenode), or just be found during reading. The block group reader needs to do decoding work when some blocks are found corrupt. -- This message was sent by Atlassian JIRA (v6.3.4#6332)