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 6E72D1853C for ; Tue, 5 Jan 2016 01:57:40 +0000 (UTC) Received: (qmail 16451 invoked by uid 500); 5 Jan 2016 01:57:40 -0000 Delivered-To: apmail-hadoop-hdfs-issues-archive@hadoop.apache.org Received: (qmail 16395 invoked by uid 500); 5 Jan 2016 01:57:40 -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 16384 invoked by uid 99); 5 Jan 2016 01:57:40 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 05 Jan 2016 01:57:40 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id EBBC42C1F57 for ; Tue, 5 Jan 2016 01:57:39 +0000 (UTC) Date: Tue, 5 Jan 2016 01:57:39 +0000 (UTC) From: "Rui Li (JIRA)" To: hdfs-issues@hadoop.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HDFS-9603) Erasure Coding: Use ErasureCoder to encode/decode a block group 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-9603?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15082217#comment-15082217 ] Rui Li commented on HDFS-9603: ------------------------------ Hi Kai, I got one more question about {{ECBlock}}. I remember you said we're supposed to get {{ECChunk}}s from {{ECBlock}}. If that's right, shall we make {{ECBlock}} abstract and and API like {{getECChunks}}? > Erasure Coding: Use ErasureCoder to encode/decode a block group > --------------------------------------------------------------- > > Key: HDFS-9603 > URL: https://issues.apache.org/jira/browse/HDFS-9603 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: Rui Li > Assignee: Rui Li > Attachments: HDFS-9603.1.patch > > > According to design, {{ErasureCoder}} is responsible to encode/decode a block group. Currently however, we directly use {{RawErasureCoder}} to do the work, e.g. in {{DFSStripedOutputStream}}. This task attempts to encapsulate {{RawErasureCoder}} to comply with the design. -- This message was sent by Atlassian JIRA (v6.3.4#6332)