Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 1DC93200CA7 for ; Wed, 31 May 2017 03:36:09 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 1C5F8160BDC; Wed, 31 May 2017 01:36:09 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 6327A160BDD for ; Wed, 31 May 2017 03:36:08 +0200 (CEST) Received: (qmail 49587 invoked by uid 500); 31 May 2017 01:36:07 -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 49576 invoked by uid 99); 31 May 2017 01:36:07 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 31 May 2017 01:36:07 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id 29F34CCF09 for ; Wed, 31 May 2017 01:36:07 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -99.202 X-Spam-Level: X-Spam-Status: No, score=-99.202 tagged_above=-999 required=6.31 tests=[KAM_ASCII_DIVIDERS=0.8, RP_MATCHES_RCVD=-0.001, SPF_PASS=-0.001, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id Mb6MAxEYuUPV for ; Wed, 31 May 2017 01:36:06 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id E13195FDDC for ; Wed, 31 May 2017 01:36:05 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 57C81E0D99 for ; Wed, 31 May 2017 01:36:05 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 9AC6321DCB for ; Wed, 31 May 2017 01:36:04 +0000 (UTC) Date: Wed, 31 May 2017 01:36:04 +0000 (UTC) From: "Guanghao Zhang (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-15995) Separate replication WAL reading from shipping MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 31 May 2017 01:36:09 -0000 [ https://issues.apache.org/jira/browse/HBASE-15995?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16030482#comment-16030482 ] Guanghao Zhang commented on HBASE-15995: ---------------------------------------- [~vincentpoon] would you consider putting up a patch also for branch-1? [~tedyu] [~apurtell] This improvement seems not break any compatibility, so this should be merged into branch-1, too? Thanks. > Separate replication WAL reading from shipping > ---------------------------------------------- > > Key: HBASE-15995 > URL: https://issues.apache.org/jira/browse/HBASE-15995 > Project: HBase > Issue Type: Sub-task > Components: Replication > Affects Versions: 2.0.0 > Reporter: Vincent Poon > Assignee: Vincent Poon > Fix For: 2.0.0 > > Attachments: HBASE-15995.master.v1.patch, HBASE-15995.master.v2.patch, HBASE-15995.master.v3.patch, HBASE-15995.master.v4.patch, HBASE-15995.master.v6.patch, HBASE-15995.master.v7.patch, replicationV1_100ms_delay.png, replicationV2_100ms_delay.png > > > Currently ReplicationSource reads edits from the WAL and ships them in the same thread. > By breaking out the reading from the shipping, we can introduce greater parallelism and lay the foundation for further refactoring to a pipelined, streaming model. -- This message was sent by Atlassian JIRA (v6.3.15#6346)