From commits-return-7440-apmail-helix-commits-archive=helix.apache.org@helix.apache.org Tue Jun 26 23:09:03 2018 Return-Path: X-Original-To: apmail-helix-commits-archive@minotaur.apache.org Delivered-To: apmail-helix-commits-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 3D361182AC for ; Tue, 26 Jun 2018 23:09:03 +0000 (UTC) Received: (qmail 12913 invoked by uid 500); 26 Jun 2018 23:09:03 -0000 Delivered-To: apmail-helix-commits-archive@helix.apache.org Received: (qmail 12874 invoked by uid 500); 26 Jun 2018 23:09:03 -0000 Mailing-List: contact commits-help@helix.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@helix.apache.org Delivered-To: mailing list commits@helix.apache.org Received: (qmail 12865 invoked by uid 99); 26 Jun 2018 23:09:03 -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; Tue, 26 Jun 2018 23:09:03 +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 8F5D6CE3BE for ; Tue, 26 Jun 2018 23:09:02 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -109.5 X-Spam-Level: X-Spam-Status: No, score=-109.5 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, KAM_ASCII_DIVIDERS=0.8, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, URIBL_BLOCKED=0.001, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id DNucHXofNSk9 for ; Tue, 26 Jun 2018 23:09:01 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTP id 29D805F30B for ; Tue, 26 Jun 2018 23:09:01 +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 681BEE0160 for ; Tue, 26 Jun 2018 23:09:00 +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 2425123F8D for ; Tue, 26 Jun 2018 23:09:00 +0000 (UTC) Date: Tue, 26 Jun 2018 23:09:00 +0000 (UTC) From: "ASF GitHub Bot (JIRA)" To: commits@helix.incubator.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HELIX-706) ExternalViewGeneration should be executed asynchronously in Helix controller 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/HELIX-706?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16524313#comment-16524313 ] ASF GitHub Bot commented on HELIX-706: -------------------------------------- GitHub user zhan849 opened a pull request: https://github.com/apache/helix/pull/206 [HELIX-706] process tev and persist assignment asynchronously Added async worker in generic helix controller to process persist assignment stage and tev generation state asynchronously You can merge this pull request into a Git repository by running: $ git pull https://github.com/zhan849/helix harry/async-ev Alternatively you can review and apply these changes as the patch at: https://github.com/apache/helix/pull/206.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #206 ---- commit bb4ffd7e5663377427a5ad5988948659dd0db378 Author: Harry Zhang Date: 2018-06-26T23:05:50Z [HELIX-706] process tev and persist assignment asynchronously ---- > ExternalViewGeneration should be executed asynchronously in Helix controller > ---------------------------------------------------------------------------- > > Key: HELIX-706 > URL: https://issues.apache.org/jira/browse/HELIX-706 > Project: Apache Helix > Issue Type: Task > Reporter: Hao Zhang > Priority: Major > > EV generation should not block helix resource rebalance. According to our profiling results, external view generation takes ~ 1/5 of the pipeline latency. > The goal is to generate external view asynchronously, and hopefully we can have 20% improvement in rebalance pipeline -- This message was sent by Atlassian JIRA (v7.6.3#76005)