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 08109200C08 for ; Thu, 26 Jan 2017 08:22:39 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id 0697E160B4C; Thu, 26 Jan 2017 07:22:39 +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 514F0160B40 for ; Thu, 26 Jan 2017 08:22:38 +0100 (CET) Received: (qmail 40395 invoked by uid 500); 26 Jan 2017 07:22:33 -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 40254 invoked by uid 99); 26 Jan 2017 07:22:33 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 26 Jan 2017 07:22:33 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id 93CDD18C85C for ; Thu, 26 Jan 2017 07:22:32 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -1.199 X-Spam-Level: X-Spam-Status: No, score=-1.199 tagged_above=-999 required=6.31 tests=[KAM_ASCII_DIVIDERS=0.8, KAM_LAZY_DOMAIN_SECURITY=1, RP_MATCHES_RCVD=-2.999] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd3-us-west.apache.org [10.40.0.10]) (amavisd-new, port 10024) with ESMTP id NqzrRT5qhC4T for ; Thu, 26 Jan 2017 07:22:31 +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 72D0E5FC4A for ; Thu, 26 Jan 2017 07:22:31 +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 834C8E03A4 for ; Thu, 26 Jan 2017 07:22:25 +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 5F4462528C for ; Thu, 26 Jan 2017 07:22:24 +0000 (UTC) Date: Thu, 26 Jan 2017 07:22:24 +0000 (UTC) From: "Hudson (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-17515) Reduce memory footprint of RegionLoads kept by StochasticLoadBalancer MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Thu, 26 Jan 2017 07:22:39 -0000 [ https://issues.apache.org/jira/browse/HBASE-17515?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15839359#comment-15839359 ] Hudson commented on HBASE-17515: -------------------------------- SUCCESS: Integrated in Jenkins build HBase-Trunk_matrix #2387 (See [https://builds.apache.org/job/HBase-Trunk_matrix/2387/]) HBASE-17515 Reduce memory footprint of RegionLoads kept by (tedyu: rev a8bb27b2e0dac5b3645a8592d357b5918eb3ec2e) * (edit) hbase-server/src/test/java/org/apache/hadoop/hbase/master/balancer/TestStochasticLoadBalancer.java * (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/master/balancer/BaseLoadBalancer.java * (add) hbase-server/src/main/java/org/apache/hadoop/hbase/master/balancer/BalancerRegionLoad.java * (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/master/balancer/StochasticLoadBalancer.java > Reduce memory footprint of RegionLoads kept by StochasticLoadBalancer > --------------------------------------------------------------------- > > Key: HBASE-17515 > URL: https://issues.apache.org/jira/browse/HBASE-17515 > Project: HBase > Issue Type: Improvement > Reporter: Ted Yu > Assignee: Tim Brown > Fix For: 2.0.0, 1.4.0 > > Attachments: 17515.branch-1.v2.txt, 17515.v1.txt, 17515.v2.txt > > > Currently StochasticLoadBalancer uses the following fields of RegionLoad : > {code} > return rl.getReadRequestsCount(); > return rl.getWriteRequestsCount(); > return rl.getMemStoreSizeMB(); > return rl.getStorefileSizeMB(); > {code} > However, RegionLoad refers to ClusterStatusProtos.RegionLoad which has 18 fields. > This means we keep hbase.master.balancer.stochastic.numRegionLoadsToRemember (default value 15) RegionLoad's in memory but only use a small portion of them. > This JIRA is to consider creating POJO which wraps the above 4 fields so that the memory footprint can be lowered. -- This message was sent by Atlassian JIRA (v6.3.4#6332)