Return-Path: X-Original-To: apmail-hbase-issues-archive@www.apache.org Delivered-To: apmail-hbase-issues-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 2A31D17C0A for ; Wed, 8 Apr 2015 20:51:13 +0000 (UTC) Received: (qmail 60720 invoked by uid 500); 8 Apr 2015 20:51:13 -0000 Delivered-To: apmail-hbase-issues-archive@hbase.apache.org Received: (qmail 60667 invoked by uid 500); 8 Apr 2015 20:51:12 -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 60655 invoked by uid 99); 8 Apr 2015 20:51:12 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 08 Apr 2015 20:51:12 +0000 Date: Wed, 8 Apr 2015 20:51:12 +0000 (UTC) From: "Elliott Clark (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-13412) Region split decisions should have jitter 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/HBASE-13412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14485999#comment-14485999 ] Elliott Clark commented on HBASE-13412: --------------------------------------- lgtm thanks. Sorry I didn't catch this the first time. > Region split decisions should have jitter > ----------------------------------------- > > Key: HBASE-13412 > URL: https://issues.apache.org/jira/browse/HBASE-13412 > Project: HBase > Issue Type: New Feature > Components: regionserver > Affects Versions: 1.0.0, 2.0.0 > Reporter: Elliott Clark > Assignee: Elliott Clark > Fix For: 2.0.0, 1.1.0 > > Attachments: HBASE-13412-v1.patch, HBASE-13412-v2.patch, HBASE-13412-v3.patch, HBASE-13412.patch, hbase-13412.addendum.patch > > > Whenever a region splits it causes lots of IO (compactions are queued for a while). Because of this it's important to make sure that well distributed tables don't have all of their regions split at exactly the same time. > This is basically the same as our compaction jitter. -- This message was sent by Atlassian JIRA (v6.3.4#6332)