Return-Path: X-Original-To: apmail-hbase-dev-archive@www.apache.org Delivered-To: apmail-hbase-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 1028318F5F for ; Fri, 28 Aug 2015 22:27:47 +0000 (UTC) Received: (qmail 83336 invoked by uid 500); 28 Aug 2015 22:27:46 -0000 Delivered-To: apmail-hbase-dev-archive@hbase.apache.org Received: (qmail 83230 invoked by uid 500); 28 Aug 2015 22:27:46 -0000 Mailing-List: contact dev-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hbase.apache.org Delivered-To: mailing list dev@hbase.apache.org Received: (qmail 83207 invoked by uid 99); 28 Aug 2015 22:27:46 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 28 Aug 2015 22:27:46 +0000 Date: Fri, 28 Aug 2015 22:27:45 +0000 (UTC) From: "Lars Hofhansl (JIRA)" To: dev@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Resolved] (HBASE-14315) Save one call to KeyValueHeap.peek per row 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-14315?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Lars Hofhansl resolved HBASE-14315. ----------------------------------- Resolution: Fixed Committed to every branch on the planet. > Save one call to KeyValueHeap.peek per row > ------------------------------------------ > > Key: HBASE-14315 > URL: https://issues.apache.org/jira/browse/HBASE-14315 > Project: HBase > Issue Type: Bug > Reporter: Lars Hofhansl > Assignee: Lars Hofhansl > Fix For: 2.0.0, 1.1.2, 1.3.0, 0.98.15, 1.2.1, 1.0.3 > > Attachments: 14315-0.98.txt, 14315-master.txt > > > Another one of my micro optimizations. > In StoreScanner.next(...) we can actually save a call to KeyValueHeap.peek, which in my runs of scan heavy loads shows up at top. > Based on the run and data this can safe between 3 and 10% of runtime. -- This message was sent by Atlassian JIRA (v6.3.4#6332)