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 204F5200B62 for ; Fri, 29 Jul 2016 02:17:22 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 1F302160AAA; Fri, 29 Jul 2016 00:17:22 +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 95F39160AA9 for ; Fri, 29 Jul 2016 02:17:21 +0200 (CEST) Received: (qmail 340 invoked by uid 500); 29 Jul 2016 00:17:20 -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 281 invoked by uid 99); 29 Jul 2016 00:17:20 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 29 Jul 2016 00:17:20 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id 9BD4F2C0D5D for ; Fri, 29 Jul 2016 00:17:20 +0000 (UTC) Date: Fri, 29 Jul 2016 00:17:20 +0000 (UTC) From: "Hudson (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (HBASE-16296) Reverse scan performance degrades when scanner cache size matches page filter size MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Fri, 29 Jul 2016 00:17:22 -0000 [ https://issues.apache.org/jira/browse/HBASE-16296?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15398485#comment-15398485 ] Hudson commented on HBASE-16296: -------------------------------- SUCCESS: Integrated in Phoenix-master #1346 (See [https://builds.apache.org/job/Phoenix-master/1346/]) PHOENIX-3121 Mention dependency on HBASE-16296 (samarth: rev cb21c8175534fc15f0d3934e7dd24754475c0735) * phoenix-core/src/main/java/org/apache/phoenix/execute/BaseQueryPlan.java > Reverse scan performance degrades when scanner cache size matches page filter size > ---------------------------------------------------------------------------------- > > Key: HBASE-16296 > URL: https://issues.apache.org/jira/browse/HBASE-16296 > Project: HBase > Issue Type: Bug > Reporter: James Taylor > Attachments: generatedata-snippet.java, repro-snippet.java > > > When a reverse scan is done, the server seems to not know it's done when the scanner cache size matches the number of rows in a PageFilter. See PHOENIX-3121 for how this manifests itself. We have a standalone, pure HBase API reproducer too that I'll attach (courtesy of [~churromorales] and [~mujtabachohan]). -- This message was sent by Atlassian JIRA (v6.3.4#6332)