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 D81DB200C62 for ; Wed, 26 Apr 2017 12:34:18 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id D69BC160BB4; Wed, 26 Apr 2017 10:34:18 +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 279A0160BA8 for ; Wed, 26 Apr 2017 12:34:18 +0200 (CEST) Received: (qmail 66972 invoked by uid 500); 26 Apr 2017 10:34:08 -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 66886 invoked by uid 99); 26 Apr 2017 10:34:08 -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; Wed, 26 Apr 2017 10:34:08 +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 4D6DCCA6DC for ; Wed, 26 Apr 2017 10:34:08 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -100.002 X-Spam-Level: X-Spam-Status: No, score=-100.002 tagged_above=-999 required=6.31 tests=[RP_MATCHES_RCVD=-0.001, SPF_PASS=-0.001, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id zl3lmt6imZOZ for ; Wed, 26 Apr 2017 10:34:07 +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 EC40D5FCC9 for ; Wed, 26 Apr 2017 10:34:05 +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 531CAE0D95 for ; Wed, 26 Apr 2017 10:34:05 +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 83D8021DF4 for ; Wed, 26 Apr 2017 10:34:04 +0000 (UTC) Date: Wed, 26 Apr 2017 10:34:04 +0000 (UTC) From: "Duo Zhang (JIRA)" To: issues@hbase.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (HBASE-17917) Use pread by default for all user scan MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 26 Apr 2017 10:34:19 -0000 [ https://issues.apache.org/jira/browse/HBASE-17917?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Duo Zhang updated HBASE-17917: ------------------------------ Attachment: HBASE-17917-v2.patch Fix TestBlocksScanned. Set the readType to PREAD to avoid the extra cache hit when reopening store file scanner. > Use pread by default for all user scan > -------------------------------------- > > Key: HBASE-17917 > URL: https://issues.apache.org/jira/browse/HBASE-17917 > Project: HBase > Issue Type: Sub-task > Components: scan > Affects Versions: 2.0.0 > Reporter: Duo Zhang > Assignee: Duo Zhang > Fix For: 2.0.0 > > Attachments: HBASE-17917.patch, HBASE-17917-v1.patch, HBASE-17917-v2.patch > > > As said in the parent issue. We need some benchmark here first. -- This message was sent by Atlassian JIRA (v6.3.15#6346)