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 29A2F108A3 for ; Sun, 30 Jun 2013 07:46:31 +0000 (UTC) Received: (qmail 28559 invoked by uid 500); 30 Jun 2013 07:46:29 -0000 Delivered-To: apmail-hbase-dev-archive@hbase.apache.org Received: (qmail 28423 invoked by uid 500); 30 Jun 2013 07:46:19 -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 28410 invoked by uid 99); 30 Jun 2013 07:46:15 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 30 Jun 2013 07:46:15 +0000 X-ASF-Spam-Status: No, hits=3.2 required=5.0 tests=FORGED_YAHOO_RCVD,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: local policy) Received: from [77.238.189.198] (HELO nm8-vm1.bullet.mail.ird.yahoo.com) (77.238.189.198) by apache.org (qpsmtpd/0.29) with SMTP; Sun, 30 Jun 2013 07:46:09 +0000 Received: from [77.238.189.231] by nm8.bullet.mail.ird.yahoo.com with NNFMP; 30 Jun 2013 07:45:47 -0000 Received: from [46.228.39.96] by tm12.bullet.mail.ird.yahoo.com with NNFMP; 30 Jun 2013 07:45:47 -0000 Received: from [127.0.0.1] by smtp133.mail.ir2.yahoo.com with NNFMP; 30 Jun 2013 07:45:47 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1372578347; bh=yhHxl40rF4JkAz9xMSK11/cXog/7TxAKK6SFS9OK+gY=; h=X-Yahoo-Newman-Id:X-Yahoo-Newman-Property:X-YMail-OSG:X-Yahoo-SMTP:X-Rocket-Received:Date:Subject:Message-ID:From:To:Cc:MIME-Version:Content-Type; b=EZ2vMYiytUuhb8I7YiBVyqCLnftB2MXoiMItT6FXX/P5yTjgPPSs8mWIL0FBzLxt3Z3lz4MTrLPsIeJQi/pDNpeXglaudNxrRCupjiPyGQ5pALbgOZu0M38VsjjnSixeXSLfWia+5m2AN4gnHq8pcveqF2GPFm8yWiBdrmOqics= X-Yahoo-Newman-Id: 441157.38497.bm@smtp133.mail.ir2.yahoo.com X-Yahoo-Newman-Property: ymail-3 X-YMail-OSG: ymIX73AVM1lFwdYIgvrTOqv2UJtKSzMZsOgP_J18f8UyQtw tLCWrsfw7uSFsCEOX0cl0oCjw25s7XUkAJM4pjeycUcI.ZQ9q8gMMvLKF9VW VDI2nm5VzSTkGYe_tjqx_HF6C4Hi9nSKXWJZMhF.IxgYbeW86Aqp8LM9FmVq PqkFrtfIfo3rWGlynHZcPP1P_LlP9OkIPEkAimuqMVrGB_H3nDESsYYf_gOh 7_qh71_0xuqqhyVcMoIKnHy8htVcFFGDJtnRB6m5QCqfygYDb4CaSdyrTpt. ZyAN399ji3osQWwQQW6FXYCHiThguRBgzgQ0PTh8blHTsnQ9rf2GT1ntq7hI g1nFgr5ZTi2pM2JABdS6P01pzhDG_j5pyOF2TDmKHGHuAZcerd9FCYyMnMsp FdW_idAiNbl5VhBfNmSKSwl9CddHkYNrpaloER6Sak3_jn19aawAfaiMITXD cjh5xN67QwXEV5FV1PcI5OaQ7DYjL.Q5ydDA5LWtycGA_SO_IstkayTuXFOz NrbesqhGWfy6tcoRzPmwruFcRhAc- X-Yahoo-SMTP: YmezqLWswBDx0ai534H100MJuqGzDQ-- X-Rocket-Received: from [192.168.2.100] (lhofhansl@93.213.30.200 with ) by smtp133.mail.ir2.yahoo.com with SMTP; 30 Jun 2013 07:45:47 +0000 UTC Date: Sun, 30 Jun 2013 09:45:41 +0200 Subject: Re: Poor HBase random read performance Message-ID: From: Lars Hofhansl To: Varun Sharma Cc: dev@hbase.apache.org, larsh@apache.org MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="--_com.android.email_1149617345925020" X-Virus-Checked: Checked by ClamAV on apache.org ----_com.android.email_1149617345925020 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: base64 Q29vbC4gVGhhdCBtaW5nbGVzIHdlbGwgd2l0aCB0aGUgdGhlb3J5LgpJZiBlYWNoIHJlYWQgb2Yg 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