Return-Path: X-Original-To: apmail-hbase-user-archive@www.apache.org Delivered-To: apmail-hbase-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id BFD0F175E7 for ; Thu, 5 Feb 2015 16:54:49 +0000 (UTC) Received: (qmail 6707 invoked by uid 500); 5 Feb 2015 16:54:47 -0000 Delivered-To: apmail-hbase-user-archive@hbase.apache.org Received: (qmail 6643 invoked by uid 500); 5 Feb 2015 16:54:47 -0000 Mailing-List: contact user-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hbase.apache.org Delivered-To: mailing list user@hbase.apache.org Received: (qmail 6631 invoked by uid 99); 5 Feb 2015 16:54:46 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 05 Feb 2015 16:54:46 +0000 X-ASF-Spam-Status: No, hits=2.8 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS,URI_HEX X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of yuzhihong@gmail.com designates 209.85.160.170 as permitted sender) Received: from [209.85.160.170] (HELO mail-yk0-f170.google.com) (209.85.160.170) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 05 Feb 2015 16:54:42 +0000 Received: by mail-yk0-f170.google.com with SMTP id q9so3694383ykb.1 for ; Thu, 05 Feb 2015 08:54:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=B7NiXChEst5eJoPQMYPRivZzlbO2mYtQeubbBoa0kpc=; b=dkXbGRcd5PQyUWk7XcbVqsIIpj8t3kVA/T+kpTfdyBC8aPUuAEBgZ2WS9JYxEiemZa mUcwy73iyIA2u1qwXG8+UAoCgIWokdTzKXjuo1Sx8hPmLX1PK3w2M0fDvBpgCmGKMq7R diNfXxOY3PVzmLozYk3ghGM2m3wNq8qWvahSpvjce1i6s0YAC8xA6pHTN7n9hV5G8HdS Q27iqi3E0orMr/CGOJZCAv6CpI3RsMXLl0sZNeC6ScleGV+k6YD0A2B1YJLuTaeIkjIA 79D41gCM0aIhxYl6mWWlZEVtsfAWiaXrOw2iNpCTYBtNb8HxOrT+8OosmpwZuPJB5HTt f2Gw== MIME-Version: 1.0 X-Received: by 10.236.66.8 with SMTP id g8mr1886468yhd.188.1423155261754; Thu, 05 Feb 2015 08:54:21 -0800 (PST) Received: by 10.170.157.3 with HTTP; Thu, 5 Feb 2015 08:54:21 -0800 (PST) In-Reply-To: <1423124896579-4068115.post@n3.nabble.com> References: <1423124896579-4068115.post@n3.nabble.com> Date: Thu, 5 Feb 2015 08:54:21 -0800 Message-ID: Subject: Re: How to turn on bloom filters From: Ted Yu To: "user@hbase.apache.org" Content-Type: multipart/alternative; boundary=089e0139fdb0d654bf050e5a27f0 X-Virus-Checked: Checked by ClamAV on apache.org --089e0139fdb0d654bf050e5a27f0 Content-Type: text/plain; charset=UTF-8 Take a look at 86.4 under http://hbase.apache.org/book.html#perf.schema Cheers On Thu, Feb 5, 2015 at 12:28 AM, alokob wrote: > Hello , > > as per what I read about hbase I found that enabling bloom filters actually > improve random read performance. My question is do we need to enable bloom > filters explicitly or they are enabled by default. We are using Hbase 0.98. > Any input in this regard is appreciated , thanks. > > > > -- > View this message in context: > http://apache-hbase.679495.n3.nabble.com/How-to-turn-on-bloom-filters-tp4068115.html > Sent from the HBase User mailing list archive at Nabble.com. > --089e0139fdb0d654bf050e5a27f0--