Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 33743 invoked from network); 12 Feb 2011 18:48:05 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 12 Feb 2011 18:48:05 -0000 Received: (qmail 67104 invoked by uid 500); 12 Feb 2011 18:48:02 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 67055 invoked by uid 500); 12 Feb 2011 18:48:02 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 67047 invoked by uid 500); 12 Feb 2011 18:48:01 -0000 Delivered-To: apmail-incubator-cassandra-user@incubator.apache.org Received: (qmail 67044 invoked by uid 99); 12 Feb 2011 18:48:01 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 12 Feb 2011 18:48:01 +0000 X-ASF-Spam-Status: No, hits=2.0 required=5.0 tests=FREEMAIL_FROM,SPF_NEUTRAL,T_TO_NO_BRKTS_FREEMAIL,URI_HEX X-Spam-Check-By: apache.org Received-SPF: neutral (athena.apache.org: 216.139.236.26 is neither permitted nor denied by domain of mohitanchlia@gmail.com) Received: from [216.139.236.26] (HELO sam.nabble.com) (216.139.236.26) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 12 Feb 2011 18:47:56 +0000 Received: from jim.nabble.com ([192.168.236.80]) by sam.nabble.com with esmtp (Exim 4.69) (envelope-from ) id 1PoKVL-00057B-NA for cassandra-user@incubator.apache.org; Sat, 12 Feb 2011 10:47:35 -0800 Date: Sat, 12 Feb 2011 10:47:35 -0800 (PST) From: mcasandra To: cassandra-user@incubator.apache.org Message-ID: <1297536455710-6019297.post@n2.nabble.com> In-Reply-To: <910457579808534940@unknownmsgid> References: <1297495441759-6018234.post@n2.nabble.com> <910457579808534940@unknownmsgid> Subject: Re: Indexes and hard disk MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Javier Canillas wrote: > > > On the other hand, if your application will use heavily cassandra i > recommend making a calcularon of the data volumen that will handle and > using a partition that is actually 3 to 5 times bigger. Doing so you > will be able to play around with compactation strategy to avoid > latency when your application is under heavy load. > > Can you please explain with an example? I just started reading about Cassandra, all I know is that Cassandra partitions based on the hash space and divides equally among all the nodes. The tokens (keys) are then distributed equally accross N replica nodes. -- View this message in context: http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/Indexes-and-hard-disk-tp6018234p6019297.html Sent from the cassandra-user@incubator.apache.org mailing list archive at Nabble.com.