Return-Path: Delivered-To: apmail-cassandra-commits-archive@www.apache.org Received: (qmail 19513 invoked from network); 13 Jun 2010 20:11:37 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 13 Jun 2010 20:11:37 -0000 Received: (qmail 43362 invoked by uid 500); 13 Jun 2010 20:11:37 -0000 Delivered-To: apmail-cassandra-commits-archive@cassandra.apache.org Received: (qmail 43135 invoked by uid 500); 13 Jun 2010 20:11:36 -0000 Mailing-List: contact commits-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@cassandra.apache.org Delivered-To: mailing list commits@cassandra.apache.org Received: (qmail 43127 invoked by uid 500); 13 Jun 2010 20:11:35 -0000 Delivered-To: apmail-incubator-cassandra-commits@incubator.apache.org Received: (qmail 43124 invoked by uid 99); 13 Jun 2010 20:11:35 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 13 Jun 2010 20:11:35 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.130] (HELO eos.apache.org) (140.211.11.130) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 13 Jun 2010 20:11:33 +0000 Received: from eos.apache.org (localhost [127.0.0.1]) by eos.apache.org (Postfix) with ESMTP id 3BE1816E2D; Sun, 13 Jun 2010 20:11:12 +0000 (GMT) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable From: Apache Wiki To: Apache Wiki Date: Sun, 13 Jun 2010 20:11:12 -0000 Message-ID: <20100613201112.27182.93317@eos.apache.org> Subject: =?utf-8?q?=5BCassandra_Wiki=5D_Update_of_=22PerformanceTuning=22_by_FlipK?= =?utf-8?q?romer?= X-Virus-Checked: Checked by ClamAV on apache.org Dear Wiki user, You have subscribed to a wiki page or wiki category on "Cassandra Wiki" for= change notification. The "PerformanceTuning" page has been changed by FlipKromer. The comment on this change is: Links to some basic info. http://wiki.apache.org/cassandra/PerformanceTuning?action=3Ddiff&rev1=3D1&r= ev2=3D2 -------------------------------------------------- todo: describe how top, iostat -x, and JMX stats can help you see what is= making things slow = + For starters, see "[[http://spyced.blogspot.com/2010/01/linux-performance= -basics.html|Linux Performance Basics for Cassandra]]". + = + Also review the page on [[MemtableThresholds|Memtable Thresholds]]. +=20