Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 67577 invoked from network); 15 Mar 2011 21:27:35 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 15 Mar 2011 21:27:35 -0000 Received: (qmail 61452 invoked by uid 500); 15 Mar 2011 21:27:33 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 61431 invoked by uid 500); 15 Mar 2011 21:27:33 -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 61423 invoked by uid 99); 15 Mar 2011 21:27:33 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 15 Mar 2011 21:27:33 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of jbellis@gmail.com designates 209.85.212.44 as permitted sender) Received: from [209.85.212.44] (HELO mail-vw0-f44.google.com) (209.85.212.44) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 15 Mar 2011 21:27:29 +0000 Received: by vws12 with SMTP id 12so1187737vws.31 for ; Tue, 15 Mar 2011 14:27:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-type:content-transfer-encoding; bh=ibk3EgijzhPVjGmSERWK3rmJjPz+gPlZald8YpV0W7Q=; b=vj9llF+mGq2/yQmkdoNcAaB9yC9BuGVFQTye8q0HqfIkaUPgwl0jdxi+45kUuy/szD JWNt6Ku75rOTBitGfxpicEOoNjr7MdHxNWHEvIGrOhJKUPbLKdXcCg20U8QwsasPe3Li 4Q3HbgJUx/WPjp9Nq7+jKJFVVpTSaouCIYwDU= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type:content-transfer-encoding; b=cCXQvMkmUyyDA7h3dUp0H9MAi5m/rbhjBvnfQwFslMbH7GGriTYn51UUalbPsSQQdf RRZy0L5l43SwEqG0ht2IpswmvCFCOXmx8UvdMtCMAchSuD87szAUUeGmK3XPfHfvdIxe SUpOI/iWH1bzI+BUCns4UAc/3qMa91qnUBIrc= Received: by 10.52.90.116 with SMTP id bv20mr8422587vdb.108.1300224428103; Tue, 15 Mar 2011 14:27:08 -0700 (PDT) MIME-Version: 1.0 Received: by 10.52.158.132 with HTTP; Tue, 15 Mar 2011 14:26:48 -0700 (PDT) In-Reply-To: <7FB826E3-9F2C-46D4-979C-B2C72DCC0EDF@gmx.net> References: <7FB826E3-9F2C-46D4-979C-B2C72DCC0EDF@gmx.net> From: Jonathan Ellis Date: Tue, 15 Mar 2011 16:26:48 -0500 Message-ID: Subject: Re: nodetool repair on cluster To: user@cassandra.apache.org Cc: Daniel Doubleday Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable right, every 3rd node is adequate w/ RUS/SimpleStrategy since each node repairs all the ranges it has replicated to it. On Tue, Mar 15, 2011 at 12:58 PM, Daniel Doubleday wrote: > At least if you are using=A0RackUnawareStrategy > Cheers, > Daniel > On Mar 15, 2011, at 6:44 PM, Huy Le wrote: > > Hi, > > We have a cluster with 12 servers and use RF=3D3.=A0 When running nodetoo= l > repair, do we have to run it on all nodes on the cluster or can we run on > every 3rd node?=A0 Thanks! > > Huy > > -- > Huy Le > Spring Partners, Inc. > http://springpadit.com > > --=20 Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com