Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 7628 invoked from network); 7 Jul 2010 14:14:26 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 7 Jul 2010 14:14:26 -0000 Received: (qmail 92276 invoked by uid 500); 7 Jul 2010 14:14:25 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 92166 invoked by uid 500); 7 Jul 2010 14:14:24 -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 92152 invoked by uid 99); 7 Jul 2010 14:14:23 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 07 Jul 2010 14:14:23 +0000 X-ASF-Spam-Status: No, hits=0.0 required=10.0 tests=FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of jbellis@gmail.com designates 209.85.160.44 as permitted sender) Received: from [209.85.160.44] (HELO mail-pw0-f44.google.com) (209.85.160.44) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 07 Jul 2010 14:14:16 +0000 Received: by pwj1 with SMTP id 1so2031834pwj.31 for ; Wed, 07 Jul 2010 07:13:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:mime-version:received:in-reply-to :references:from:date:message-id:subject:to:content-type; bh=zn2X4kEl1/bKzNI9BMIx3efmCJ0kc2BJQnZOkP+ldQM=; b=Mm1Ir96j1knE0AAoilRGKjJOjyeEJuUGdJXH+8JRCPSkQxy0fiO7GiYxK5fC58jajF /Nj6osL3ahBGtV2vakMIGKF4QJWD4anWpdZoThwjkJYrsWUXAzC4I0j6SWu+hOvY2Zu8 yXg05MF+KVplUdz4mQkNmFqnhxLz/h5LmIRqI= 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 :content-type; b=ZoeA+vRxG8cJegYGwt3wE3i5rbMmMt72ivYtxq7OOfMng9vVTTlUSrYVPR5WcDeGAy zX+p/TcExkuK1lplssnlAnmpQ23TRjekUnFmcaYAm2yC/i1E2aOGxin7HSS1+NiPOKfX NmlwiMWHj/YbxK6Lb9zjceWAKn/6GLExJ4Jfo= Received: by 10.142.180.20 with SMTP id c20mr1354490wff.159.1278512034258; Wed, 07 Jul 2010 07:13:54 -0700 (PDT) MIME-Version: 1.0 Received: by 10.143.28.5 with HTTP; Wed, 7 Jul 2010 07:13:34 -0700 (PDT) In-Reply-To: References: From: Jonathan Ellis Date: Wed, 7 Jul 2010 09:13:34 -0500 Message-ID: Subject: Re: Why so many commitlogs ? To: user@cassandra.apache.org Content-Type: text/plain; charset=ISO-8859-1 X-Virus-Checked: Checked by ClamAV on apache.org commitlogs can be removed after _all_ the CFs they have data for have been flushed. On Wed, Jul 7, 2010 at 5:21 AM, Anty wrote: > Hi:all > In my little cluter ,after i insert many many records into cassandra, there > are hundreds of commit log files in commitlog log directory. > is it normal ? > I read the source code of commitlog , there shouldn't be so many commitlog > log files . > any clue will be appreciate. > > -- > Best Regards > Anty Rao > -- Jonathan Ellis Project Chair, Apache Cassandra co-founder of Riptano, the source for professional Cassandra support http://riptano.com