Return-Path: X-Original-To: apmail-cassandra-user-archive@www.apache.org Delivered-To: apmail-cassandra-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 50C7D87F0 for ; Wed, 24 Aug 2011 14:48:15 +0000 (UTC) Received: (qmail 54971 invoked by uid 500); 24 Aug 2011 14:48:12 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 54893 invoked by uid 500); 24 Aug 2011 14:48:12 -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 54885 invoked by uid 99); 24 Aug 2011 14:48:11 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 24 Aug 2011 14:48:11 +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 209.85.215.170 as permitted sender) Received: from [209.85.215.170] (HELO mail-ey0-f170.google.com) (209.85.215.170) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 24 Aug 2011 14:48:07 +0000 Received: by eyd10 with SMTP id 10so813305eyd.1 for ; Wed, 24 Aug 2011 07:47:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type:content-transfer-encoding; bh=of1wmdqEz1cMbk2Gd5G3kUer6EoxGgRaB3geHR2ufD0=; b=K/Xa96wPa7s3hsDfKVUW0x9mdzfEY616rrbNDaPvsjXlDz05AC+xoYCKf39/DbnrN5 lV8/DYl4k9j/jizvuI+6AMwCR+LTFhndBlwOt4eKGeaOipQ12MOBP+YN/CdSXE9jw8Ny tf5fQeu+A7Occ7RPvoSe3Dd6Tw3tM7Csq5a4I= Received: by 10.213.113.14 with SMTP id y14mr1741349ebp.147.1314197265209; Wed, 24 Aug 2011 07:47:45 -0700 (PDT) MIME-Version: 1.0 Received: by 10.213.10.18 with HTTP; Wed, 24 Aug 2011 07:47:25 -0700 (PDT) In-Reply-To: References: From: Jonathan Ellis Date: Wed, 24 Aug 2011 09:47:25 -0500 Message-ID: Subject: Re: checksumming To: user@cassandra.apache.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable https://issues.apache.org/jira/browse/CASSANDRA-1717 added block level checksums. On Wed, Aug 24, 2011 at 4:28 AM, aaron morton wro= te: > At the file level see=A0https://issues.apache.org/jira/browse/CASSANDRA-6= 74 > At the higher level there is node tool > repair=A0http://wiki.apache.org/cassandra/AntiEntropy. > Cheers > ----------------- > Aaron Morton > Freelance Cassandra Developer > @aaronmorton > http://www.thelastpickle.com > On 24/08/2011, at 11:04 AM, Bill Hastings wrote: > > Are checksum errors detected in Cassandra and if so how are they resolved= ? > --=20 Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com