Return-Path: Delivered-To: apmail-hadoop-core-user-archive@www.apache.org Received: (qmail 54109 invoked from network); 23 Jan 2009 23:25:07 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 23 Jan 2009 23:25:07 -0000 Received: (qmail 70667 invoked by uid 500); 23 Jan 2009 23:25:01 -0000 Delivered-To: apmail-hadoop-core-user-archive@hadoop.apache.org Received: (qmail 70619 invoked by uid 500); 23 Jan 2009 23:25:01 -0000 Mailing-List: contact core-user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: core-user@hadoop.apache.org Delivered-To: mailing list core-user@hadoop.apache.org Received: (qmail 70608 invoked by uid 99); 23 Jan 2009 23:25:01 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 23 Jan 2009 15:25:01 -0800 X-ASF-Spam-Status: No, hits=4.0 required=10.0 tests=DNS_FROM_OPENWHOIS,FORGED_YAHOO_RCVD,SPF_HELO_PASS,SPF_PASS,WHOIS_MYPRIVREG X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of lists@nabble.com designates 216.139.236.158 as permitted sender) Received: from [216.139.236.158] (HELO kuber.nabble.com) (216.139.236.158) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 23 Jan 2009 23:24:52 +0000 Received: from isper.nabble.com ([192.168.236.156]) by kuber.nabble.com with esmtp (Exim 4.63) (envelope-from ) id 1LQVO3-0006FN-Qt for core-user@hadoop.apache.org; Fri, 23 Jan 2009 15:24:31 -0800 Message-ID: <21634677.post@talk.nabble.com> Date: Fri, 23 Jan 2009 15:24:31 -0800 (PST) From: tienduc_dinh To: core-user@hadoop.apache.org Subject: Where are the meta data on HDFS ? MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Nabble-From: tienduc_dinh@yahoo.com X-Virus-Checked: Checked by ClamAV on apache.org hi everyone, I got a question, maybe you can help me. - how can we get the meta data of a file on HDFS ? For example: If I have a file with e.g. 2 GB on HDFS, this file is split into many chunks and these chunks are distributed on many nodes. Is there any trick to know, which chunks belong to that file ? Any help will be appreciated, thanks lots. Tien Duc Dinh -- View this message in context: http://www.nabble.com/Where-are-the-meta-data-on-HDFS---tp21634677p21634677.html Sent from the Hadoop core-user mailing list archive at Nabble.com.