Return-Path: Delivered-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Received: (qmail 47448 invoked from network); 25 Sep 2009 17:02:19 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 25 Sep 2009 17:02:19 -0000 Received: (qmail 34387 invoked by uid 500); 25 Sep 2009 17:02:19 -0000 Delivered-To: apmail-hadoop-hdfs-user-archive@hadoop.apache.org Received: (qmail 34351 invoked by uid 500); 25 Sep 2009 17:02:18 -0000 Mailing-List: contact hdfs-user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-user@hadoop.apache.org Delivered-To: mailing list hdfs-user@hadoop.apache.org Received: (qmail 34336 invoked by uid 99); 25 Sep 2009 17:02:18 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 25 Sep 2009 17:02:18 +0000 X-ASF-Spam-Status: No, hits=2.2 required=10.0 tests=HTML_MESSAGE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of geoffry.roberts@gmail.com designates 209.85.223.188 as permitted sender) Received: from [209.85.223.188] (HELO mail-iw0-f188.google.com) (209.85.223.188) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 25 Sep 2009 17:02:10 +0000 Received: by iwn26 with SMTP id 26so1757369iwn.5 for ; Fri, 25 Sep 2009 10:01:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:date:message-id:subject :from:to:content-type; bh=ctCiurR85za9bZ5X31LdFu4/0xL5hJ7Esbb5X1Ws3xw=; b=GfJtJd3v6fs/nBu+Iv0jc0MvaWA6MQf0stzx5w+LtYbhhKtnMTILsK0pXxy/smgoit St765UChynt9KjosAVMindFVYjxVCJVnFn/a5uJae+lygxALEK5VC6L+Se2Mj9Iw2TI/ neZ0mYue/eB3SGj+UnbEUbINmkWFePtm2YEMQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=jhItqMXRzEGneU3hgmubxeQR4Quhb0K6IvL+bZT3Oc5VTOhjv+zFICeHTWW0dKlGSl x6u0HunLUdFtC5qDPZfYiG38ubPc3DAo+436kUnHrPAlwJJ2Ur5E47PiGM0nDLywTv0Z 1HB4PhLe/JROLrPapinGQSvi35UDMYdukPUcA= MIME-Version: 1.0 Received: by 10.142.60.19 with SMTP id i19mr24395wfa.315.1253898109466; Fri, 25 Sep 2009 10:01:49 -0700 (PDT) Date: Fri, 25 Sep 2009 09:01:49 -0800 Message-ID: <9ec65d4c0909251001p793b5792lfa5859a3b390331c@mail.gmail.com> Subject: Moving HDFS Sweet Dream or Nightmare? From: Geoffry Roberts To: hdfs-user@hadoop.apache.org Content-Type: multipart/alternative; boundary=00504502ad106638a0047469e761 X-Virus-Checked: Checked by ClamAV on apache.org --00504502ad106638a0047469e761 Content-Type: text/plain; charset=ISO-8859-1 All, Can I simply copy an HDFS tree from one place on disk to another, modify the config files and end up good? I set up my HDFS in a less that the best place in my file system. I would like to move it. the lazy bum in me wants to just do a $ cp ... and not suffer. But I would hate to take a stab at this only to uncover some unforseen horror. --00504502ad106638a0047469e761 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable All,

Can I simply copy an HDFS tree from one place on disk to anothe= r, modify the config files and end up good?

I set up my HDFS in a le= ss that the best place in my file system.=A0 I would like to move it.=A0 th= e lazy bum in me wants to just do a $ cp ... and not suffer.=A0 But I would= hate to take a stab at this only to uncover some unforseen horror.
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