Return-Path: X-Original-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 3A0D81135C for ; Mon, 7 Jul 2014 23:33:28 +0000 (UTC) Received: (qmail 37274 invoked by uid 500); 7 Jul 2014 23:33:22 -0000 Delivered-To: apmail-hadoop-hdfs-user-archive@hadoop.apache.org Received: (qmail 37143 invoked by uid 500); 7 Jul 2014 23:33:22 -0000 Mailing-List: contact user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hadoop.apache.org Delivered-To: mailing list user@hadoop.apache.org Received: (qmail 37120 invoked by uid 99); 7 Jul 2014 23:33:21 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 07 Jul 2014 23:33:21 +0000 X-ASF-Spam-Status: No, hits=3.2 required=5.0 tests=FREEMAIL_REPLY,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of adaryl.wakefield@hotmail.com designates 65.55.34.76 as permitted sender) Received: from [65.55.34.76] (HELO COL004-OMC2S2.hotmail.com) (65.55.34.76) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 07 Jul 2014 23:33:18 +0000 Received: from COL126-DS11 ([65.55.34.72]) by COL004-OMC2S2.hotmail.com with Microsoft SMTPSVC(7.5.7601.22712); Mon, 7 Jul 2014 16:32:53 -0700 X-TMN: [IrC9SRVBBUVMWk0Es7vw97dJwmwU750O] X-Originating-Email: [adaryl.wakefield@hotmail.com] Message-ID: From: "Adaryl \"Bob\" Wakefield, MBA" To: References: <00a701cf9a3a$5f451fa0$1dcf5ee0$@gmail.com> In-Reply-To: <00a701cf9a3a$5f451fa0$1dcf5ee0$@gmail.com> Subject: Re: Huge text file for Hadoop Mapreduce Date: Mon, 7 Jul 2014 18:32:52 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0B61_01CF9A11.DCCDF380" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3555.308 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3555.308 X-OriginalArrivalTime: 07 Jul 2014 23:32:53.0277 (UTC) FILETIME=[C60184D0:01CF9A3B] X-Virus-Checked: Checked by ClamAV on apache.org This is a multi-part message in MIME format. ------=_NextPart_000_0B61_01CF9A11.DCCDF380 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable http://www.cs.cmu.edu/~./enron/ Not sure the uncompressed size but pretty sure it=E2=80=99s over a Gig. B. From: navaz=20 Sent: Monday, July 07, 2014 6:22 PM To: user@hadoop.apache.org=20 Subject: Huge text file for Hadoop Mapreduce Hi =20 I am running basic word count Mapreduce code. I have download a file = Gettysburg.txt which is of 1486bytes. I have 3 datanodes and = replication factor is set to 3. The data is copied into all 3 datanodes = but there is only one map task is running . All other nodes are ideal. I = think this is because I have only one block of data and single task is = running. I would like to download a bigger file say 1GB and want to test = the network shuffling performance. Could you please suggest me where can = I download the huge text file. ? =20 =20 Thanks & Regards =20 Abdul Navaz =20 ------=_NextPart_000_0B61_01CF9A11.DCCDF380 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable

Hi

 

I am running basic = word count=20 Mapreduce code.  I have download a file Gettysburg.txt which is of=20 1486bytes.  I have 3 datanodes and replication factor is set to 3. = The data=20 is copied into all 3 datanodes but there is only one map task is running = . All=20 other nodes are ideal. I think this is because I have only one block of = data and=20 single task is running. I would like to download a bigger file say 1GB = and want=20 to test the network shuffling performance. Could you please suggest me = where can=20 I download the huge text file. ?

 

 

Thanks &=20 Regards

 

Abdul=20 Navaz

 

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