Return-Path: Delivered-To: apmail-hadoop-general-archive@minotaur.apache.org Received: (qmail 44991 invoked from network); 26 Jan 2011 11:24:42 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 26 Jan 2011 11:24:42 -0000 Received: (qmail 27294 invoked by uid 500); 26 Jan 2011 11:24:40 -0000 Delivered-To: apmail-hadoop-general-archive@hadoop.apache.org Received: (qmail 26940 invoked by uid 500); 26 Jan 2011 11:24:37 -0000 Mailing-List: contact general-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: general@hadoop.apache.org Delivered-To: mailing list general@hadoop.apache.org Received: (qmail 26932 invoked by uid 99); 26 Jan 2011 11:24:36 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 26 Jan 2011 11:24:36 +0000 X-ASF-Spam-Status: No, hits=1.5 required=10.0 tests=FREEMAIL_FROM,HTML_MESSAGE,NORMAL_HTTP_TO_IP,RCVD_IN_DNSWL_LOW,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL,WEIRD_PORT X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of binhara@gmail.com designates 74.125.82.48 as permitted sender) Received: from [74.125.82.48] (HELO mail-ww0-f48.google.com) (74.125.82.48) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 26 Jan 2011 11:24:31 +0000 Received: by wwd20 with SMTP id 20so794063wwd.29 for ; Wed, 26 Jan 2011 03:24:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:date:message-id:subject:from:to :content-type; bh=7mGG/tmlElPU2xhxDl/gTRf2UMu16j4OBbreLNSRVok=; b=CEZcTviCUoYY4/lm1ZF0lpyNTqoM4tOodwxJSe2epp1glGRD9DYYk3PcgriJiJh8+n 0vK2TAuPHEIrXCBu0XokKcPE3dH4HFFl46iweFv4RMQV5y8tCWcrH3yH1O3CbtrtViyV uMynARPRre/975DossO+U4rqoU6fYDykoxVmU= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=mPtFNFuwZR/bbK8nen0nAp/8UcU2QtB5JMueqlM2XlxSVZj9wIeuxiOiijSnnuINQp PVGSyFOix1ARMeWm5HpiVLKr/YeR9aaoqhKqdNeKKCVUnkE6ChO5yI33pBP+tZbQpPqI WYIU/6zvDqSR5E8rZnCjPNqCjelZ2nCJ3AboA= MIME-Version: 1.0 Received: by 10.216.59.193 with SMTP id s43mr4925008wec.42.1296041050031; Wed, 26 Jan 2011 03:24:10 -0800 (PST) Received: by 10.216.17.146 with HTTP; Wed, 26 Jan 2011 03:24:10 -0800 (PST) Date: Wed, 26 Jan 2011 09:24:10 -0200 Message-ID: Subject: Hadoop datanote question From: Alessandro Binhara To: general@hadoop.apache.org Content-Type: multipart/alternative; boundary=000e0ce0d74066c86b049abe12a7 --000e0ce0d74066c86b049abe12a7 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Hello.. I'm confused about the architecture of HDFS I have a client java write a files on a master node. It=B4s work perfect!.. well i see a HDFS architecture http://hadoop.apache.org/common/docs/r0.20.0/images/hdfsarchitecture.gif some client access a data note.. i try use my java client write direct on slave node. I change IP on client configuration: Configuration conf =3D new Configuration(); conf.set("fs.default.name","hdfs://192.168.254.25:54310/"); //slave ip I got this error. . 26/01/2011 09:19:52 org.apache.hadoop.ipc.Client$Connection handleConnectionFailure It dont work .. In architecture picture show me that all datanode can conectable. That=B4s correct ? How it work ? I can only conect to write on HDFS on master node ?? thank s --000e0ce0d74066c86b049abe12a7--