Return-Path: X-Original-To: apmail-hadoop-hdfs-dev-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-dev-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id EB496D3A0 for ; Mon, 10 Sep 2012 23:30:26 +0000 (UTC) Received: (qmail 50297 invoked by uid 500); 10 Sep 2012 23:30:26 -0000 Delivered-To: apmail-hadoop-hdfs-dev-archive@hadoop.apache.org Received: (qmail 50208 invoked by uid 500); 10 Sep 2012 23:30:26 -0000 Mailing-List: contact hdfs-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-dev@hadoop.apache.org Delivered-To: mailing list hdfs-dev@hadoop.apache.org Received: (qmail 50200 invoked by uid 99); 10 Sep 2012 23:30:26 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 10 Sep 2012 23:30:26 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of sujee@sujee.net designates 209.85.215.48 as permitted sender) Received: from [209.85.215.48] (HELO mail-lpp01m010-f48.google.com) (209.85.215.48) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 10 Sep 2012 23:30:20 +0000 Received: by lagr15 with SMTP id r15so1822541lag.35 for ; Mon, 10 Sep 2012 16:29:59 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:from:date:message-id:subject:to:content-type :x-gm-message-state; bh=ES+5I88XdK1B2it4VtAw4HdZBITX4Lt9risNdx75+ug=; b=CoHNu2yowPaXAm8n4IXitDIUpaxlcKVG1pBs3ovCtzGMfnEwXYPChF3yKrwj/7RAq9 VZXJo8+I6LR9GNP+UXwgY/benij2hSqXEBCinvZZD3IjFaGBogFNpm1lz+TvwhJ3SP2L GDPtaFVRhavhB7QdmtwlGpg4KalfFxtR46/pQ9rNYeTiJtgMqnk7GW8z2LTRgE6FVGHl uM1gKyjNFqtzrjALD4FZFx8GDbi697hYH/XnchgTi8U6vhgxOT/IAZVige9AfpwQVcD3 Y1JvAC7klkwp8Une8Ker7nzD7H2QL0GqV9wobvRNKSIps5G2/+KWuM9oUSEn9MI2Gmj8 gdJg== Received: by 10.152.147.130 with SMTP id tk2mr13861988lab.4.1347319799280; Mon, 10 Sep 2012 16:29:59 -0700 (PDT) MIME-Version: 1.0 Received: by 10.114.0.205 with HTTP; Mon, 10 Sep 2012 16:29:39 -0700 (PDT) From: Sujee Maniyam Date: Mon, 10 Sep 2012 16:29:39 -0700 Message-ID: Subject: data center aware hadoop? To: hdfs-dev Content-Type: text/plain; charset=ISO-8859-1 X-Gm-Message-State: ALoCoQmtIcemxahvpabJgWmF7ZEPLWdVFQeBUWZFH3phnck1pPhWaOVjj5BVdZ55RWEifkOP/5Xl X-Virus-Checked: Checked by ClamAV on apache.org HI devs now that hfds HA is is a reality, how about HDFS spanning multiple data centers? Are there any discussions / work going on in this area? It could be a single cluster spanning multiple data centers or having a 'standby cluster' in another data center. curious, and thanks for your time! regards Sujee Maniyam http://sujee.net