Return-Path: Delivered-To: apmail-hadoop-core-user-archive@www.apache.org Received: (qmail 28028 invoked from network); 19 Sep 2008 17:55:11 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 19 Sep 2008 17:55:11 -0000 Received: (qmail 10191 invoked by uid 500); 19 Sep 2008 17:55:03 -0000 Delivered-To: apmail-hadoop-core-user-archive@hadoop.apache.org Received: (qmail 10151 invoked by uid 500); 19 Sep 2008 17:55:03 -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 10136 invoked by uid 99); 19 Sep 2008 17:55:03 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 19 Sep 2008 10:55:03 -0700 X-ASF-Spam-Status: No, hits=-0.0 required=10.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of jamesthepiper@gmail.com designates 209.85.198.229 as permitted sender) Received: from [209.85.198.229] (HELO rv-out-0506.google.com) (209.85.198.229) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 19 Sep 2008 17:54:03 +0000 Received: by rv-out-0506.google.com with SMTP id k40so486414rvb.29 for ; Fri, 19 Sep 2008 10:54:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=wOU9KkJr95l05zIrZnkzZq6hMRaiz0SKLPQtBGMtoo4=; b=k8MYyV7iNmTdkacvPtYBA6xJm7KMe1/h0MrRJ+EWOGwug/jS+leqd7tAAfOl4wsDXO pKEo1OPtDt2pzy7HcOmx9f/oqlyRQACikVk6QUWLqP+F0mpFDwcvGUVdcwyXLlLXP9WB mS49Diu1U/6fpCLZdJxnf4e8gV8zngZNc0Ki4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=heH9NKsXshcefH9sT2krw/SWl2liIvgcSBeFxJpRE3WNNRwuhgxYHdE0oHRxBMINZq j7D14LkY9oHOuUG7Yo3uv68Qk7rgZ5AjXjL2ZjHn4fAebGOf7UIji9P5+UGd3eQl2gYj qlsRxDFa7CpLIFfWTt+XSIY6Sxhyk+XRpm0c0= Received: by 10.141.179.5 with SMTP id g5mr216000rvp.237.1221846866731; Fri, 19 Sep 2008 10:54:26 -0700 (PDT) Received: by 10.140.164.2 with HTTP; Fri, 19 Sep 2008 10:54:26 -0700 (PDT) Message-ID: <7cfed280809191054p158d08berd79076718c4e0289@mail.gmail.com> Date: Fri, 19 Sep 2008 10:54:26 -0700 From: "James Moore" To: core-user@hadoop.apache.org Subject: Re: Serving contents of large MapFiles/SequenceFiles from memory across many machines In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: X-Virus-Checked: Checked by ClamAV on apache.org On Wed, Sep 17, 2008 at 10:05 PM, Chris Dyer wrote: > I'm looking for a lightweight way to serve data stored as key-value > pairs in a series of MapFiles or SequenceFiles. Might be worth taking a look at CouchDB as well. Haven't used it myself, so can't comment on how it might work for what you're describing. -- James Moore | james@restphone.com Ruby and Ruby on Rails consulting blog.restphone.com