Return-Path: X-Original-To: apmail-hadoop-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-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 B93E9D8D7 for ; Wed, 15 Aug 2012 20:05:13 +0000 (UTC) Received: (qmail 27326 invoked by uid 500); 15 Aug 2012 20:05:08 -0000 Delivered-To: apmail-hadoop-user-archive@hadoop.apache.org Received: (qmail 27143 invoked by uid 500); 15 Aug 2012 20:05:07 -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 27136 invoked by uid 99); 15 Aug 2012 20:05:07 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 15 Aug 2012 20:05:07 +0000 X-ASF-Spam-Status: No, hits=1.8 required=5.0 tests=FREEMAIL_ENVFROM_END_DIGIT,FSL_RCVD_USER,HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of dhruv21@gmail.com designates 209.85.216.176 as permitted sender) Received: from [209.85.216.176] (HELO mail-qc0-f176.google.com) (209.85.216.176) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 15 Aug 2012 20:05:00 +0000 Received: by qcsc21 with SMTP id c21so1979610qcs.35 for ; Wed, 15 Aug 2012 13:04:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=NrzbXTZILAo8gbylJGkZ/Qtkw2tFzKWZYlJAvox4+64=; b=oY62rhHnxXDnMX5+HFTljGE36iOJ4A92l6SAm6ExDsrgnTTADLgUhL0wxPfmwfFl85 Q0SQtlX7qw2ac/HxT97Ompf7y7Rm1xSwEuRDabNgYsLpKZleJBsE7U54P1dNGJ7+RK6m xjyBzDthvpmCZGWROoLNPiS5fAPquE1NvQWMjuCKyFJbpzg3BpV4Ky7StXFES1Va7wc7 9vHh97kdMwjQhfwxHxQBFbOxo3u4nAug5+sC9NONC1QFt6l5/CyeFA2xZDBWfg8LbgRE 6qeRW8W2wmuOdOMvL519VeVvcDDNfSfGTdlN4XvE9ym2RZbljo3weL9tTx/4r/mS6VlH 6H9w== MIME-Version: 1.0 Received: by 10.224.174.72 with SMTP id s8mr43432729qaz.91.1345061080111; Wed, 15 Aug 2012 13:04:40 -0700 (PDT) Received: by 10.49.13.68 with HTTP; Wed, 15 Aug 2012 13:04:40 -0700 (PDT) In-Reply-To: References: Date: Wed, 15 Aug 2012 13:04:40 -0700 Message-ID: Subject: Re: JSR 107 with Hadoop From: Dhruv To: user@hadoop.apache.org Content-Type: multipart/alternative; boundary=20cf30334f8fe19a7704c7536f4b --20cf30334f8fe19a7704c7536f4b Content-Type: text/plain; charset=ISO-8859-1 Done: https://issues.apache.org/jira/browse/HADOOP-8705 On Tue, Aug 14, 2012 at 9:49 PM, Arun C Murthy wrote: > Please open a jira, we can discuss there. > > thanks, > Arun > > On Aug 14, 2012, at 2:22 PM, Dhruv wrote: > > Have there been any attempts to integrate JSR 107 compliant caches on > mappers and reducers? > > There are some use cases where this will be beneficial, but I couldn't > find any suitable plugging points for a cache on mappers or reducers > without modifying the framework's code itself. > > I work for Terracotta Software, we have a JSR 107 wrapper for Ehcache and > were wondering if the community will be interested in accepting a patch for > such integration. > > Thanks, > -- > Dhruv > > > -- > Arun C. Murthy > Hortonworks Inc. > http://hortonworks.com/ > > > --20cf30334f8fe19a7704c7536f4b Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Done:=A0

https://issues.apache.org/jira/browse/HADOOP-8705
On Tue, Aug 14, 2012 at 9:49 PM, Arun C Murthy = <acm@hortonworks.com> wrote:
Please o= pen a jira, we can discuss there.

thanks,
Arun=

On Aug 14, 2012, at 2:22 PM, Dhru= v wrote:

Have there been any attempts to= integrate JSR 107 compliant caches on mappers and reducers?=A0
There are some use cases where this will be beneficial, but I co= uldn't find any suitable plugging points for a cache on mappers or redu= cers without modifying the framework's code itself.=A0

I work for Terracotta Software, we have a JSR 107= wrapper for Ehcache and were wondering if the community will be interested= in accepting a patch for such integration.=A0

Thanks,
--
Dhruv


--
Arun C. Murthy
Hortonworks Inc.
http://hortonworks.com/


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