Return-Path: X-Original-To: apmail-hbase-dev-archive@www.apache.org Delivered-To: apmail-hbase-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 79F3312000 for ; Thu, 3 Jul 2014 01:38:34 +0000 (UTC) Received: (qmail 52433 invoked by uid 500); 3 Jul 2014 01:38:31 -0000 Delivered-To: apmail-hbase-dev-archive@hbase.apache.org Received: (qmail 52354 invoked by uid 500); 3 Jul 2014 01:38:31 -0000 Mailing-List: contact dev-help@hbase.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hbase.apache.org Delivered-To: mailing list dev@hbase.apache.org Received: (qmail 52330 invoked by uid 99); 3 Jul 2014 01:38:31 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 03 Jul 2014 01:38:31 +0000 X-ASF-Spam-Status: No, hits=0.7 required=5.0 tests=RCVD_IN_DNSWL_NONE,SPF_NEUTRAL X-Spam-Check-By: apache.org Received-SPF: neutral (nike.apache.org: local policy) Received: from [76.96.30.40] (HELO qmta04.emeryville.ca.mail.comcast.net) (76.96.30.40) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 03 Jul 2014 01:38:28 +0000 Received: from omta07.emeryville.ca.mail.comcast.net ([76.96.30.59]) by qmta04.emeryville.ca.mail.comcast.net with comcast id MdVz1o0041GXsucA4de28L; Thu, 03 Jul 2014 01:38:02 +0000 Received: from fs ([24.130.135.131]) by omta07.emeryville.ca.mail.comcast.net with comcast id Mde11o00B2qGB608Ude1jA; Thu, 03 Jul 2014 01:38:02 +0000 Received: from mail.boudnik.org (localhost [127.0.0.1]) by fs (8.14.3/8.14.3/Debian-5+lenny1) with ESMTP id s631c09O000881; Wed, 2 Jul 2014 18:38:01 -0700 Received: (from cos@localhost) by mail.boudnik.org (8.14.3/8.14.3/Submit) id s631c0tB000880; Wed, 2 Jul 2014 18:38:00 -0700 X-Authentication-Warning: mail.boudnik.org: cos set sender to cos@apache.org using -f Date: Wed, 2 Jul 2014 18:37:59 -0700 From: Konstantin Boudnik To: hdfs-dev@hadoop.apache.org Cc: common-dev@hadoop.apache.org, dev@hbase.apache.org Subject: Meetup invitation: Consensus based replication in Hadoop Message-ID: <20140703013759.GI27913@boudnik.org> References: <20140619034555.GP27913@boudnik.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20140619034555.GP27913@boudnik.org> X-Organization: It's something of 'Cos User-Agent: Mutt/1.5.18 (2008-05-17) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=q20140121; t=1404351482; bh=0yj2m18/Yec3wVzIrKfYL4rQvqR9Zs5amE5utdTguyw=; h=Received:Received:Received:Received:Date:From:To:Subject: Message-ID:MIME-Version:Content-Type; b=dfFX5leEe3Y/GptnQZSFK63rfm8I8PZVgyXt3IlLlPrjakSy7sBPEckNjYNza3q01 MRGGiPdSdMvTzKf5zVNbPHnc4npYaR2pOdHwU36ofIj7AFU78PS6lP/EdlodG9VUEo HWL8g8K1DP2boKx1C4p4GmhYVb4qJJtqzJb+jrJ96rrTlDJpxUovJO6srFpB1iKqjf k3eoMh37xoxCEPpNgx/DZlVqU7Ia1BWynJIwNB1WZ5Tp696m98R4+FmvXavbBfLQDl hnS0nMQ7m3PGK7PLWuA3Y37LDiKONqdQeC/WybQEfYTZwcjNQ1VPpBFueaEoLRbgIN UldwAaohJjB0w== X-Virus-Checked: Checked by ClamAV on apache.org We'd like to invite you to the Consensus based replication in Hadoop: A deep dive event that we are happy to hold in our San Ramon office on July 15th at noon. We'd like to accommodate as many people as possible, but I think are physically limited to 30 (+/- a few), so please RSVP to this Eventbrite invitation: https://www.eventbrite.co.uk/e/consensus-based-replication-in-hadoop-a-deep-dive-tickets-12158236613 We'll provide pizza and beverages (feel free to express your special dietary requirements if any). See you soon! With regards, Cos On Wed, Jun 18, 2014 at 08:45PM, Konstantin Boudnik wrote: > Guys, > > In the last a couple of weeks, we had a very good and productive initial round > of discussions on the JIRAs. I think it is worthy to keep the momentum going > and have a more detailed conversation. For that, we'd like to host s Hadoop > developers meetup to get into the bowls of the consensus-based coordination > implementation for HDFS. The proposed venue is our office in San Ramon, CA. > > Considering that it is already a mid week and the following one looks short > because of the holidays, how would the week of July 7th looks for yall? > Tuesday or Thursday look pretty good on our end. > > Please chime in on your preference either here or reach of directly to me. > Once I have a few RSVPs I will setup an event on Eventbrite or similar. > > Looking forward to your input. Regards, > Cos > > On Thu, May 29, 2014 at 02:09PM, Konstantin Shvachko wrote: > > Hello hadoop developers, > > > > I just opened two jiras proposing to introduce ConsensusNode into HDFS and > > a Coordination Engine into Hadoop Common. The latter should benefit HDFS > > and HBase as well as potentially other projects. See HDFS-6469 and > > HADOOP-10641 for details. > > The effort is based on the system we built at Wandisco with my colleagues, > > who are glad to contribute it to Apache, as quite a few people in the > > community expressed interest in this ideas and their potential applications. > > > > We should probably keep technical discussions in the jiras. Here on the dev > > list I wanted to touch-base on any logistic issues / questions. > > - First of all, any ideas and help are very much welcome. > > - We would like to set up a meetup to discuss this if people are > > interested. Hadoop Summit next week may be a potential time-place to meet. > > Not sure in what form. If not, we can organize one in our San Ramon office > > later on. > > - The effort may take a few months depending on the contributors schedules. > > Would it make sense to open a branch for the ConsensusNode work? > > - APIs and the implementation of the Coordination Engine should be a fairly > > independent, so it may be reasonable to add it directly to Hadoop Common > > trunk. > > > > Thanks, > > --Konstantin