Return-Path: X-Original-To: apmail-zookeeper-user-archive@www.apache.org Delivered-To: apmail-zookeeper-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 16DD918E1C for ; Tue, 8 Mar 2016 22:40:49 +0000 (UTC) Received: (qmail 58087 invoked by uid 500); 8 Mar 2016 22:40:48 -0000 Delivered-To: apmail-zookeeper-user-archive@zookeeper.apache.org Received: (qmail 58031 invoked by uid 500); 8 Mar 2016 22:40:48 -0000 Mailing-List: contact user-help@zookeeper.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@zookeeper.apache.org Delivered-To: mailing list user@zookeeper.apache.org Received: (qmail 58018 invoked by uid 99); 8 Mar 2016 22:40:47 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 08 Mar 2016 22:40:47 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id 5919E18060A for ; Tue, 8 Mar 2016 22:40:47 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 2.179 X-Spam-Level: ** X-Spam-Status: No, score=2.179 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=2, KAM_LIVE=1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_PASS=-0.001] autolearn=disabled Authentication-Results: spamd3-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd3-us-west.apache.org [10.40.0.10]) (amavisd-new, port 10024) with ESMTP id 93nsbBUADHXS for ; Tue, 8 Mar 2016 22:40:45 +0000 (UTC) Received: from mail-wm0-f53.google.com (mail-wm0-f53.google.com [74.125.82.53]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTPS id 1AFB55FB00 for ; Tue, 8 Mar 2016 22:40:45 +0000 (UTC) Received: by mail-wm0-f53.google.com with SMTP id l68so47397036wml.1 for ; Tue, 08 Mar 2016 14:40:45 -0800 (PST) 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; bh=fEg1Hjy8DXMyHdzsvNAbi2DhQFs5+OiYFGz2evplxc8=; b=tjgAeELpSy/qkqy+hih9uq93B3I6Sg+XA1BM4H63XUHcLT0J6W7QG5/0098I8FhMd9 ZeBsIE+JrIMSHciZsiZXrsxt/WwTDiKGny9EhjQRGLn2D3GV2of67dvXVTDMkpl/0HGE eJy1PGIBpqsBF4EVpThsoeC2JA3CcVjtknwNwW4rfrc5VeWxuYhUUMqLdnH2kqLW5Vq0 L+zZH3Hwwlu4OS9aHqRaSebHL/0EZ6AgIw1hPYKYdBPF1/2dXi4qyPFdHsj1pNFOICbw ddpmZK6C5Hk3qTPFXAn7YYjbWgTygOxX/JnLWJGXp8pIfatU4rDfWl6qwkYhzxTHt6Hw 5zGA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to; bh=fEg1Hjy8DXMyHdzsvNAbi2DhQFs5+OiYFGz2evplxc8=; b=MQ/KkKFLTtnXL3gzmGpucOJYGCXj/zIPMGSneEIOjlZj1q9UyUBy/P0fISYniC385m qUTDJYqyUYt15Cjjc33QgO4qXoCtW6/LMGAXqyOraxZCHKdxVPrl3N4b/tpkIy1+n8Jw bRaFYo71f+qzaUGwAAB/h2yZgjHPbJ/bzcTmDG128816Ii0wz96cuz0olMkVJ/YTgTxy 5YFINuzEERl/NTFa3YOIfg7APYv5fv7vafQrR6QNELVqitN2DX08iHPSNW2Iqv72AfTc NNTQlF5bV3TcXzcRtXw60fmfSWjVDPEMZ3/0tlqSHx5p8r3xzTnBaWrgjDXHjuMpt/E/ vhVg== X-Gm-Message-State: AD7BkJLrr28REceOqdLz2u42qhzJ0xnZswDtbmg9Ql6YoYhx3CGbfucDh9QROi6aUyXKZ7+3OxzL4UgMfdtCAg== MIME-Version: 1.0 X-Received: by 10.28.130.6 with SMTP id e6mr22221748wmd.71.1457476843964; Tue, 08 Mar 2016 14:40:43 -0800 (PST) Received: by 10.28.213.129 with HTTP; Tue, 8 Mar 2016 14:40:43 -0800 (PST) In-Reply-To: References: Date: Tue, 8 Mar 2016 14:40:43 -0800 Message-ID: Subject: Re: Multi DC ( DC-1 and DC-2) zookeeper setup From: s influxdb To: user@zookeeper.apache.org Content-Type: multipart/alternative; boundary=001a114426148d9397052d91458d --001a114426148d9397052d91458d Content-Type: text/plain; charset=UTF-8 How does the client failover to the DC2 if DC1 is down ? Does the services registered on DC1 for example with ephemeral nodes have to re-register with DC2 ? On Tue, Mar 8, 2016 at 2:13 PM, s influxdb wrote: > Hello Camille > > Thanks for the link. Could you please elaborate on how the data will be > replicated among the 3 zk clusters ? > > > > On Sat, Dec 12, 2015 at 7:00 PM, Camille Fournier > wrote: > >> Here you go >> >> http://whilefalse.blogspot.com/2012/12/building-global-highly-available.html >> On Dec 12, 2015 9:56 PM, "Kaushal Shriyan" >> wrote: >> >> > On Sun, Dec 13, 2015 at 8:21 AM, Camille Fournier >> > wrote: >> > >> > > 2 members cannot form a quorum in a 5 node setup. >> > > >> > > You cannot guarantee a quorum split across two data centers will >> > withstand >> > > the loss of either data center. You must have a tiebreaker node in a >> > third >> > > data center. >> > > >> > > >> > Thanks Camille for the email. Not sure if i understand it completely >> "You >> > must have a tiebreaker node in a third >> > data center." I will appreciate if you can provide me some examples to >> > understand the concept. >> > >> > Regards, >> > >> > Kaushal >> > >> > > --001a114426148d9397052d91458d--