Return-Path: X-Original-To: apmail-cassandra-user-archive@www.apache.org Delivered-To: apmail-cassandra-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 45119494A for ; Mon, 9 May 2011 22:06:04 +0000 (UTC) Received: (qmail 89748 invoked by uid 500); 9 May 2011 22:06:01 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 89730 invoked by uid 500); 9 May 2011 22:06:01 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 89722 invoked by uid 99); 9 May 2011 22:06:01 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 09 May 2011 22:06:01 +0000 X-ASF-Spam-Status: No, hits=2.2 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: local policy) Received: from [208.113.200.5] (HELO homiemail-a50.g.dreamhost.com) (208.113.200.5) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 09 May 2011 22:05:54 +0000 Received: from homiemail-a50.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a50.g.dreamhost.com (Postfix) with ESMTP id D6E036F8065 for ; Mon, 9 May 2011 15:05:31 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; c=nofws; d=thelastpickle.com; h=from :mime-version:content-type:subject:date:in-reply-to:to :references:message-id; q=dns; s=thelastpickle.com; b=Q1UBAu096N e8GaMZ/eez04S8yNpDNupEwigpD7tk+IhYwO71UwgqGj1UmqiJisHQKEnLzYfwbU fEBHyj+YagCFLRFUIXtZ0UV7IM23qM5diD4dOuNtTftokB9pTupWNDWuorItMEQP bQ24kEyz0N1BXaQOO4lpiyPPjKyIgRMj8= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=thelastpickle.com; h=from :mime-version:content-type:subject:date:in-reply-to:to :references:message-id; s=thelastpickle.com; bh=ik/vdsSCMovThkDb ivJg9VXdPZ8=; b=A6FKWd43LQFk6BYf10E6IUGvmUQ5bdry3EyQ0x3VCXQznIfu 2gQhEAM6hSpnLZ7JaNdQZQ1huN0nRqSM4rVSOTi/Zzgx1G5LaBJf0toqZrw8LKRk KgAEHloA2rIAS9oOItpQlZ4xjOvY0qICvhlqU2KZWJ2wDmchmLbcrRngxNE= Received: from [10.0.1.151] (121-73-157-230.cable.telstraclear.net [121.73.157.230]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: aaron@thelastpickle.com) by homiemail-a50.g.dreamhost.com (Postfix) with ESMTPSA id 36E456F8062 for ; Mon, 9 May 2011 15:05:31 -0700 (PDT) From: aaron morton Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: multipart/alternative; boundary=Apple-Mail-44-254014580 Subject: Re: datacenter ShardStrategy Date: Tue, 10 May 2011 10:05:28 +1200 In-Reply-To: To: user@cassandra.apache.org References: Message-Id: <93BB773F-4114-4E01-9613-B61F3188A5E7@thelastpickle.com> X-Mailer: Apple Mail (2.1084) X-Virus-Checked: Checked by ClamAV on apache.org --Apple-Mail-44-254014580 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii If you are using 0.7 the recommended approach is to use the = NetworkTopologyStrategy.=20 Here is a recent discussion on setting the tokens in a multi DC = deployment http://www.mail-archive.com/user@cassandra.apache.org/msg12898.html Can you move to 0.7 ? Cheers ----------------- Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com On 10 May 2011, at 05:50, Anurag Gujral wrote: > Jonathan thanks for your email. If I use datacenter shard strategy in = cassandra=20 > how will it effect the ring structure of the cassandra cluster can you = please explain. >=20 > Thanks > Anurag >=20 > On Sun, May 8, 2011 at 11:13 PM, Jonathan Ellis = wrote: > Step 0: Upgrade to 0.7 and read about NetworkTopologyStrategy instead. >=20 > Intro: = http://www.datastax.com/dev/blog/deploying-cassandra-across-multiple-data-= centers >=20 > On Sun, May 8, 2011 at 8:09 PM, Anurag Gujral = wrote: > > Hi All, > > I want to use datacenter ShardStrategy in my cassandra = setup > > .Can someone please let me know what steps / configuration changes I = need to > > make. > > Thanks > > Anurag >=20 >=20 >=20 > -- > Jonathan Ellis > Project Chair, Apache Cassandra > co-founder of DataStax, the source for professional Cassandra support > http://www.datastax.com >=20 --Apple-Mail-44-254014580 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii If = you are using 0.7 the recommended approach is to use the = NetworkTopologyStrategy. 

Here is a recent = discussion on setting the tokens in a multi DC deployment

Can you move to 0.7 =  ?

Cheers

http://www.thelastpickle.com

On 10 May 2011, at 05:50, Anurag Gujral wrote:

Jonathan = thanks for your email. If I use datacenter shard strategy in = cassandra 
how will it effect the ring structure of the = cassandra cluster can you please = explain.

Thanks
Anurag

On Sun, May 8, 2011 at 11:13 PM, = Jonathan Ellis <jbellis@gmail.com> = wrote:
Step 0: Upgrade to 0.7 and read about NetworkTopologyStrategy = instead.

Intro: http://www.datastax.com/dev/blog/deploying-cassandra-acr= oss-multiple-data-centers

On Sun, May 8, 2011 at 8:09 PM, Anurag Gujral <anurag.gujral@gmail.com> = wrote:
> Hi All,
>            I want to = use datacenter ShardStrategy  in my cassandra setup
> .Can someone please let me know what steps / configuration changes = I need to
> make.
> Thanks
> Anurag



--
Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of DataStax, the source for professional Cassandra = support
http://www.datastax.com


= --Apple-Mail-44-254014580--