From user-return-17416-apmail-cassandra-user-archive=cassandra.apache.org@cassandra.apache.org Tue Jun 7 00:02:31 2011 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 7EF0F43F6 for ; Tue, 7 Jun 2011 00:02:31 +0000 (UTC) Received: (qmail 70781 invoked by uid 500); 7 Jun 2011 00:02:28 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 70758 invoked by uid 500); 7 Jun 2011 00:02:28 -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 70750 invoked by uid 99); 7 Jun 2011 00:02:28 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 07 Jun 2011 00:02:28 +0000 X-ASF-Spam-Status: No, hits=2.2 required=5.0 tests=HTML_MESSAGE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of jwang@palantir.com designates 206.188.26.34 as permitted sender) Received: from [206.188.26.34] (HELO mx2.palantir.com) (206.188.26.34) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 07 Jun 2011 00:02:20 +0000 Received: from EX01-WEST.YOJOE.local ([::1]) by ex01-west.YOJOE.local ([::1]) with mapi id 14.01.0270.001; Mon, 6 Jun 2011 17:01:58 -0700 From: Jeffrey Wang To: "user@cassandra.apache.org" Subject: multiple clusters communicating Thread-Topic: multiple clusters communicating Thread-Index: Acwkph01HnSg3fMYQyuAsqx1RRvyBA== Date: Tue, 7 Jun 2011 00:01:56 +0000 Message-ID: <008BB2800AE49940817156C538647C9302D005@ex01-west.YOJOE.local> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-originating-ip: [10.100.23.216] Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg=SHA1; boundary="----=_NextPart_000_0123_01CC246B.70D687B0" MIME-Version: 1.0 X-Virus-Checked: Checked by ClamAV on apache.org ------=_NextPart_000_0123_01CC246B.70D687B0 Content-Type: multipart/alternative; boundary="----=_NextPart_001_0124_01CC246B.70D687B0" ------=_NextPart_001_0124_01CC246B.70D687B0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hey all, We're seeing a strange issue in which two completely separate clusters (0.7.3) on the same subnet (X.X.X.146 through X.X.X.150) with 3 machines (146-148) and 2 machines (149-150). Both of them are seeded with the respective machines in their cluster, yet when we run them they end up gossiping with each other. They have different cluster names so they don't merge, but this is quite annoying as schema changes don't actually go through. Anyone have any ideas about this? Thanks. -Jeffrey ------=_NextPart_001_0124_01CC246B.70D687B0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Hey = all,

 

We’re seeing a strange issue in which two = completely separate clusters (0.7.3) on the same subnet (X.X.X.146 = through X.X.X.150) with 3 machines (146-148) and 2 machines (149-150). = Both of them are seeded with the respective machines in their cluster, = yet when we run them they end up gossiping with each other. They have = different cluster names so they don’t merge, but this is quite = annoying as schema changes don’t actually go through. Anyone have = any ideas about this? Thanks.

 

-Jeffrey

 

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