Return-Path: Delivered-To: apmail-incubator-cassandra-user-archive@minotaur.apache.org Received: (qmail 26218 invoked from network); 9 Dec 2009 01:29:02 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 9 Dec 2009 01:29:02 -0000 Received: (qmail 97577 invoked by uid 500); 9 Dec 2009 01:29:01 -0000 Delivered-To: apmail-incubator-cassandra-user-archive@incubator.apache.org Received: (qmail 97547 invoked by uid 500); 9 Dec 2009 01:29:01 -0000 Mailing-List: contact cassandra-user-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: cassandra-user@incubator.apache.org Delivered-To: mailing list cassandra-user@incubator.apache.org Received: (qmail 97538 invoked by uid 99); 9 Dec 2009 01:29:01 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 09 Dec 2009 01:29:01 +0000 X-ASF-Spam-Status: No, hits=-0.0 required=10.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of jbellis@gmail.com designates 209.85.219.210 as permitted sender) Received: from [209.85.219.210] (HELO mail-ew0-f210.google.com) (209.85.219.210) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 09 Dec 2009 01:28:53 +0000 Received: by ewy2 with SMTP id 2so4785217ewy.27 for ; Tue, 08 Dec 2009 17:28:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :from:date:message-id:subject:to:content-type :content-transfer-encoding; bh=8eP97gUj4zW+KqkrTNOSQbeRMLyTNNOmPZ0OUFVBRAk=; b=VfBDXDAoP5L3gcut1yAWWpMc1qCSaDD+J0uQSL5ASoEYyB48xA3zdjeLrxpgOZ7WQx tgQYuOHsTdjxfkM0LqgL9M9ApeCmMm7sWyELNBGSG16enzQwUEFAzAjGOliXpdkTXRhI /gFMUaaZV2S2Ns0nNGWheml8+D2LgcvObedSs= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type:content-transfer-encoding; b=hdO/pLHWxtSqJu6epzlwZDkLcPV9Mt30j/w5V10/SgjKTb1l1HzR476jozdqoXqhWt 4lR8rtUnSXHCJ8SjqCQrGIlYLBL/MTTkBYIwIDLs95acnD5/raP6jNvNMJa3GPUO5P0g i0KbJjxSLPj/1x2wABzXKTNH4AW0Qaf9Fv5Q8= MIME-Version: 1.0 Received: by 10.216.89.11 with SMTP id b11mr862829wef.171.1260322113168; Tue, 08 Dec 2009 17:28:33 -0800 (PST) In-Reply-To: <764B352CF55C514F816B4B14BD2450D8041CC4C2@bcs-mail04.internal.cacheflow.com> References: <87a60d5b0912080521r5d124df6wa7ffae90940b74b3@mail.gmail.com> <764B352CF55C514F816B4B14BD2450D8041CC4C2@bcs-mail04.internal.cacheflow.com> From: Jonathan Ellis Date: Tue, 8 Dec 2009 19:28:13 -0600 Message-ID: Subject: Re: Configuring Cassandra To: cassandra-user@incubator.apache.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Virus-Checked: Checked by ClamAV on apache.org On Tue, Dec 8, 2009 at 7:05 PM, Coe, Robin wrote: > I'd love to see this document grow as time permits, to include known > caveats, hidden features, tweaks, etc. =A0Perhaps, with some common use > cases to help elucidate the content? My writing well is exhausted for now but that's the nice thing about wikis.= .. :) > One question, though. =A0I thought I read about using an initial token fo= r > a RandmizedPartioner of between 0 and 127, but in your write-up, you say > the value should be i * (2**127 / N) for i =3D 1 .. N. =A0That's a slight= ly > larger number. =A0Can you clarify? 2**127 is correct (since MD5 is a 128-bit hash).