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 ADA48109A0 for ; Thu, 6 Mar 2014 00:59:49 +0000 (UTC) Received: (qmail 46916 invoked by uid 500); 6 Mar 2014 00:59:46 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 46880 invoked by uid 500); 6 Mar 2014 00:59:46 -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 46870 invoked by uid 99); 6 Mar 2014 00:59:45 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 06 Mar 2014 00:59:45 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of rcoli@eventbrite.com designates 209.85.215.42 as permitted sender) Received: from [209.85.215.42] (HELO mail-la0-f42.google.com) (209.85.215.42) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 06 Mar 2014 00:59:40 +0000 Received: by mail-la0-f42.google.com with SMTP id ec20so1258023lab.15 for ; Wed, 05 Mar 2014 16:59:19 -0800 (PST) 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:content-type; bh=Nl5crISWdz0oaq4JKmRNa5f6OYGquJoxRsErPT59yKU=; b=Uat0QdaohNX8eLItQ7OF4dY8xtiPWzdSY+WNpMcStYVfzmiwCcQqimRyzoiyThZ4ms xlA5KPxIQQAglw3nawm3j15efUX9JuVdtH9KHlKeLPWQZrOoM4EcEPccaK+So8z797dq V/mSd//oWt2pT4k6KtQsDu3iP3TbEGiAHuUcioqFeDTQPQFf34Cum+aG8f2MIsJJO/Id VkMxnYY5r30oMYUoSN6r8LOJPDwHFTfvBlJriB2MOAzpTZr/Sivb4d2xuUrhzVds/ZOC QBxqK5/wdkYNYLKnArilS8jxg8jB+RdQv4Y+dPUZA5WvMadl2AfCFRTCLRGWR9pZgrot GFnQ== X-Gm-Message-State: ALoCoQluO50ib5QloQo8ZGzSXT5VarI+DVyMPPgVE0UJ05ctUZY3ZXJv/SSzvwWnsuwvbBlv888r MIME-Version: 1.0 X-Received: by 10.152.204.4 with SMTP id ku4mr4269986lac.11.1394067559842; Wed, 05 Mar 2014 16:59:19 -0800 (PST) Received: by 10.114.80.65 with HTTP; Wed, 5 Mar 2014 16:59:19 -0800 (PST) In-Reply-To: References: <53175903.9050600@gmail.com> Date: Wed, 5 Mar 2014 16:59:19 -0800 Message-ID: Subject: Re: mixed nodes, some SSD some HD From: Robert Coli To: "user@cassandra.apache.org" Content-Type: multipart/alternative; boundary=001a11c26f00b2987204f3e5a51b X-Virus-Checked: Checked by ClamAV on apache.org --001a11c26f00b2987204f3e5a51b Content-Type: text/plain; charset=ISO-8859-1 On Wed, Mar 5, 2014 at 2:53 PM, Tyler Hobbs wrote: > > Ah, I missed that part. If the replication factor matches the number of > nodes in the cluster, then you're correct, it doesn't matter what tokens > you assign. > And you get no benefit from 3x256 vnodes, but you do pay all the penalties for having them... in order to get benefit from vnodes you have to add a node such that RF != N.... =Rob --001a11c26f00b2987204f3e5a51b Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
On W= ed, Mar 5, 2014 at 2:53 PM, Tyler Hobbs <tyler@datastax.com> wrote:
=

Ah, I missed that part.=A0 I= f the replication factor matches the number of nodes in the cluster, then y= ou're correct, it doesn't matter what tokens you assign.

And you get no ben= efit from 3x256 vnodes, but you do pay all the penalties for having them...= in order to get benefit from vnodes you have to add a node such that RF != =3D N....

=3DRob
=A0

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