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 1BAE61034B for ; Thu, 22 Jan 2015 18:56:22 +0000 (UTC) Received: (qmail 23003 invoked by uid 500); 22 Jan 2015 18:56:19 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 22960 invoked by uid 500); 22 Jan 2015 18:56:19 -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 22950 invoked by uid 99); 22 Jan 2015 18:56:19 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 22 Jan 2015 18:56:19 +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 (athena.apache.org: domain of msegalis@gmail.com designates 209.85.220.172 as permitted sender) Received: from [209.85.220.172] (HELO mail-vc0-f172.google.com) (209.85.220.172) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 22 Jan 2015 18:56:14 +0000 Received: by mail-vc0-f172.google.com with SMTP id le20so1116407vcb.3 for ; Thu, 22 Jan 2015 10:53:38 -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 :content-type; bh=sPpVM2BvL4nzAgcxH3Jx3YZQmiEWr0t318ZUq9/DP2E=; b=ZRD6GJ11DPY6NxHn5F4PS6bQkz2wMSbyqdnirUjcueT79gl+klGf8QkdNHWeHMLA5b 8/CN+GRH8p91ClmvxZa9uZ7otMSyx7D1Iw4XRGiVoO4DENjST/vgDAL1VbpgI3xjixbY Ho6qtSD3epZOpo7fbqDmhkw12jPZbbcAS7OOGFWFytmh80ywlgCosa+iZ7T7txjZngzp TEZRAw2xvPV7FH/4xVKUIws7VH/vcGDjMf0m8n4Pv7lX8HSJ0HaSyQRENHvuBt0ZlQUP zNanHNWBprS2nbAAYXwOoaX/O3z0kY3qDet0p4BE9Dsa3GBWe30ap7y+6+MpRRKSRKeb vAPQ== MIME-Version: 1.0 X-Received: by 10.52.12.42 with SMTP id v10mr1251238vdb.89.1421952818814; Thu, 22 Jan 2015 10:53:38 -0800 (PST) Received: by 10.52.0.195 with HTTP; Thu, 22 Jan 2015 10:53:38 -0800 (PST) In-Reply-To: References: Date: Thu, 22 Jan 2015 19:53:38 +0100 Message-ID: Subject: Re: Does nodetool repair stop the node to answer requests ? From: SEGALIS Morgan To: user@cassandra.apache.org Content-Type: multipart/alternative; boundary=20cf3036354fa721f2050d423005 X-Virus-Checked: Checked by ClamAV on apache.org --20cf3036354fa721f2050d423005 Content-Type: text/plain; charset=UTF-8 what do you mean by "operating correctly" ? I only use dynamic columns if that helps... 2015-01-22 19:10 GMT+01:00 Robert Coli : > On Thu, Jan 22, 2015 at 9:36 AM, SEGALIS Morgan > wrote: > >> So I wondered, does a nodetool repair make the server stop serving >> requests, or does it just use a lot of ressources but still serves request ? >> > > In pathological cases, repair can cause a node to seriously degrade. If > you are operating correctly, it just uses lots of resources but still > serves requests. > > =Rob > http://twitter.com/rcolidba > -- Morgan SEGALIS --20cf3036354fa721f2050d423005 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
what do you mean by "operating correctly" ?=C2= =A0
I only use dynamic columns if that helps...

2015-01-22 19:10 GMT+01:00 = Robert Coli <rcoli@eventbrite.com>:
On Thu, Jan 22, 2015 at 9:36 AM, SEGALIS Morgan = <msegalis@gmail.com> wrote:
So I wondered, does a nodetool repair make the server stop serving re= quests, or does it just use a lot of ressources but still serves request ?<= /span>

In pathological c= ases, repair can cause a node to seriously degrade. If you are operating co= rrectly, it just uses lots of resources but still serves requests.

=3DRob



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Morgan SEGALIS
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