Return-Path: X-Original-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 06A9C5016 for ; Tue, 10 May 2011 04:03:39 +0000 (UTC) Received: (qmail 14536 invoked by uid 500); 10 May 2011 04:03:38 -0000 Delivered-To: apmail-hadoop-hdfs-user-archive@hadoop.apache.org Received: (qmail 14329 invoked by uid 500); 10 May 2011 04:03:38 -0000 Mailing-List: contact hdfs-user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: hdfs-user@hadoop.apache.org Delivered-To: mailing list hdfs-user@hadoop.apache.org Received: (qmail 14320 invoked by uid 99); 10 May 2011 04:03:37 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 10 May 2011 04:03:36 +0000 X-ASF-Spam-Status: No, hits=3.7 required=5.0 tests=FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_LOW,RFC_ABUSE_POST,SPF_PASS,T_TO_NO_BRKTS_FREEMAIL X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of rmorgan466@gmail.com designates 209.85.160.176 as permitted sender) Received: from [209.85.160.176] (HELO mail-gy0-f176.google.com) (209.85.160.176) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 10 May 2011 04:03:30 +0000 Received: by gya6 with SMTP id 6so2884390gya.35 for ; Mon, 09 May 2011 21:03:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type; bh=0kVcgBJg6gySDTGMFy5CuJO/1+3RKpqmjk/TBOu4FaM=; b=W91lrs/QD6eJ+arPdU7m9qNpQNyEzIx95OufBEevomcrmKetz/xPKHDYY5KFyb5Q7R S2iJvthH4+YEPWJu5KXlSpbwlMN71WBcCel4thLxhYn5rQzT/hW6KRYdKP3idFBks+FT +/szgCbW4iWkR0Ebq7sJURF73Z3Z86CdhstYM= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=TJl6DCZ8CZKXAqT9N5bVagWISKg92DhqbFvrbETYYCgvbwYqZlWW281oozJu5NeYMy B7VWJFftmG+ULEyFea+GqeFsR3BIVcwIeI/z7F5qLgz24hbo6BOpcAinDUcxK9lNuQ1T kh7A0Iktin2rF6DHVbFQ6FFUEvTdEVaZua4+k= MIME-Version: 1.0 Received: by 10.91.35.3 with SMTP id n3mr6297595agj.145.1305000189305; Mon, 09 May 2011 21:03:09 -0700 (PDT) Received: by 10.100.132.18 with HTTP; Mon, 9 May 2011 21:03:09 -0700 (PDT) In-Reply-To: <20110510012258.GS970@burko.lfod.us> References: <4DC30C84.9070103@kalooga.com> <4DC3A6D3.6090707@kalooga.com> <20110510012258.GS970@burko.lfod.us> Date: Tue, 10 May 2011 00:03:09 -0400 Message-ID: Subject: Re: our experiences with various filesystems and tuning options From: Rita To: hdfs-user@hadoop.apache.org Content-Type: multipart/alternative; boundary=0016e641de52b7259104a2e408e0 X-Virus-Checked: Checked by ClamAV on apache.org --0016e641de52b7259104a2e408e0 Content-Type: text/plain; charset=ISO-8859-1 what filesystem are they using and what is the size of each filesystem? On Mon, May 9, 2011 at 9:22 PM, Will Maier wrote: > On Mon, May 09, 2011 at 05:07:29PM -0700, Jonathan Disher wrote: > > Speak for yourself, I just built a bunch of 36 disk datanodes :) > > And I just unboxed 10 more 36 disk systems to join the two already in our > cluster. We also have 20 systems with 24 disks, though most of our > datanodes are > have more typical four disks... > > -- > > Will Maier - UW High Energy Physics > cel: 608.438.6162 > tel: 608.263.9692 > web: http://www.hep.wisc.edu/~wcmaier/ > -- --- Get your facts first, then you can distort them as you please.-- --0016e641de52b7259104a2e408e0 Content-Type: text/html; charset=ISO-8859-1 what filesystem are they using and what is the size of each filesystem?


On Mon, May 9, 2011 at 9:22 PM, Will Maier <wcmaier@hep.wisc.edu> wrote:
On Mon, May 09, 2011 at 05:07:29PM -0700, Jonathan Disher wrote:
> Speak for yourself, I just built a bunch of 36 disk datanodes :)

And I just unboxed 10 more 36 disk systems to join the two already in our
cluster. We also have 20 systems with 24 disks, though most of our datanodes are
have more typical four disks...

--

Will Maier - UW High Energy Physics
cel: 608.438.6162
tel: 608.263.9692
web: http://www.hep.wisc.edu/~wcmaier/



--
--- Get your facts first, then you can distort them as you please.--
--0016e641de52b7259104a2e408e0--