Return-Path: X-Original-To: apmail-hadoop-common-user-archive@www.apache.org Delivered-To: apmail-hadoop-common-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 5DF89EF0E for ; Wed, 9 Jan 2013 13:43:25 +0000 (UTC) Received: (qmail 90560 invoked by uid 500); 9 Jan 2013 13:43:20 -0000 Delivered-To: apmail-hadoop-common-user-archive@hadoop.apache.org Received: (qmail 90463 invoked by uid 500); 9 Jan 2013 13:43:20 -0000 Mailing-List: contact user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hadoop.apache.org Delivered-To: mailing list user@hadoop.apache.org Delivered-To: moderator for user@hadoop.apache.org Received: (qmail 25281 invoked by uid 99); 9 Jan 2013 13:24:17 -0000 X-ASF-Spam-Status: No, hits=1.7 required=5.0 tests=FREEMAIL_ENVFROM_END_DIGIT,HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of dora0009@gmail.com designates 209.85.215.43 as permitted sender) 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=kd6GPhuXVfnvqscAABzW3eotiYw/2SoobtiDyOswPY0=; b=eFu73RfF08iYCHVn8ZGf3Vu3dcOw2PO6ElDUTql3QKW16Yz8UVQvxb3UPk6HDlIz84 8/h+T+1rv3oO1spAnGAaP4z8kUg0OQG8mWEHNVt/+zwTrEti/MpXeM66umayCLt/0cMW LwspAKHMKG4lgCmdmZcRdg3kpWpM/bzbbvtvEPqrr6wtYDd1BFPq9ejmNaHInSkfoPe4 DP0/eme70lHYKwlLQ0j5dwgu9M0SG8ehDLqY66AArKpHKmAnJjo44PXYheGsgCAS9MLI dABo7zeAUU2LZCcibdzMBUibHEPt4duBDjDKYLwsnKxMIlcxliDs6L650rivSUt2TLUk aslg== MIME-Version: 1.0 In-Reply-To: References: Date: Wed, 9 Jan 2013 21:23:49 +0800 Message-ID: Subject: How Hadoop decide the capacity of each node From: Dora To: user@hadoop.apache.org Content-Type: multipart/alternative; boundary=f46d0401682307a61f04d2daf988 X-Virus-Checked: Checked by ClamAV on apache.org --f46d0401682307a61f04d2daf988 Content-Type: text/plain; charset=ISO-8859-1 Hi all, Could you tell me how Hadoop decide tha capacity of each datanodes? I've installed CDH3 on 2 VM machine, each VM has 100G space, And I found that Hadoop occupied 50G/100G, why? Thanks. Best Regards, Dora --f46d0401682307a61f04d2daf988 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Hi all,

Could you tell me= how Hadoop decide tha capacity of each datanodes?
I've insta= lled CDH3 on 2 VM machine, each VM has 100G space,
And I found th= at Hadoop occupied 50G/100G, why?
Thanks.

Best Regards,
Dora

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