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 72B17108DD for ; Thu, 10 Apr 2014 11:25:57 +0000 (UTC) Received: (qmail 14028 invoked by uid 500); 10 Apr 2014 11:25:48 -0000 Delivered-To: apmail-hadoop-common-user-archive@hadoop.apache.org Received: (qmail 13280 invoked by uid 500); 10 Apr 2014 11:25:46 -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 Received: (qmail 13259 invoked by uid 99); 10 Apr 2014 11:25:44 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 10 Apr 2014 11:25:43 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of diwakar.hadoop@gmail.com designates 209.85.213.170 as permitted sender) Received: from [209.85.213.170] (HELO mail-ig0-f170.google.com) (209.85.213.170) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 10 Apr 2014 11:25:38 +0000 Received: by mail-ig0-f170.google.com with SMTP id uq10so661552igb.1 for ; Thu, 10 Apr 2014 04:25:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:content-type:content-transfer-encoding:mime-version:subject :message-id:date:references:in-reply-to:to; bh=zhUWTDF8tNWl701id2pBuyfOwml8sSpoTGwcowbQ0BI=; b=Ya8pAI/AhgJJEl6XDIFADqWVMzq/CCPHA/pOVKsa/ReF5Nq+HsL1+zRzFtPt7rRlr2 XeU+8+/u51Ce77wBzUk1zsenJWqNWQbEINzXbiezjYw/7x/GDlPb1l5B6+5jIJODRPNO 5DXaVK77NYha6kQamMDAHEGr8HeKQy/UmlI2GbGgJ6ooWzL7K5JCPQoHeTjgIo2vLFFj pa4TGyblB/Wzv+bnooMwOKkwuohOmcHi5BneN+l+cVlZhp3p6lZBypzdvc0tfdtuJGp8 yiep9oOhH8UZw/wICrN2D4gOiB1VF+ANR93YWHH3mEXARmHQcDkmjM25Zc3dz02XNG2B OLLQ== X-Received: by 10.50.27.2 with SMTP id p2mr15731217igg.32.1397129117865; Thu, 10 Apr 2014 04:25:17 -0700 (PDT) Received: from [172.20.10.194] ([216.136.119.130]) by mx.google.com with ESMTPSA id p4sm12673498igy.7.2014.04.10.04.25.15 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 10 Apr 2014 04:25:16 -0700 (PDT) From: Diwakar Hadoop Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (1.0) Subject: Re: File requests to Namenode Message-Id: <786A79E3-18DB-4D8E-9AD7-E139F8A45348@gmail.com> Date: Thu, 10 Apr 2014 07:25:17 -0400 References: In-Reply-To: To: "user@hadoop.apache.org" X-Mailer: iPhone Mail (11D167) X-Virus-Checked: Checked by ClamAV on apache.org Thanks !!! Diwakar Sent from my iPhone > On Apr 9, 2014, at 9:22 PM, Harsh J wrote: >=20 > You could look at metrics the NN publishes, or look at/process the > HDFS audit log. >=20 >> On Wed, Apr 9, 2014 at 6:36 PM, Diwakar Sharma = wrote: >> How and where to check how many datanode block address requests a namenod= e >> gets when running a map reduce job. >>=20 >> - Diwakar >=20 >=20 >=20 > --=20 > Harsh J