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 88A79D77A for ; Wed, 17 Oct 2012 12:20:46 +0000 (UTC) Received: (qmail 8497 invoked by uid 500); 17 Oct 2012 12:20:42 -0000 Delivered-To: apmail-hadoop-common-user-archive@hadoop.apache.org Received: (qmail 7968 invoked by uid 500); 17 Oct 2012 12:20:38 -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 7943 invoked by uid 99); 17 Oct 2012 12:20:37 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 17 Oct 2012 12:20:37 +0000 X-ASF-Spam-Status: No, hits=-0.0 required=5.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of hsn@filez.com designates 64.6.108.239 as permitted sender) Received: from [64.6.108.239] (HELO ponto.amerinoc.com) (64.6.108.239) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 17 Oct 2012 12:20:28 +0000 Received: from fbsd8.localdomain (205.83.broadband7.iol.cz [88.102.83.205]) (authenticated bits=128) by ponto.amerinoc.com (8.14.5/8.14.5) with ESMTP id q9HCK29o039370 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 17 Oct 2012 14:20:06 +0200 (CEST) (envelope-from hsn@filez.com) Received: from [127.0.0.1] ([10.0.0.1]) by fbsd8.localdomain (8.14.5/8.14.5) with ESMTP id q9HCJpbA008329 for ; Wed, 17 Oct 2012 14:19:51 +0200 (CEST) (envelope-from hsn@filez.com) Message-ID: <507EA267.704@filez.com> Date: Wed, 17 Oct 2012 14:19:51 +0200 From: Radim Kolar User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:16.0) Gecko/20121010 Thunderbird/16.0.1 MIME-Version: 1.0 To: user@hadoop.apache.org Subject: speculative execution in yarn Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: 7bit X-Antivirus: avast! (VPS 121017-0, 17.10.2012), Outbound message X-Antivirus-Status: Clean X-Virus-Checked: Checked by ClamAV on apache.org Is yarn smart enough to do speculative execution only if there are no other jobs running or queued?