Return-Path: X-Original-To: apmail-giraph-user-archive@www.apache.org Delivered-To: apmail-giraph-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 D39A010C39 for ; Tue, 18 Feb 2014 01:07:30 +0000 (UTC) Received: (qmail 27221 invoked by uid 500); 18 Feb 2014 01:07:29 -0000 Delivered-To: apmail-giraph-user-archive@giraph.apache.org Received: (qmail 27180 invoked by uid 500); 18 Feb 2014 01:07:29 -0000 Mailing-List: contact user-help@giraph.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@giraph.apache.org Delivered-To: mailing list user@giraph.apache.org Received: (qmail 27172 invoked by uid 99); 18 Feb 2014 01:07:29 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 18 Feb 2014 01:07:29 +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 shaposhnik@gmail.com designates 209.85.214.177 as permitted sender) Received: from [209.85.214.177] (HELO mail-ob0-f177.google.com) (209.85.214.177) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 18 Feb 2014 01:07:25 +0000 Received: by mail-ob0-f177.google.com with SMTP id wp18so17702483obc.22 for ; Mon, 17 Feb 2014 17:07:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:content-type; bh=6K6O+z+xRzuZDN+ujSNcs0K04wmW3cWZQh1R3PeMKw0=; b=F28qdmTSac7kQA6HT1GUreNQdTiIj46zQrhzv4jlJBJZrUYiNsFFPlzSUcu/sSng/J 4AqoAX6aU7qExFwATPgXE0yP28liQwBwcP7+RfZEyZdbi/TJkl29ydASa1K7vxHt4d3D BTlb6BSgriSjmnPhpLF0pC7XRuIj6iAkjmKmYC/NK+XnEnY666OgpcAjo6ffKU7o5HgN VDJRB/7mBq0wJl14HkwbYfyjUijI3NYxoOW4tUP0T/gQR0fsIknKKcZ0wc4ifcs+tzhf DM3PgZu0O+aegUtMu3t7fppipFTa1OQQ7SKkBfkVcNOlz6TZ27Gvfp4xIzhgXFpa5H7O O7gQ== MIME-Version: 1.0 X-Received: by 10.60.103.134 with SMTP id fw6mr23614694oeb.34.1392685624303; Mon, 17 Feb 2014 17:07:04 -0800 (PST) Sender: shaposhnik@gmail.com Received: by 10.182.133.101 with HTTP; Mon, 17 Feb 2014 17:07:04 -0800 (PST) In-Reply-To: References: Date: Mon, 17 Feb 2014 17:07:04 -0800 X-Google-Sender-Auth: l1SIKq8y-A3E2eISolGwGO8Q0A4 Message-ID: Subject: Re: debugging graph-programs From: Roman Shaposhnik To: user@giraph.apache.org Content-Type: text/plain; charset=ISO-8859-1 X-Virus-Checked: Checked by ClamAV on apache.org I find running Giraph apps via hadoop's local execution mode quite useful for debugging. Thanks, Roman. On Mon, Feb 17, 2014 at 4:07 AM, Martin Neumann wrote: > Hej, > > I find Giraph programs quite difficult to debug (all I have is log outputs). > Anyone has some hints for debugging tools or coding practices to make it > simpler? > > I'm using Giraph 1.1.0 trunk on YARN so I can't use Map/Reduce debugging > aids (at least I think so, I haven't tried any) > > cheers > Martin