From owner-freebsd-hackers@FreeBSD.ORG Sat Mar 7 01:55:04 2015 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id D6D004B3; Sat, 7 Mar 2015 01:55:04 +0000 (UTC) Received: from st11p02mm-asmtp002.mac.com (st11p02mm-asmtp002.mac.com [17.172.220.237]) (using TLSv1.2 with cipher DHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id AA2B13EC; Sat, 7 Mar 2015 01:55:04 +0000 (UTC) Received: from fukuyama.hsd1.ca.comcast.net (unknown [73.162.13.215]) by st11p02mm-asmtp002.mac.com (Oracle Communications Messaging Server 7.0.5.35.0 64bit (built Dec 4 2014)) with ESMTPSA id <0NKT00CQGJYRQP30@st11p02mm-asmtp002.mac.com>; Sat, 07 Mar 2015 01:54:29 +0000 (GMT) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.13.68,1.0.33,0.0.0000 definitions=2015-03-06_07:2015-03-06,2015-03-06,1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 suspectscore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=7.0.1-1412110000 definitions=main-1503070019 Content-type: text/plain; charset=us-ascii MIME-version: 1.0 (Mac OS X Mail 8.2 \(2070.6\)) Subject: Re: GSoC 2015 : UserSpace pthread mutex lock contention profiling From: Rui Paulo In-reply-to: Date: Fri, 06 Mar 2015 17:54:27 -0800 Content-transfer-encoding: quoted-printable Message-id: References: To: Gokul Krishna X-Mailer: Apple Mail (2.2070.6) Cc: freebsd-hackers@freebsd.org, jeff@freebsd.org X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 07 Mar 2015 01:55:04 -0000 On Mar 6, 2015, at 17:23, Gokul Krishna = wrote: >=20 > Hi > I am currently studying 2nd year of masters in embedded systems at KTH > Royal institute of technology , Sweden. > I have around 4 years of experience in Embedded systems , Embedded = linux > applications and device drivers projects. > I have worked on following Linux projects with thread applications > 1. I worked in Designing Multi-threading linux application for = concurrent > server with 2 clients. > 2. I worked for thread pooling in GTK GUI for Networked wireless = sensor > nodes. > 3. I worked on computer architecture assignments with CLH lock > implementation for threads . > So I am interested in working for this GSoC project Userspace pthread = mutex > lock contention profiling. > Kindly reply me what do I need to do for project proposal. > thanks and regards One thing you could investigate is making sure plockstat works in = FreeBSD. plockstat is the Solaris lock analyser based on DTrace. -- Rui Paulo