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From Davanum Srinivas <dava...@gmail.com>
Subject Re: [Fwd: TALK:Wednesday 10-26-05 End-to-End Performance Optimization of Java Server]
Date Tue, 18 Oct 2005 11:33:51 GMT
I may be able to make it as well.

-- dims

On 10/18/05, Geir Magnusson Jr. <geirm@apache.org> wrote:
> Hey, I can be there, it seems.  Who else?  We can get together for
> lunch beforehand...
>
> geir
>
> On Oct 17, 2005, at 10:37 PM, Stefano Mazzocchi wrote:
>
> > for those in cambridge, ma or surroundings.
> >
> > --
> > Stefano.
> >
> >
> > From: CSAIL Event Calendar <eventcalendar@csail.mit.edu>
> > Date: October 17, 2005 5:23:50 PM BDT
> > To: seminars@csail.mit.edu
> > Subject: TALK:Wednesday 10-26-05 End-to-End Performance
> > Optimization of Java Server
> >
> >
> >
> > End-to-End Performance Optimization of Java Server Workloads
> > Speaker: Jong-Deok Choi
> > Speaker Affiliation: IBM T. J. Watson Research Center
> > Host: Martin Rinard
> > Host Affiliation: CSAIL
> >
> > Date: 10-26-2005
> > Time: 2:00 PM - 3:00 PM
> > Refreshments: 1:45 PM
> > Location: 32-D463 Star
> >
> > The size and complexity of large-scale commercial middleware
> > systems, such as J2EE, and their workloads makes it difficult to
> > understand and optimize the performance of such systems. A J2EE
> > middleware with its application may have tens of thousands of
> > methods, hundreds of concurrently executing threads, and runtime
> > stacks that are hundreds of methods deep. While acting like an
> > operating system for its applications and providing various runtime
> > services, J2EE runs on a Java Virtual Machine (JVM) as an
> > application mostly written in Java. The JVM itself provides its own
> > various runtime services, such as synchronization and garbage
> > collection, and in turn relies on the underlying operating system
> > for OS services such as threading and memory management. This
> > complicated interaction among the various layers of the software
> > (and hardware) stack is a major source of the challenge to
> > understanding and optimizing the performance of such large-scale
> > middleware systems and their applicat
> >  ions.
> >
> > In this talk, I will first present a brief description of the whole-
> > stack, end-to-end analysis and optimization system we have
> > developed at IBM T. J. Watson Research Center for Websphere
> > Application Server (WAS), which is IBM's implementation of the
> > J2EE. After that, I will present runtime data and their analysis
> > results from the various layers of the SW and HW stack running WAS
> > and its key benchmark programs, and compare them with those of
> > SPECjbb, a Java benchmark program widely used by Java performance
> > researchers. I will also present a few of the performance
> > bottlenecks we have found, and their optimization.
> >
> > Bio:
> > Jong-Deok Choi is a Research Staff Member (RSM) and Manager of the
> > High Performance Programming group at the IBM T. J. Watson Research
> > Center in Yorktown Heights, New York. He is a project co-leader of
> > the End-to-End Server Optimization project, a cross-organizational
> > effort in IBM for improving the performance of commercial eServer
> > applications on IBM's server platforms. Since joining Watson
> > Research in 1989, he has been involved in various research and
> > development projects - in the areas of program analysis,
> > optimization, and debugging - such as PTRAN, TPO, Jalapeno, DejaVu,
> > JikesRVM, and End-to-End Optimization. His research interests
> > include static and dynamic analysis and optimization of commercial
> > and scientific applications, middleware analysis and optimization,
> > high performance computer architecture, and debugging multithreaded
> > and distributed applications.
> >
> > He received B.S. in Electronic Engineering from SNU, Korea in 1979,
> > M.S. in Electrical Engineering from KAIST, Korea in 1981, and M.S.
> > and Ph.D. both in Computer Sciences from Univ. of Wisconsin-Madison
> > in 1985 and 1989, respectively.
> >
> > Relevant URL(S):
> > For more information please contact: Mary McDavitt, 617-253-9620,
> > mmcdavit@csail.mit.edu
> >
> > _______________________________________________
> > Seminars mailing list
> > Seminars@lists.csail.mit.edu
> > https://lists.csail.mit.edu/mailman/listinfo/seminars
> >
> >
> >
> >
>
> --
> Geir Magnusson Jr                                  +1-203-665-6437
> geirm@apache.org
>
>
>


--
Davanum Srinivas : http://wso2.com/blogs/

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