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                        USENIX Winter 1993 Conference Proceedings

   January 1993
   San Diego, California

   The four papers that received awards are available in PDF format. You may
   purchase the other papers individually by using our [2]Offprints Order Form (in
   PDF format).
     ____________________________________________________________________________

Plenary Session

   Wednesday (9:00-10:20)
   Chair: Rob Kolstad

        Opening Remarks and Announcements
                Rob Kolstad, BSDI; Dan Geer, Geer Zolot Associates

        Keynote Address: Pen-Based Computing and Its Impact
                Robert Carr, Go Corporation

Libraries & Links

   Wednesday (10:45-12:05)
   Chair: Tom Christiansen

        Dictionary and Graph Libraries
                Stephen C. North & Kiem-Phong Vo, AT&T Bell Laboratories

        Linking Shared Segments
                W. E. Garrett, M. L. Scott, R. Bianchini, L. I. Kontothanassis, R.
                A. McCallum, J. A. Thomas, R. Wisniewski, & S. Luk, University of
                Rochester

        A Library Implementation of POSIX Threads under UNIX
                Frank Mueller, Florida State University

New Views

   Wednesday (10:45-12:05)
   Chair: Peter Honeyman

        Hello World
                Rob Pike & Ken Thompson, AT&T Bell Laboratories

        Es: A shell with higher-order functions
                Paul Haahr, Adobe Systems Incorporated; Byron Rakitzis, Network
                Appliance Corporation

        Jgraph - A Filter for Plotting Graphs in PostScript
                James S. Plank, Princeton University

Tuning

   Wednesday (1:30-2:50)
   Chair: Dinah McNutt

        Faster AFS
                Michael T. Stolarchuk, University of Michigan

        The AutoCacher: A File Cache Which Operates at the NFS Level
                Ronald G. Minnich, Supercomputing Research Center

        Pitfalls in Multithreading SVR4 STREAMS and Other Weightless Processes
                Sunil Saxena, J. Kent Peacock, Fred Yang, Vijaya Verma, Mohan
                Krishnan, Intel Multiprocessor Consortium

Tools

   Wednesday (1:30-2:50)
   Chair: Saul G. Wold

        WARLOCK - A Static Data Race Analysis Tool
                Nicholas Sterling, SunSoft, Inc.

        DUEL - A Very High-Level Debugging Language
                Michael Golan & David R. Hanson, Princeton University

        The San Diego ``Zoo'': A multicomputer stress test suite
                Chris Peak, Locus Computing Corporation, San Diego

Communications

   Wednesday (3:30-5:00)
   Chair: Dave Taylor

        PhoneStation, Moving the Telephone onto the Virtual Desktop
                Best Presentation Winner! Download this paper in [3]PDF format.
                Stephen A. Uhler, Bellcore

        Glish: A User-Level Software Bus for Loosely-Coupled Distributed Systems
                Vern Paxson & Chris Saltmarsh, Lawrence Berkeley Laboratory

        UNIX Services for Multilevel Storage and Communications Over a Secure LAN
                Bruno d'Ausbourg & Christel Calas, CERT-ONERA

Xbits

   Thursday (9:00-10:20)
   Chair: Mary Seabrook

        A Sketch Of The Smart Frame Buffer
                Joel McCormack & Bob McNamara, Digital Equipment Corporation

        Wafe - An X Toolkit Based Frontend for Application Programs in Various
                Programming Languages
                Gustaf Neumann & Stefan Nusser, Wirtschaftsuniversitt Wien

        Design and Implementation of a Multi-Threaded Xlib
                Carl Schmidtmann, Consultant to Digital Equipment Corporation;
                Michael Tao, Sun Microsystems; Steven Watt, Consultant to Xerox
                Corporation

Filesystems, I

   Thursday (9:00-10:20)
   Chair: Dan Geer

        The Design and Implementation of the Inversion File System
                Michael A. Olson, University of California at Berkeley

        Operating System Support for Portable Filesystem Extensions
                Neil Webber, Epoch Systems, Inc.

        File Systems in User Space
                Paul R. Eggert, Twin Sun, Inc.; D. Stott Parker, UCLA Computer
                Science Dept.

Overhead

   Thursday (10:45-12:05)
   Chair: Rob Kolstad

        UNIX Kernel Support for OLTP Performance
                Hyuck Yoo & Tom Rogers, Sun Microsystems, Inc.

        Measurement, Analysis, and Improvement of UDP/IP Throughput for the
                DECstation 5000
                Jonathan Kay & Joseph Pasquale, University of California, San Diego

        The BSD Packet Filter: A New Architecture for User-level Packet Capture
                Best Student Paper Winner! Download this paper in [4]PDF format.
                Steven McCanne & Van Jacobson, Lawrence Berkeley Laboratory

I/O, I/O

   Thursday (10:45-12:05)
   Chair: Jeff Schwab

        The Organization of Networks in Plan 9
                Dave Presotto & Phil Winterbottom, AT&T Bell Laboratories

        Removable Media in Solaris
                Howard Alt, SunSoft, Incorporated

        An Advanced Tape Cataloging System for UNIX Systems
                Christopher J. Calabrese, AT&T Bell Laboratories

Kernel Improvements

   Thursday (1:30-2:50)
   Chair: J. Kent Peacock

        Efficient Kernel Memory Allocation on Shared-Memory Multiprocessors
                Paul E. McKenney & Jack Slingwine, Sequent Computer Systems, Inc.

        An Implementation of a Log-Structured File System for UNIX
                Best Presentation Winner! Download this paper in [5]PDF format.
                Margo Seltzer, Harvard University; Keith Bostic, University of
                California, Berkeley; Marshall Kirk McKusick, University of
                California, Berkeley; Carl Staelin, Hewlett-Packard Laboratories

        Exploiting In-Kernel Data Paths to Improve I/O Throughput and CPU
                Availability
                Kevin Fall & Joseph Pasquale, University of California, San Diego

Information Discovery

   Friday (9:00-10:20)
   Chair: Jim Duncan

        Fremont: A System for Discovering Network Characteristics and Problems
                David C. M. Wood, Sean S. Coleman, & Michael F. Schwartz, University
                of Colorado

        The Enterprise Distributed White-pages Service
                C. Mic Bowman & Chanda Dharap, Penn. State University

        Essence: A Resource Discovery System Based on Semantic File Indexing
                Darren R. Hardy & Michael F. Schwartz, University of Colorado,
                Boulder

Monitoring

   Friday (9:00-10:20)
   Chair: Dick Dunn

        Hardware Profiling of Kernels
                Andrew McRae, Megadata Pty Ltd.

        A Randomized Sampling Clock for CPU Utilization Estimation and Code
                Profiling
                Steven McCanne & Chris Torek, Lawrence Berkeley Laboratory

        Fault Interpretation: Fine-Grain Monitoring of Page Accesses
                Daniel R. Edelson, INRIA Project SOR

Filesystems, II

   Friday (10:45-12:05)
   Chair: Matthew Blaze

        UNIX Disk Access Patterns
                Chris Ruemmler & John Wilkes, Hewlett-Packard, Inc.

        An Analysis of File Migration in a UNIX Supercomputing Environment
                Ethan L. Miller & Randy H. Katz, University of California, Berkeley

        HighLight: Using a Log-structured File System for Tertiary Storage
                Management
                John T. Kohl, University of California, Berkeley and Digital
                Equipment Corporation; Carl Staelin, Hewlett-Packard Laboratories;
                Michael Stonebraker, University of California, Berkeley

O/S Implementations

   Friday (10:45-12:05)
   Chair: Steve McDowell

        An OSF/1 UNIX for Massively Parallel Multicomputers
                Roman Zajcew, Paul Roy, David Black, Chris Peak, Paulo Guedes,
                Bradford Kemp, John LoVerso, Michael Leibensperger, Michael Barnett,
                Faramarz Rabii, & Durriya Netterwala, OSF Research Institute and
                Locus Computing Corporation

        An Implementation of UNIX on an Object-oriented Operating System
                Yousef A. Khalidi & Michael N. Nelson, Sun Microsystems
                Laboratories, Inc.

        The Nachos Instructional Operating System
                Best Paper Winner! Download this paper in [6]PDF format.
                Wayne A. Christopher, Steven J. Procter, & Thomas E. Anderson,
                University of California at Berkeley

Cache & Carry

   Friday (1:30-2:50)
   Chair: David S. H. Rosenthal

        The Design and Implementation of a Mobile Internetworking Architecture
                John Ioannidis & Gerald Q. Maguire, Jr., Columbia University

        Mobile Computing Environment Based on Internet Packet Forwarding
                Hiromi Wada, Takashi Yozawa, Tatsuya Ohnishi, & Yasunori Tanaka,
                Matsushita Electric Industrial Co., Ltd.

        The Compression Cache: Using On-line Compression to Extend Physical Memory
                Fred Douglis, Matsushita Information Technology Laboratory
     ____________________________________________________________________________

References

   1. https://www.usenix.org/
   2. https://www.usenix.org/legacy/publications/ordering/offprints.pdf
   3. https://www.usenix.org/legacy/publications/library/proceedings/sd93/uhler.pdf
   4. https://www.usenix.org/legacy/publications/library/proceedings/sd93/mccanne.pdf
   5. https://www.usenix.org/legacy/publications/library/proceedings/sd93/seltzer.pdf
   6. https://www.usenix.org/legacy/publications/library/proceedings/sd93/christopher.pdf