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<!-- Copyright (C) 2003 Red Hat, Inc. --> <!-- This material may be distributed only subject to the terms --> <!-- and conditions set forth in the Open Publication License, v1.0 --> <!-- or later (the latest version is presently available at --> <!-- http://www.opencontent.org/openpub/). --> <!-- Distribution of the work or derivative of the work in any --> <!-- standard (paper) book form is prohibited unless prior --> <!-- permission is obtained from the copyright holder. --> <HTML ><HEAD ><TITLE >Board: Fujitsu SPARClite Evaluation Board</TITLE ><meta name="MSSmartTagsPreventParsing" content="TRUE"> <META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ "><LINK REL="HOME" TITLE="eCos User Guide" HREF="ecos-user-guide.html"><LINK REL="UP" TITLE="Real-time characterization" HREF="real-time-characterization.html"><LINK REL="PREVIOUS" TITLE="Board: Matsushita STDEVAL1 Board" HREF="rt-mn10300-stdeval1.html"><LINK REL="NEXT" TITLE="Board: Cogent CMA MPC860 (PowerPC) Evaluation " HREF="rt-ppc-cogent.html"></HEAD ><BODY CLASS="SECT1" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >eCos User Guide</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="rt-mn10300-stdeval1.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" >Appendix B. Real-time characterization</TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="rt-ppc-cogent.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="RT-SPARCLITE-SLEB">Board: Fujitsu SPARClite Evaluation Board</H1 ><TABLE BORDER="5" BGCOLOR="#E0E0F0" WIDTH="70%" ><TR ><TD ><PRE CLASS="LITERALLAYOUT" > Board: Fujitsu SPARClite Evaluation Board CPU : Fujitsu SPARClite MB8683X 100MHz eCOS Kernel Timings Note: all times are in microseconds (.000001) unless otherwise stated Reading the hardware clock takes 0 'ticks' overhead ... this value will be factored out of all other measurements Clock interrupt took 17.19 microseconds (17 raw clock ticks) Testing parameters: Clock samples: 32 Threads: 24 Thread switches: 128 Mutexes: 32 Mailboxes: 32 Semaphores: 32 Scheduler operations: 128 Counters: 32 Alarms: 32 Confidence Ave Min Max Var Ave Min Function ====== ====== ====== ====== ========== ======== 48.59 47.00 63.01 1.41 66% 70% Create thread 2.13 2.00 5.00 0.24 95% 95% Yield thread [all suspended] 2.92 2.00 10.00 0.69 58% 37% Suspend [suspended] thread 2.13 1.00 10.00 0.66 75% 20% Resume thread 2.79 2.00 11.00 0.86 95% 54% Set priority 1.00 0.00 5.00 0.33 79% 16% Get priority 7.17 5.00 34.00 2.24 95% 95% Kill [suspended] thread 2.42 2.00 12.00 0.80 95% 95% Yield [no other] thread 3.46 2.00 14.00 1.10 75% 83% Resume [suspended low prio] thread 2.00 1.00 9.00 0.58 66% 29% Resume [runnable low prio] thread 4.21 3.00 20.00 1.38 95% 91% Suspend [runnable] thread 2.33 2.00 10.00 0.64 95% 95% Yield [only low prio] thread 2.00 1.00 9.00 0.67 58% 33% Suspend [runnable->not runnable] 5.79 4.00 30.00 2.07 95% 95% Kill [runnable] thread 39.34 37.00 75.01 3.36 91% 91% Resume [high priority] thread 15.20 15.00 31.00 0.40 97% 97% Thread switch 1.04 1.00 4.00 0.08 97% 97% Scheduler lock 1.42 1.00 5.00 0.51 60% 60% Scheduler unlock [0 threads] 1.41 1.00 5.00 0.50 61% 61% Scheduler unlock [1 suspended] 1.41 1.00 5.00 0.50 60% 60% Scheduler unlock [many suspended] 1.40 1.00 5.00 0.50 62% 62% Scheduler unlock [many low prio] 1.19 1.00 6.00 0.35 93% 93% Init mutex 2.34 2.00 12.00 0.64 93% 93% Lock [unlocked] mutex 3.41 3.00 13.00 0.71 96% 87% Unlock [locked] mutex 2.16 1.00 10.00 0.49 87% 9% Trylock [unlocked] mutex 1.78 1.00 7.00 0.59 59% 37% Trylock [locked] mutex 0.72 0.00 2.00 0.45 65% 31% Destroy mutex 25.25 24.00 41.00 0.98 71% 25% Unlock/Lock mutex 1.44 1.00 9.00 0.68 96% 78% Create mbox 0.94 0.00 3.00 0.23 84% 12% Peek [empty] mbox 3.06 2.00 13.00 0.62 71% 25% Put [first] mbox 0.69 0.00 3.00 0.52 59% 37% Peek [1 msg] mbox 2.44 2.00 10.00 0.68 96% 78% Put [second] mbox 0.78 0.00 3.00 0.44 68% 28% Peek [2 msgs] mbox 3.78 3.00 14.00 0.83 96% 53% Get [first] mbox 2.97 2.00 9.00 0.61 56% 31% Get [second] mbox 2.53 2.00 12.00 0.80 96% 75% Tryput [first] mbox 2.72 2.00 12.00 0.81 96% 56% Peek item [non-empty] mbox 2.63 2.00 13.00 0.94 90% 75% Tryget [non-empty] mbox 1.97 1.00 6.00 0.42 68% 21% Peek item [empty] mbox 2.09 1.00 9.00 0.49 78% 15% Tryget [empty] mbox 0.84 0.00 4.00 0.42 71% 25% Waiting to get mbox 0.81 0.00 4.00 0.46 68% 28% Waiting to put mbox 2.38 2.00 11.00 0.66 96% 87% Delete mbox 23.41 22.00 47.00 1.47 96% 96% Put/Get mbox 1.03 0.00 6.00 0.31 84% 12% Init semaphore 2.66 2.00 8.00 0.66 96% 50% Post [0] semaphore 1.97 1.00 10.00 0.55 68% 28% Wait [1] semaphore 1.78 1.00 8.00 0.63 56% 40% Trywait [0] semaphore 1.84 1.00 8.00 0.58 62% 34% Trywait [1] semaphore 1.00 0.00 5.00 0.25 84% 12% Peek semaphore 0.81 0.00 4.00 0.46 68% 28% Destroy semaphore 19.03 18.00 41.00 1.37 96% 96% Post/Wait semaphore 1.38 1.00 6.00 0.56 75% 75% Create counter 1.09 1.00 3.00 0.18 93% 93% Get counter value 1.00 0.00 5.00 0.31 78% 15% Set counter value 3.09 2.00 6.00 0.35 78% 9% Tick counter 0.91 0.00 5.00 0.40 75% 21% Delete counter 2.53 2.00 9.00 0.70 96% 65% Create alarm 6.03 5.00 22.00 1.00 50% 46% Initialize alarm 0.78 0.00 4.00 0.49 65% 31% Disable alarm 2.91 2.00 13.00 0.91 87% 50% Enable alarm 0.97 0.00 5.00 0.30 81% 15% Delete alarm 2.69 2.00 9.00 0.69 96% 50% Tick counter [1 alarm] 12.00 11.00 23.00 0.69 62% 34% Tick counter [many alarms] 4.16 3.00 13.00 0.55 84% 12% Tick & fire counter [1 alarm] 72.69 72.01 87.01 1.03 96% 96% Tick & fire counters [>1 together] 13.66 13.00 23.00 0.82 96% 62% Tick & fire counters [>1 separately] 13.26 13.00 42.00 0.51 98% 98% Alarm latency [0 threads] 16.75 11.00 53.01 2.78 64% 16% Alarm latency [2 threads] 24.06 18.00 58.01 3.55 67% 25% Alarm latency [many threads] 3.61 2.00 13.00 0.00 Clock/interrupt latency Timing complete - 23590 ms total PASS:<Basic timing OK> EXIT:<done> </PRE ></TD ></TR ></TABLE ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="rt-mn10300-stdeval1.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ecos-user-guide.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="rt-ppc-cogent.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Board: Matsushita STDEVAL1 Board</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="real-time-characterization.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Board: Cogent CMA MPC860 (PowerPC) Evaluation</TD ></TR ></TABLE ></DIV ></BODY ></HTML >
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