+++ /dev/null
-<!-- 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: Atmel AT91/EB40</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="Real-time characterization"
-HREF="real-time-characterization.html"><LINK
-REL="NEXT"
-TITLE="Board: Intel StrongARM EBSA-285 Evaluation Board"
-HREF="rt-arm-ebsa285.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="real-time-characterization.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-arm-ebsa285.html"
-ACCESSKEY="N"
->Next</A
-></TD
-></TR
-></TABLE
-><HR
-ALIGN="LEFT"
-WIDTH="100%"></DIV
-><DIV
-CLASS="SECT1"
-><H1
-CLASS="SECT1"
-><A
-NAME="RT-AT91-EB40">Board: Atmel AT91/EB40</H1
-><TABLE
-BORDER="5"
-BGCOLOR="#E0E0F0"
-WIDTH="70%"
-><TR
-><TD
-><PRE
-CLASS="LITERALLAYOUT"
->Board: Atmel AT91/EB40
-CPU : AT91R40807 (ARM7TDMI core), 32MHz
-512KB RAM, 64K Flash
-
-Startup, main stack : stack used 420 size 2400
-Startup : Interrupt stack used 144 size 4096
-Startup : Idlethread stack used 84 size 2048
-
-eCos Kernel Timings
-Notes: all times are in microseconds (.000001) unless otherwise stated
-
-Reading the hardware clock takes 3 'ticks' overhead
-... this value will be factored out of all other measurements
-Clock interrupt took 127.53 microseconds (130 raw clock ticks)
-
-Testing parameters:
- Clock samples: 32
- Threads: 25
- Thread switches: 128
- Mutexes: 32
- Mailboxes: 32
- Semaphores: 32
- Scheduler operations: 128
- Counters: 32
- Alarms: 32
-
-
- Confidence
- Ave Min Max Var Ave Min Function
- ====== ====== ====== ====== ========== ========
- 86.48 71.29 101.56 7.99 48% 28% Create thread
- 20.70 20.51 21.48 0.31 80% 80% Yield thread [all suspended]
- 17.15 16.60 17.58 0.48 56% 44% Suspend [suspended] thread
- 17.07 16.60 17.58 0.49 52% 52% Resume thread
- 25.51 25.39 26.37 0.21 88% 88% Set priority
- 3.16 2.93 3.91 0.36 76% 76% Get priority
- 52.34 51.76 52.73 0.47 60% 40% Kill [suspended] thread
- 20.70 20.51 21.48 0.31 80% 80% Yield [no other] thread
- 28.98 28.32 30.27 0.48 60% 36% Resume [suspended low prio] thread
- 17.11 16.60 17.58 0.49 52% 48% Resume [runnable low prio] thread
- 27.85 26.37 28.32 0.52 96% 4% Suspend [runnable] thread
- 20.70 20.51 21.48 0.31 80% 80% Yield [only low prio] thread
- 17.23 16.60 17.58 0.45 64% 36% Suspend [runnable->not runnable]
- 52.34 51.76 52.73 0.47 60% 40% Kill [runnable] thread
- 33.01 32.23 33.20 0.31 80% 20% Destroy [dead] thread
- 72.03 70.31 72.27 0.38 80% 4% Destroy [runnable] thread
- 96.99 95.70 112.30 1.22 64% 96% Resume [high priority] thread
- 51.48 49.80 164.06 1.76 99% 99% Thread switch
-
- 2.78 1.95 2.93 0.26 84% 15% Scheduler lock
- 11.81 11.72 12.70 0.17 90% 90% Scheduler unlock [0 threads]
- 11.81 11.72 12.70 0.17 90% 90% Scheduler unlock [1 suspended]
- 11.81 11.72 12.70 0.17 90% 90% Scheduler unlock [many suspended]
- 11.81 11.72 12.70 0.17 90% 90% Scheduler unlock [many low prio]
-
- 5.49 4.88 5.86 0.46 62% 37% Init mutex
- 20.20 19.53 20.51 0.42 68% 31% Lock [unlocked] mutex
- 24.44 24.41 25.39 0.06 96% 96% Unlock [locked] mutex
- 18.25 17.58 18.55 0.42 68% 31% Trylock [unlocked] mutex
- 16.11 15.63 16.60 0.49 100% 50% Trylock [locked] mutex
- 6.10 5.86 6.84 0.37 75% 75% Destroy mutex
- 124.21 124.02 125.00 0.30 81% 81% Unlock/Lock mutex
-
- 9.28 8.79 9.77 0.49 100% 50% Create mbox
- 2.93 2.93 2.93 0.00 100% 100% Peek [empty] mbox
- 22.58 22.46 23.44 0.21 87% 87% Put [first] mbox
- 2.44 1.95 2.93 0.49 100% 50% Peek [1 msg] mbox
- 22.58 22.46 23.44 0.21 87% 87% Put [second] mbox
- 2.44 1.95 2.93 0.49 100% 50% Peek [2 msgs] mbox
- 22.71 22.46 23.44 0.37 75% 75% Get [first] mbox
- 22.71 22.46 23.44 0.37 75% 75% Get [second] mbox
- 21.18 20.51 21.48 0.42 68% 31% Tryput [first] mbox
- 18.98 18.55 19.53 0.48 56% 56% Peek item [non-empty] mbox
- 22.46 22.46 22.46 0.00 100% 100% Tryget [non-empty] mbox
- 18.31 17.58 18.55 0.37 75% 25% Peek item [empty] mbox
- 19.53 19.53 19.53 0.00 100% 100% Tryget [empty] mbox
- 2.69 1.95 2.93 0.37 75% 25% Waiting to get mbox
- 2.93 2.93 2.93 0.00 100% 100% Waiting to put mbox
- 23.86 23.44 24.41 0.48 56% 56% Delete mbox
- 67.60 67.38 68.36 0.33 78% 78% Put/Get mbox
-
- 5.37 4.88 5.86 0.49 100% 50% Init semaphore
- 16.97 16.60 17.58 0.46 62% 62% Post [0] semaphore
- 18.98 18.55 19.53 0.48 56% 56% Wait [1] semaphore
- 15.81 15.63 16.60 0.30 81% 81% Trywait [0] semaphore
- 15.29 14.65 15.63 0.44 65% 34% Trywait [1] semaphore
- 5.62 4.88 5.86 0.37 75% 25% Peek semaphore
- 6.35 5.86 6.84 0.49 100% 50% Destroy semaphore
- 72.36 72.27 73.24 0.17 90% 90% Post/Wait semaphore
-
- 7.08 6.84 7.81 0.37 75% 75% Create counter
- 3.17 2.93 3.91 0.37 75% 75% Get counter value
- 3.05 2.93 3.91 0.21 87% 87% Set counter value
- 24.11 23.44 24.41 0.42 68% 31% Tick counter
- 5.49 4.88 5.86 0.46 62% 37% Delete counter
-
- 10.92 10.74 11.72 0.30 81% 81% Create alarm
- 31.46 31.25 32.23 0.33 78% 78% Initialize alarm
- 3.05 2.93 3.91 0.21 87% 87% Disable alarm
- 31.49 31.25 32.23 0.37 75% 75% Enable alarm
- 7.02 6.84 7.81 0.30 81% 81% Delete alarm
- 31.16 30.27 31.25 0.17 90% 9% Tick counter [1 alarm]
- 309.26 304.69 425.78 7.28 96% 96% Tick counter [many alarms]
- 44.83 43.95 44.92 0.17 90% 9% Tick & fire counter [1 alarm]
- 781.68 774.41 893.55 13.62 93% 93% Tick & fire counters [>1 together]
- 324.16 320.31 433.59 6.84 96% 96% Tick & fire counters [>1 separately]
- 114.26 113.28 167.97 0.84 57% 42% Alarm latency [0 threads]
- 126.91 113.28 159.18 8.20 50% 31% Alarm latency [2 threads]
- 127.11 113.28 158.20 8.09 51% 28% Alarm latency [many threads]
- 196.49 189.45 331.05 2.10 98% 0% Alarm -> thread resume latency
-
- 23.50 23.44 25.39 0.00 Clock/interrupt latency
-
- 40.31 33.20 514.65 0.00 Clock DSR latency
-
- 300 271 312 (main stack: 832) Thread stack used (1120 total)
-All done, main stack : stack used 832 size 2400
-All done : Interrupt stack used 288 size 4096
-All done : Idlethread stack used 272 size 2048
-
-Timing complete - 30350 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="real-time-characterization.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-arm-ebsa285.html"
-ACCESSKEY="N"
->Next</A
-></TD
-></TR
-><TR
-><TD
-WIDTH="33%"
-ALIGN="left"
-VALIGN="top"
->Real-time characterization</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: Intel StrongARM EBSA-285 Evaluation Board</TD
-></TR
-></TABLE
-></DIV
-></BODY
-></HTML
->
\ No newline at end of file
projects / karo-tx-redboot.git / blobdiff