OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [doc/] [html/] [user-guide/] [rt-i386-pc.html] - Blame information for rev 773

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 28 unneback
<!-- Copyright (C) 2003 Red Hat, Inc.                                -->
2
<!-- This material may be distributed only subject to the terms      -->
3
<!-- and conditions set forth in the Open Publication License, v1.0  -->
4
<!-- or later (the latest version is presently available at          -->
5
<!-- http://www.opencontent.org/openpub/).                           -->
6
<!-- Distribution of the work or derivative of the work in any       -->
7
<!-- standard (paper) book form is prohibited unless prior           -->
8
<!-- permission is obtained from the copyright holder.               -->
9
<HTML
10
><HEAD
11
><TITLE
12
>Board: PC</TITLE
13
><meta name="MSSmartTagsPreventParsing" content="TRUE">
14
<META
15
NAME="GENERATOR"
16
CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+
17
"><LINK
18
REL="HOME"
19
TITLE="eCos User Guide"
20
HREF="ecos-user-guide.html"><LINK
21
REL="UP"
22
TITLE="Real-time characterization"
23
HREF="real-time-characterization.html"><LINK
24
REL="PREVIOUS"
25
TITLE="Board: Hitachi Solution Engine 7751 SH4 (se7751)"
26
HREF="rt-sh-se7751.html"><LINK
27
REL="NEXT"
28
TITLE="Board: NEC V850 Cosmo Evaluation Board"
29
HREF="rt-v850-cebsa1.html"></HEAD
30
><BODY
31
CLASS="SECT1"
32
BGCOLOR="#FFFFFF"
33
TEXT="#000000"
34
LINK="#0000FF"
35
VLINK="#840084"
36
ALINK="#0000FF"
37
><DIV
38
CLASS="NAVHEADER"
39
><TABLE
40
SUMMARY="Header navigation table"
41
WIDTH="100%"
42
BORDER="0"
43
CELLPADDING="0"
44
CELLSPACING="0"
45
><TR
46
><TH
47
COLSPAN="3"
48
ALIGN="center"
49
>eCos User Guide</TH
50
></TR
51
><TR
52
><TD
53
WIDTH="10%"
54
ALIGN="left"
55
VALIGN="bottom"
56
><A
57
HREF="rt-sh-se7751.html"
58
ACCESSKEY="P"
59
>Prev</A
60
></TD
61
><TD
62
WIDTH="80%"
63
ALIGN="center"
64
VALIGN="bottom"
65
>Appendix B. Real-time characterization</TD
66
><TD
67
WIDTH="10%"
68
ALIGN="right"
69
VALIGN="bottom"
70
><A
71
HREF="rt-v850-cebsa1.html"
72
ACCESSKEY="N"
73
>Next</A
74
></TD
75
></TR
76
></TABLE
77
><HR
78
ALIGN="LEFT"
79
WIDTH="100%"></DIV
80
><DIV
81
CLASS="SECT1"
82
><H1
83
CLASS="SECT1"
84
><A
85
NAME="RT-I386-PC">Board: PC</H1
86
><TABLE
87
BORDER="5"
88
BGCOLOR="#E0E0F0"
89
WIDTH="70%"
90
><TR
91
><TD
92
><PRE
93
CLASS="LITERALLAYOUT"
94
>Board: PC
95
 
96
CPU: 433MHz Celeron
97
 
98
Startup, main stack             : stack used   124 size  2912
99
Startup              :  Interrupt stack used   280 size  4108
100
Startup              : Idlethread stack used    62 size  2048
101
 
102
eCos Kernel Timings
103
Notes: all times are in microseconds (.000001) unless otherwise stated
104
 
105
Reading the hardware clock takes 8 'ticks' overhead
106
... this value will be factored out of all other measurements
107
Clock interrupt took    6.75 microseconds (8 raw clock ticks)
108
 
109
Testing parameters:
110
   Clock samples:            32
111
   Threads:                  64
112
   Thread switches:         128
113
   Mutexes:                  32
114
   Mailboxes:                32
115
   Semaphores:               32
116
   Scheduler operations:    128
117
   Counters:                 32
118
   Alarms:                   32
119
 
120
 
121
                                 Confidence
122
     Ave     Min     Max     Var  Ave  Min  Function
123
  ======  ======  ======  ====== ========== ========
124
    3.93    1.68    8.38    0.93   68%   3% Create thread
125
    0.71    0.00    3.35    0.84   59%  59% Yield thread [all suspended]
126
    0.65    0.00    5.03    0.84   64%  64% Suspend [suspended] thread
127
    0.63    0.00    1.68    0.79   62%  62% Resume thread
128
    0.76    0.00    1.68    0.83   54%  54% Set priority
129
    0.39    0.00    1.68    0.60   76%  76% Get priority
130
    1.34    0.00    6.70    0.67   73%  25% Kill [suspended] thread
131
    0.68    0.00    1.68    0.81   59%  59% Yield [no other] thread
132
    0.92    0.00    1.68    0.83   54%  45% Resume [suspended low prio] thread
133
    0.63    0.00    1.68    0.79   62%  62% Resume [runnable low prio] thread
134
    0.84    0.00    1.68    0.84  100%  50% Suspend [runnable] thread
135
    0.73    0.00    1.68    0.82   56%  56% Yield [only low prio] thread
136
    0.58    0.00    1.68    0.76   65%  65% Suspend [runnable-&#62;not runnable]
137
    1.26    0.00    3.35    0.67   71%  26% Kill [runnable] thread
138
    0.86    0.00    3.35    0.86   98%  50% Destroy [dead] thread
139
    1.44    0.00    1.68    0.40   85%  14% Destroy [runnable] thread
140
    4.45    3.35    6.70    0.89   53%  40% Resume [high priority] thread
141
    1.62    0.00    1.68    0.10   96%   3% Thread switch
142
 
143
    0.41    0.00    1.68    0.61   75%  75% Scheduler lock
144
    0.48    0.00    1.68    0.69   71%  71% Scheduler unlock [0 threads]
145
    0.59    0.00    1.68    0.76   64%  64% Scheduler unlock [1 suspended]
146
    0.45    0.00    1.68    0.65   73%  73% Scheduler unlock [many suspended]
147
    0.45    0.00    1.68    0.65   73%  73% Scheduler unlock [many low prio]
148
 
149
    0.52    0.00    1.68    0.72   68%  68% Init mutex
150
    0.79    0.00    5.03    0.93   96%  59% Lock [unlocked] mutex
151
    0.84    0.00    5.03    0.94   96%  56% Unlock [locked] mutex
152
    0.63    0.00    1.68    0.79   62%  62% Trylock [unlocked] mutex
153
    0.52    0.00    1.68    0.72   68%  68% Trylock [locked] mutex
154
    0.58    0.00    1.68    0.76   65%  65% Destroy mutex
155
    3.40    3.35    5.03    0.10   96%  96% Unlock/Lock mutex
156
 
157
    0.99    0.00    1.68    0.81   59%  40% Create mbox
158
    0.47    0.00    1.68    0.68   71%  71% Peek [empty] mbox
159
    0.79    0.00    5.03    0.93   96%  59% Put [first] mbox
160
    0.42    0.00    1.68    0.63   75%  75% Peek [1 msg] mbox
161
    0.79    0.00    1.68    0.83   53%  53% Put [second] mbox
162
    0.37    0.00    1.68    0.57   78%  78% Peek [2 msgs] mbox
163
    0.73    0.00    3.35    0.87   59%  59% Get [first] mbox
164
    0.73    0.00    1.68    0.82   56%  56% Get [second] mbox
165
    0.79    0.00    3.35    0.88   56%  56% Tryput [first] mbox
166
    0.68    0.00    3.35    0.85   62%  62% Peek item [non-empty] mbox
167
    0.73    0.00    3.35    0.87   59%  59% Tryget [non-empty] mbox
168
    0.63    0.00    1.68    0.79   62%  62% Peek item [empty] mbox
169
    0.68    0.00    1.68    0.81   59%  59% Tryget [empty] mbox
170
    0.26    0.00    1.68    0.44   84%  84% Waiting to get mbox
171
    0.63    0.00    1.68    0.79   62%  62% Waiting to put mbox
172
    0.73    0.00    3.35    0.87   59%  59% Delete mbox
173
    3.25    1.68    3.35    0.20   93%   6% Put/Get mbox
174
 
175
    0.63    0.00    1.68    0.79   62%  62% Init semaphore
176
    0.63    0.00    1.68    0.79   62%  62% Post [0] semaphore
177
    0.63    0.00    1.68    0.79   62%  62% Wait [1] semaphore
178
    0.52    0.00    1.68    0.72   68%  68% Trywait [0] semaphore
179
    0.52    0.00    1.68    0.72   68%  68% Trywait [1] semaphore
180
    0.52    0.00    1.68    0.72   68%  68% Peek semaphore
181
    0.21    0.00    1.68    0.37   87%  87% Destroy semaphore
182
    3.30    1.68    3.35    0.10   96%   3% Post/Wait semaphore
183
 
184
    0.79    0.00    3.35    0.88   56%  56% Create counter
185
    0.42    0.00    1.68    0.63   75%  75% Get counter value
186
    0.37    0.00    1.68    0.57   78%  78% Set counter value
187
    0.73    0.00    1.68    0.82   56%  56% Tick counter
188
    0.63    0.00    1.68    0.79   62%  62% Delete counter
189
 
190
    0.89    0.00    3.35    0.89   96%  50% Create alarm
191
    0.84    0.00    1.68    0.84  100%  50% Initialize alarm
192
    0.52    0.00    1.68    0.72   68%  68% Disable alarm
193
    0.89    0.00    3.35    0.89   96%  50% Enable alarm
194
    0.58    0.00    1.68    0.76   65%  65% Delete alarm
195
    0.63    0.00    1.68    0.79   62%  62% Tick counter [1 alarm]
196
    5.03    3.35    6.70    0.10   93%   3% Tick counter [many alarms]
197
    0.94    0.00    1.68    0.82   56%  43% Tick &#38; fire counter [1 alarm]
198
   11.16   10.06   11.73    0.76   65%  34% Tick &#38; fire counters [&#62;1 together]
199
    5.19    5.03    6.70    0.28   90%  90% Tick &#38; fire counters [&#62;1 separately]
200
    0.01    0.00    1.68    0.03   99%  99% Alarm latency [0 threads]
201
    0.13    0.00    1.68    0.24   92%  92% Alarm latency [2 threads]
202
    0.94    0.00    3.35    0.85   53%  45% Alarm latency [many threads]
203
    1.75    1.68    6.70    0.15   96%  96% Alarm -&#62; thread resume latency
204
 
205
   41       0     368  (main stack:  1036)  Thread stack used (1712 total)
206
All done, main stack            : stack used  1036 size  2912
207
All done             :  Interrupt stack used   368 size  4108
208
All done             : Idlethread stack used   288 size  2048
209
 
210
Timing complete - 28520 ms total
211
 
212
PASS:&lt;Basic timing OK&#62;
213
EXIT:&lt;done&#62;&#13;</PRE
214
></TD
215
></TR
216
></TABLE
217
></DIV
218
><DIV
219
CLASS="NAVFOOTER"
220
><HR
221
ALIGN="LEFT"
222
WIDTH="100%"><TABLE
223
SUMMARY="Footer navigation table"
224
WIDTH="100%"
225
BORDER="0"
226
CELLPADDING="0"
227
CELLSPACING="0"
228
><TR
229
><TD
230
WIDTH="33%"
231
ALIGN="left"
232
VALIGN="top"
233
><A
234
HREF="rt-sh-se7751.html"
235
ACCESSKEY="P"
236
>Prev</A
237
></TD
238
><TD
239
WIDTH="34%"
240
ALIGN="center"
241
VALIGN="top"
242
><A
243
HREF="ecos-user-guide.html"
244
ACCESSKEY="H"
245
>Home</A
246
></TD
247
><TD
248
WIDTH="33%"
249
ALIGN="right"
250
VALIGN="top"
251
><A
252
HREF="rt-v850-cebsa1.html"
253
ACCESSKEY="N"
254
>Next</A
255
></TD
256
></TR
257
><TR
258
><TD
259
WIDTH="33%"
260
ALIGN="left"
261
VALIGN="top"
262
>Board: Hitachi Solution Engine 7751 SH4 (se7751)</TD
263
><TD
264
WIDTH="34%"
265
ALIGN="center"
266
VALIGN="top"
267
><A
268
HREF="real-time-characterization.html"
269
ACCESSKEY="U"
270
>Up</A
271
></TD
272
><TD
273
WIDTH="33%"
274
ALIGN="right"
275
VALIGN="top"
276
>Board: NEC V850 Cosmo Evaluation Board</TD
277
></TR
278
></TABLE
279
></DIV
280
></BODY
281
></HTML
282
>

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.