OpenCores
URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [ecos-2.0/] [doc/] [html/] [user-guide/] [rt-vr4300-vrc4373.html] - Blame information for rev 1765

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 1254 phoenix
<!-- 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: NEC VR4373</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: Cogent CMA MPC860 (PowerPC) Evaluation "
26
HREF="rt-ppc-cogent.html"><LINK
27
REL="NEXT"
28
TITLE="Board: Intel SA1110 (Assabet)"
29
HREF="rt-arm-assabet.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-ppc-cogent.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-arm-assabet.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-VR4300-VRC4373">Board: NEC VR4373</H1
86
><TABLE
87
BORDER="5"
88
BGCOLOR="#E0E0F0"
89
WIDTH="70%"
90
><TR
91
><TD
92
><PRE
93
CLASS="LITERALLAYOUT"
94
>&#13;Board: NEC VR4373
95
 
96
CPU  : NEC VR4300 133MHz
97
 
98
 
99
Startup, main stack             : stack used  1304 size  3576
100
Startup              :  Interrupt stack used   980 size  4096
101
Startup              : Idlethread stack used   494 size  2552
102
 
103
eCos Kernel Timings
104
Notes: all times are in microseconds (.000001) unless otherwise stated
105
 
106
Reading the hardware clock takes 3 `ticks' overhead
107
... this value will be factored out of all other measurements
108
Clock interrupt took    6.49 microseconds (431 raw clock ticks)
109
 
110
Testing parameters:
111
   Clock samples:          32
112
   Threads:                16
113
   Thread switches:       128
114
   Mutexes:                32
115
   Mailboxes:              32
116
   Semaphores:             32
117
   Scheduler operations:  128
118
   Counters:               32
119
   Alarms:                 32
120
 
121
 
122
                                 Confidence
123
     Ave     Min     Max     Var  Ave  Min  Function
124
  ======  ======  ======  ====== ========== ========
125
   17.21   16.18   22.14    0.88   75%  68% Create thread
126
    0.84    0.78    1.29    0.10   81%  81% Yield thread [all suspended]
127
    0.90    0.62    3.20    0.35   87%  87% Suspend [suspended] thread
128
    0.74    0.65    1.16    0.12   81%  68% Resume thread
129
    1.11    0.90    1.70    0.25   75%  68% Set priority
130
    0.11    0.05    0.35    0.09   75%  75% Get priority
131
    2.93    2.24    8.27    0.78   93%  75% Kill [suspended] thread
132
    0.88    0.78    1.92    0.16   93%  81% Yield [no other] thread
133
    1.82    1.20    4.71    0.62   87%  62% Resume [suspended low prio] thread
134
    0.70    0.63    0.86    0.09   68%  68% Resume [runnable low prio] thread
135
    1.21    1.07    1.61    0.13   81%  68% Suspend [runnable] thread
136
    0.86    0.78    1.58    0.13   81%  81% Yield [only low prio] thread
137
    0.69    0.62    0.84    0.09   68%  68% Suspend [runnable-&#62;not runnable]
138
    2.64    2.24    4.35    0.43   81%  62% Kill [runnable] thread
139
    1.50    1.07    5.82    0.56   93%  87% Destroy [dead] thread
140
    3.66    2.75    7.74    0.82   50%  56% Destroy [runnable] thread
141
   13.65    8.33   27.88    3.70   50%  43% Resume [high priority] thread
142
    2.04    1.89    3.32    0.15   46%  49% Thread switch
143
 
144
    0.19    0.05    0.83    0.13   48%  44% Scheduler lock
145
    0.50    0.41    1.59    0.13   89%  73% Scheduler unlock [0 threads]
146
    0.52    0.41    1.29    0.14   89%  64% Scheduler unlock [1 suspended]
147
    0.56    0.41    1.49    0.15   42%  47% Scheduler unlock [many suspended]
148
    0.56    0.41    1.41    0.15   43%  47% Scheduler unlock [many low prio]
149
 
150
    0.57    0.20    2.33    0.27   65%  50% Init mutex
151
    0.89    0.75    3.35    0.20   96%  75% Lock [unlocked] mutex
152
    0.90    0.74    4.38    0.25   96%  93% Unlock [locked] mutex
153
    0.77    0.65    2.63    0.17   96%  75% Trylock [unlocked] mutex
154
    0.66    0.59    1.16    0.10   75%  75% Trylock [locked] mutex
155
    0.07    0.00    0.45    0.09   75%  75% Destroy mutex
156
    7.95    7.71    9.49    0.19   50%  46% Unlock/Lock mutex
157
 
158
    1.04    0.81    3.44    0.27   93%  68% Create mbox
159
    0.10    0.02    0.57    0.11   71%  68% Peek [empty] mbox
160
    1.15    0.83    4.71    0.31   53%  71% Put [first] mbox
161
    0.10    0.02    0.57    0.12   68%  68% Peek [1 msg] mbox
162
    1.01    0.83    3.83    0.22   93%  75% Put [second] mbox
163
    0.09    0.02    0.57    0.10   71%  71% Peek [2 msgs] mbox
164
    1.03    0.81    5.02    0.27   96%  87% Get [first] mbox
165
    0.93    0.81    1.61    0.14   84%  62% Get [second] mbox
166
    1.07    0.77    4.18    0.23   68%  50% Tryput [first] mbox
167
    0.89    0.72    3.49    0.21   93%  71% Peek item [non-empty] mbox
168
    1.04    0.83    4.09    0.26   90%  81% Tryget [non-empty] mbox
169
    0.79    0.68    1.97    0.15   87%  68% Peek item [empty] mbox
170
    0.84    0.72    2.36    0.17   93%  68% Tryget [empty] mbox
171
    0.13    0.02    0.59    0.13   87%  62% Waiting to get mbox
172
    0.13    0.02    0.90    0.13   90%  62% Waiting to put mbox
173
    0.93    0.77    3.23    0.21   90%  71% Delete mbox
174
    4.74    4.51    8.80    0.32   93%  78% Put/Get mbox
175
 
176
    0.50    0.21    1.95    0.29   90%  50% Init semaphore
177
    0.86    0.57    2.87    0.29   93%  56% Post [0] semaphore
178
    1.01    0.74    3.62    0.28   93%  56% Wait [1] semaphore
179
    0.87    0.60    3.17    0.28   90%  59% Trywait [0] semaphore
180
    0.74    0.62    1.70    0.14   93%  56% Trywait [1] semaphore
181
    0.36    0.11    1.11    0.26   65%  56% Peek semaphore
182
    0.25    0.12    1.19    0.14   93%  56% Destroy semaphore
183
    7.85    7.52    8.93    0.21   62%  43% Post/Wait semaphore
184
 
185
    0.90    0.44    3.08    0.29   65%  28% Create counter
186
    0.07    0.05    0.89    0.05   96%  96% Get counter value
187
    0.06    0.05    0.33    0.02   96%  96% Set counter value
188
    0.88    0.86    1.62    0.05   96%  96% Tick counter
189
    0.13    0.12    0.41    0.02   96%  96% Delete counter
190
 
191
    1.37    0.81    2.95    0.27   62%  25% Create alarm
192
    1.35    1.17    6.03    0.31   96%  93% Initialize alarm
193
    0.11    0.08    0.65    0.05   90%  90% Disable alarm
194
    1.23    1.14    3.05    0.15   93%  87% Enable alarm
195
    0.21    0.18    0.47    0.04   90%  90% Delete alarm
196
    1.03    0.99    2.11    0.07   96%  96% Tick counter [1 alarm]
197
    4.96    4.96    4.96    0.00  100% 100% Tick counter [many alarms]
198
    1.70    1.67    2.51    0.05   96%  96% Tick &#38; fire counter [1 alarm]
199
   26.39   26.38   26.71    0.02   96%  96% Tick &#38; fire counters [&#62;1 together]
200
    5.65    5.64    5.91    0.02   96%  96% Tick &#38; fire counters [&#62;1 separately]
201
    2.55    2.38    9.86    0.19   96%  54% Alarm latency [0 threads]
202
    5.37    3.80    9.73    0.95   50%  34% Alarm latency [2 threads]
203
    8.79    5.83   16.12    1.29   57%  14% Alarm latency [many threads]
204
 
205
    5.85    2.26   16.24    0.00            Clock/interrupt latency
206
 
207
 1540    1536    1544  (main stack:  1664)  Thread stack used (2552 total)
208
All done, main stack            : stack used  1664 size  3576
209
All done             :  Interrupt stack used   312 size  4096
210
All done             : Idlethread stack used  1440 size  2552
211
 
212
Timing complete - 23810 ms total
213
 
214
PASS:&lt;Basic timing OK&#62;
215
EXIT:&lt;done&#62;
216
        </PRE
217
></TD
218
></TR
219
></TABLE
220
></DIV
221
><DIV
222
CLASS="NAVFOOTER"
223
><HR
224
ALIGN="LEFT"
225
WIDTH="100%"><TABLE
226
SUMMARY="Footer navigation table"
227
WIDTH="100%"
228
BORDER="0"
229
CELLPADDING="0"
230
CELLSPACING="0"
231
><TR
232
><TD
233
WIDTH="33%"
234
ALIGN="left"
235
VALIGN="top"
236
><A
237
HREF="rt-ppc-cogent.html"
238
ACCESSKEY="P"
239
>Prev</A
240
></TD
241
><TD
242
WIDTH="34%"
243
ALIGN="center"
244
VALIGN="top"
245
><A
246
HREF="ecos-user-guide.html"
247
ACCESSKEY="H"
248
>Home</A
249
></TD
250
><TD
251
WIDTH="33%"
252
ALIGN="right"
253
VALIGN="top"
254
><A
255
HREF="rt-arm-assabet.html"
256
ACCESSKEY="N"
257
>Next</A
258
></TD
259
></TR
260
><TR
261
><TD
262
WIDTH="33%"
263
ALIGN="left"
264
VALIGN="top"
265
>Board: Cogent CMA MPC860 (PowerPC) Evaluation</TD
266
><TD
267
WIDTH="34%"
268
ALIGN="center"
269
VALIGN="top"
270
><A
271
HREF="real-time-characterization.html"
272
ACCESSKEY="U"
273
>Up</A
274
></TD
275
><TD
276
WIDTH="33%"
277
ALIGN="right"
278
VALIGN="top"
279
>Board: Intel SA1110 (Assabet)</TD
280
></TR
281
></TABLE
282
></DIV
283
></BODY
284
></HTML
285
>

powered by: WebSVN 2.1.0

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