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>Board: Fujitsu SPARClite Evaluation Board</TITLE
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>eCos User Guide</TH
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>Prev</A
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><TD
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>Appendix B. Real-time characterization</TD
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NAME="RT-SPARCLITE-SLEB">Board: Fujitsu SPARClite Evaluation Board</H1
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>&#13;Board: Fujitsu SPARClite Evaluation Board
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CPU  : Fujitsu SPARClite MB8683X 100MHz
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eCOS Kernel Timings
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Note: all times are in microseconds (.000001) unless otherwise stated
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Reading the hardware clock takes 0 'ticks' overhead
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... this value will be factored out of all other measurements
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Clock interrupt took   17.19 microseconds (17 raw clock ticks)
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Testing parameters:
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   Clock samples:          32
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   Threads:                24
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   Thread switches:       128
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   Mutexes:                32
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   Mailboxes:              32
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   Semaphores:             32
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   Scheduler operations:  128
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   Counters:               32
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   Alarms:                 32
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                                 Confidence
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     Ave     Min     Max     Var  Ave  Min  Function
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  ======  ======  ======  ====== ========== ========
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   48.59   47.00   63.01    1.41   66%  70% Create thread
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    2.13    2.00    5.00    0.24   95%  95% Yield thread [all suspended]
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    2.92    2.00   10.00    0.69   58%  37% Suspend [suspended] thread
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    2.13    1.00   10.00    0.66   75%  20% Resume thread
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    2.79    2.00   11.00    0.86   95%  54% Set priority
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    1.00    0.00    5.00    0.33   79%  16% Get priority
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    7.17    5.00   34.00    2.24   95%  95% Kill [suspended] thread
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    2.42    2.00   12.00    0.80   95%  95% Yield [no other] thread
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    3.46    2.00   14.00    1.10   75%  83% Resume [suspended low prio] thread
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    2.00    1.00    9.00    0.58   66%  29% Resume [runnable low prio] thread
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    4.21    3.00   20.00    1.38   95%  91% Suspend [runnable] thread
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    2.33    2.00   10.00    0.64   95%  95% Yield [only low prio] thread
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    2.00    1.00    9.00    0.67   58%  33% Suspend [runnable-&#62;not runnable]
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    5.79    4.00   30.00    2.07   95%  95% Kill [runnable] thread
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   39.34   37.00   75.01    3.36   91%  91% Resume [high priority] thread
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   15.20   15.00   31.00    0.40   97%  97% Thread switch
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    1.04    1.00    4.00    0.08   97%  97% Scheduler lock
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    1.42    1.00    5.00    0.51   60%  60% Scheduler unlock [0 threads]
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    1.41    1.00    5.00    0.50   61%  61% Scheduler unlock [1 suspended]
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    1.41    1.00    5.00    0.50   60%  60% Scheduler unlock [many suspended]
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    1.40    1.00    5.00    0.50   62%  62% Scheduler unlock [many low prio]
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    1.19    1.00    6.00    0.35   93%  93% Init mutex
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    2.34    2.00   12.00    0.64   93%  93% Lock [unlocked] mutex
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    3.41    3.00   13.00    0.71   96%  87% Unlock [locked] mutex
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    2.16    1.00   10.00    0.49   87%   9% Trylock [unlocked] mutex
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    1.78    1.00    7.00    0.59   59%  37% Trylock [locked] mutex
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    0.72    0.00    2.00    0.45   65%  31% Destroy mutex
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   25.25   24.00   41.00    0.98   71%  25% Unlock/Lock mutex
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    1.44    1.00    9.00    0.68   96%  78% Create mbox
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    0.94    0.00    3.00    0.23   84%  12% Peek [empty] mbox
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    3.06    2.00   13.00    0.62   71%  25% Put [first] mbox
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    0.69    0.00    3.00    0.52   59%  37% Peek [1 msg] mbox
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    2.44    2.00   10.00    0.68   96%  78% Put [second] mbox
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    0.78    0.00    3.00    0.44   68%  28% Peek [2 msgs] mbox
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    3.78    3.00   14.00    0.83   96%  53% Get [first] mbox
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    2.97    2.00    9.00    0.61   56%  31% Get [second] mbox
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    2.53    2.00   12.00    0.80   96%  75% Tryput [first] mbox
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    2.72    2.00   12.00    0.81   96%  56% Peek item [non-empty] mbox
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    2.63    2.00   13.00    0.94   90%  75% Tryget [non-empty] mbox
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    1.97    1.00    6.00    0.42   68%  21% Peek item [empty] mbox
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    2.09    1.00    9.00    0.49   78%  15% Tryget [empty] mbox
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    0.84    0.00    4.00    0.42   71%  25% Waiting to get mbox
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    0.81    0.00    4.00    0.46   68%  28% Waiting to put mbox
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    2.38    2.00   11.00    0.66   96%  87% Delete mbox
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   23.41   22.00   47.00    1.47   96%  96% Put/Get mbox
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    1.03    0.00    6.00    0.31   84%  12% Init semaphore
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    2.66    2.00    8.00    0.66   96%  50% Post [0] semaphore
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    1.97    1.00   10.00    0.55   68%  28% Wait [1] semaphore
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    1.78    1.00    8.00    0.63   56%  40% Trywait [0] semaphore
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    1.84    1.00    8.00    0.58   62%  34% Trywait [1] semaphore
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    1.00    0.00    5.00    0.25   84%  12% Peek semaphore
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    0.81    0.00    4.00    0.46   68%  28% Destroy semaphore
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   19.03   18.00   41.00    1.37   96%  96% Post/Wait semaphore
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    1.38    1.00    6.00    0.56   75%  75% Create counter
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    1.09    1.00    3.00    0.18   93%  93% Get counter value
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    1.00    0.00    5.00    0.31   78%  15% Set counter value
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    3.09    2.00    6.00    0.35   78%   9% Tick counter
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    0.91    0.00    5.00    0.40   75%  21% Delete counter
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    2.53    2.00    9.00    0.70   96%  65% Create alarm
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    6.03    5.00   22.00    1.00   50%  46% Initialize alarm
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    0.78    0.00    4.00    0.49   65%  31% Disable alarm
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    2.91    2.00   13.00    0.91   87%  50% Enable alarm
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    0.97    0.00    5.00    0.30   81%  15% Delete alarm
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    2.69    2.00    9.00    0.69   96%  50% Tick counter [1 alarm]
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   12.00   11.00   23.00    0.69   62%  34% Tick counter [many alarms]
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    4.16    3.00   13.00    0.55   84%  12% Tick &#38; fire counter [1 alarm]
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   72.69   72.01   87.01    1.03   96%  96% Tick &#38; fire counters [&#62;1 together]
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   13.66   13.00   23.00    0.82   96%  62% Tick &#38; fire counters [&#62;1 separately]
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   13.26   13.00   42.00    0.51   98%  98% Alarm latency [0 threads]
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   16.75   11.00   53.01    2.78   64%  16% Alarm latency [2 threads]
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   24.06   18.00   58.01    3.55   67%  25% Alarm latency [many threads]
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    3.61    2.00   13.00    0.00            Clock/interrupt latency
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Timing complete - 23590 ms total
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PASS:&lt;Basic timing OK&#62;
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EXIT:&lt;done&#62;
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        </PRE
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>Board: Matsushita STDEVAL1 Board</TD
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