Board: CQ CqREEK SH3 Evaluation Board (cq7708)


Board: CQ CqREEK SH3 Evaluation Board (cq7708)

CPU: Hitachi SH3/7708 60MHz

Startup, main stack             : stack used   448 size  4112
Startup              :  Interrupt stack used    80 size  4096
Startup              : Idlethread stack used    96 size  2048

eCos Kernel Timings
Notes: all times are in microseconds (.000001) unless otherwise stated

Reading the hardware clock takes 2 `ticks' overhead
... this value will be factored out of all other measurements
Clock interrupt took   19.17 microseconds (71 raw clock ticks)

Testing parameters:
   Clock samples:            32
   Threads:                  64
   Thread switches:         128
   Mutexes:                  32
   Mailboxes:                32
   Semaphores:               32
   Scheduler operations:    128
   Counters:                 32
   Alarms:                   32


                                 Confidence
     Ave     Min     Max     Var  Ave  Min  Function
  ======  ======  ======  ====== ========== ========
   20.62   14.40   26.93    3.23   48%  26% Create thread
    3.16    2.93    4.27    0.09   78%  20% Yield thread [all suspended]
    2.91    2.40    5.87    0.17   57%   1% Suspend [suspended] thread
    2.73    2.40    6.40    0.19   64%  15% Resume thread
    4.05    3.73   11.47    0.27   62%  90% Set priority
    0.82    0.27    2.67    0.17   56%   3% Get priority
    9.07    8.53   24.27    0.51   78%  71% Kill [suspended] thread
    3.19    2.93    7.20    0.14   70%  28% Yield [no other] thread
    5.45    4.53   17.87    0.49   78%  17% Resume [suspended low prio] thread
    2.67    2.40    5.07    0.15   56%  28% Resume [runnable low prio] thread
    4.95    4.27   11.47    0.28   82%  14% Suspend [runnable] thread
    3.15    2.93    4.53    0.11   73%  25% Yield [only low prio] thread
    2.82    2.40    5.60    0.21   84%  10% Suspend [runnable->not runnable]
    8.92    8.00   24.27    0.51   84%  14% Kill [runnable] thread
    5.10    4.53   12.00    0.27   59%  39% Destroy [dead] thread
   11.81   10.93   37.33    0.81   87%  95% Destroy [runnable] thread
   22.15   20.80   54.67    1.27   92%  92% Resume [high priority] thread
    6.85    6.67   13.60    0.19   99%  50% Thread switch

    0.27    0.27    1.07    0.01   99%  99% Scheduler lock
    1.74    1.60    2.67    0.14   99%  50% Scheduler unlock [0 threads]
    1.74    1.60    2.93    0.14   99%  50% Scheduler unlock [1 suspended]
    1.81    1.60    4.27    0.11   72%  26% Scheduler unlock [many suspended]
    1.75    1.60    4.00    0.15   50%  49% Scheduler unlock [many low prio]

    1.22    1.07    4.27    0.23   96%  78% Init mutex
    3.18    2.93    7.20    0.27   96%  53% Lock [unlocked] mutex
    3.40    3.20    8.00    0.31   96%  96% Unlock [locked] mutex
    2.77    2.40    5.87    0.22   87%   9% Trylock [unlocked] mutex
    2.35    2.13    3.47    0.14   65%  31% Trylock [locked] mutex
    0.78    0.53    2.67    0.14   68%  28% Destroy mutex
   22.80   22.40   28.80    0.51   96%  71% Unlock/Lock mutex

    2.61    2.40    6.13    0.26   96%  62% Create mbox
    0.52    0.27    1.60    0.19   40%  37% Peek [empty] mbox
    3.54    3.20    7.73    0.35   93%  78% Put [first] mbox
    0.50    0.27    1.60    0.17   46%  37% Peek [1 msg] mbox
    3.62    3.20    6.93    0.34   59%  65% Put [second] mbox
    0.52    0.27    2.13    0.23   31%  43% Peek [2 msgs] mbox
    3.93    3.47   10.13    0.43   65%  65% Get [first] mbox
    3.92    3.47    7.47    0.40   56%  56% Get [second] mbox
    3.37    2.93    6.93    0.36   59%  68% Tryput [first] mbox
    3.30    2.67    6.93    0.38   84%  40% Peek item [non-empty] mbox
    3.93    3.47    9.33    0.44   65%  71% Tryget [non-empty] mbox
    2.94    2.67    6.13    0.25   43%  43% Peek item [empty] mbox
    3.23    2.93    6.67    0.27   56%  84% Tryget [empty] mbox
    0.58    0.27    2.67    0.20   62%  21% Waiting to get mbox
    0.55    0.27    1.87    0.14   62%  21% Waiting to put mbox
    3.82    3.47    9.87    0.39   96%  93% Delete mbox
   13.35   12.80   21.33    0.50   87%  78% Put/Get mbox

    1.22    1.07    2.93    0.19   96%  59% Init semaphore
    2.42    2.13    4.27    0.12   81%  15% Post [0] semaphore
    2.96    2.67    5.07    0.16   68%  21% Wait [1] semaphore
    2.37    2.13    4.53    0.17   62%  34% Trywait [0] semaphore
    2.29    2.13    3.47    0.17   96%  53% Trywait [1] semaphore
    0.66    0.53    2.13    0.17   96%  68% Peek semaphore
    0.81    0.53    2.93    0.13   75%  21% Destroy semaphore
   14.47   14.13   21.33    0.43   96%  96% Post/Wait semaphore

    1.44    1.07    3.47    0.29   56%  71% Create counter
    0.62    0.27    1.07    0.14   62%   3% Get counter value
    0.56    0.27    1.60    0.17   50%  25% Set counter value
    3.39    3.20    4.27    0.16   53%  40% Tick counter
    0.83    0.53    1.87    0.14   68%  15% Delete counter

    2.02    1.87    4.00    0.21   93%  68% Create alarm
    5.06    4.27   11.73    0.46   78%  18% Initialize alarm
    0.73    0.27    2.40    0.22   84%   3% Disable alarm
    4.82    4.27   11.47    0.48   81%  65% Enable alarm
    1.19    0.80    3.47    0.22   87%   9% Delete alarm
    3.63    3.47    5.60    0.20   96%  59% Tick counter [1 alarm]
   15.01   14.93   16.53    0.13   87%  87% Tick counter [many alarms]
    5.50    5.33    8.00    0.22   96%  65% Tick & fire counter [1 alarm]
   74.27   74.13   76.80    0.21   96%  78% Tick & fire counters [>1 together]
   16.90   16.53   19.47    0.23   81%  15% Tick & fire counters [>1 separately]
   16.70   16.53   36.27    0.33   98%  98% Alarm latency [0 threads]
   17.85   16.53   34.40    0.47   73%   0% Alarm latency [2 threads]
   63.26   58.40   80.00    2.64   52%  32% Alarm latency [many threads]
   30.37   29.33  124.80    1.68   98%  97% Alarm -> thread resume latency

    7.37    5.07   17.87    0.00            Clock/interrupt latency

    9.00    4.53   26.93    0.00            Clock DSR latency

  106       0     376  (main stack:   764)  Thread stack used (992 total)
All done, main stack            : stack used   764 size  4112
All done             :  Interrupt stack used   176 size  4096
All done             : Idlethread stack used   352 size  2048

Timing complete - 30310 ms total

PASS:<Basic timing OK>
EXIT:<done>