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+>Board: Toshiba JMR3904 Evaluation Board</TITLE
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+>Appendix B. Real-time characterization</TD
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+NAME="RT-TX39-JMR3904">Board: Toshiba JMR3904 Evaluation Board</H1
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+><PRE
+CLASS="LITERALLAYOUT"
+> Board: Toshiba JMR3904 Evaluation Board
+
+CPU : TMPR3904F 50MHz
+
+
+eCOS Kernel Timings
+Note: all times are in microseconds (.000001) unless otherwise stated
+
+Reading the hardware clock takes 0 'ticks' overhead
+... this value will be factored out of all other measurements
+Clock interrupt took 29.68 microseconds (45 raw clock ticks)
+
+Testing parameters:
+ Clock samples: 32
+ Threads: 24
+ Thread switches: 128
+ Mutexes: 32
+ Mailboxes: 32
+ Semaphores: 32
+ Scheduler operations: 128
+ Counters: 32
+ Alarms: 32
+
+
+ Confidence
+ Ave Min Max Var Ave Min Function
+ ====== ====== ====== ====== ========== ========
+ 13.62 11.72 27.99 1.51 79% 54% Create thread
+ 2.77 2.60 3.91 0.26 79% 79% Yield thread [all suspended]
+ 3.31 2.60 6.51 0.27 83% 12% Suspend [suspended] thread
+ 2.58 1.95 7.81 0.47 58% 37% Resume thread
+ 4.94 4.56 11.07 0.60 95% 79% Set priority
+ 0.71 0.65 1.95 0.10 95% 95% Get priority
+ 14.97 14.32 25.39 0.87 95% 95% Kill [suspended] thread
+ 2.25 1.95 9.11 0.57 95% 95% Yield [no other] thread
+ 7.27 6.51 12.37 0.42 79% 16% Resume [suspended low prio] thread
+ 2.28 1.95 7.16 0.51 95% 79% Resume [runnable low prio] thread
+ 4.31 3.26 12.37 0.75 87% 79% Suspend [runnable] thread
+ 2.17 1.95 7.16 0.42 95% 95% Yield [only low prio] thread
+ 2.39 1.95 6.51 0.51 95% 58% Suspend [runnable->not runnable]
+ 13.43 12.37 22.79 0.80 91% 91% Kill [runnable] thread
+ 22.30 20.83 37.76 1.76 91% 91% Resume [high priority] thread
+ 4.62 4.56 11.07 0.13 98% 98% Thread switch
+
+ 1.51 1.30 2.60 0.29 68% 68% Scheduler lock
+ 2.36 1.95 3.26 0.31 61% 37% Scheduler unlock [0 threads]
+ 2.39 1.95 5.21 0.32 62% 36% Scheduler unlock [1 suspended]
+ 2.38 1.95 4.56 0.32 61% 37% Scheduler unlock [many suspended]
+ 2.38 1.95 5.21 0.32 61% 37% Scheduler unlock [many low prio]
+
+ 0.90 0.65 3.26 0.35 71% 71% Init mutex
+ 2.48 1.95 8.46 0.50 50% 46% Lock [unlocked] mutex
+ 2.83 2.60 9.11 0.42 93% 93% Unlock [locked] mutex
+ 2.30 1.95 6.51 0.45 96% 65% Trylock [unlocked] mutex
+ 1.99 1.30 5.86 0.24 84% 12% Trylock [locked] mutex
+ 0.04 0.00 1.30 0.08 96% 96% Destroy mutex
+ 42.40 42.32 44.92 0.16 96% 96% Unlock/Lock mutex
+
+ 1.44 1.30 5.86 0.28 96% 96% Create mbox
+ 0.51 0.00 1.30 0.25 71% 25% Peek [empty] mbox
+ 2.93 2.60 9.11 0.51 96% 78% Put [first] mbox
+ 0.51 0.00 1.30 0.25 71% 25% Peek [1 msg] mbox
+ 4.19 3.91 5.21 0.34 59% 59% Put [second] mbox
+ 0.45 0.00 0.65 0.28 68% 31% Peek [2 msgs] mbox
+ 3.28 2.60 10.42 0.45 65% 31% Get [first] mbox
+ 3.34 2.60 9.77 0.40 78% 18% Get [second] mbox
+ 2.69 1.95 9.11 0.40 78% 18% Tryput [first] mbox
+ 2.75 1.95 7.81 0.32 93% 3% Peek item [non-empty] mbox
+ 3.15 2.60 9.11 0.48 53% 43% Tryget [non-empty] mbox
+ 2.22 1.95 6.51 0.41 96% 78% Peek item [empty] mbox
+ 2.40 1.95 5.86 0.42 50% 46% Tryget [empty] mbox
+ 0.47 0.00 0.65 0.26 71% 28% Waiting to get mbox
+ 0.59 0.00 1.30 0.15 84% 12% Waiting to put mbox
+ 4.01 3.26 10.42 0.40 81% 15% Delete mbox
+ 26.18 26.04 30.60 0.28 96% 96% Put/Get mbox
+
+ 0.92 0.65 3.91 0.38 71% 71% Init semaphore
+ 2.24 1.95 6.51 0.43 96% 75% Post [0] semaphore
+ 2.32 1.95 7.16 0.48 96% 65% Wait [1] semaphore
+ 2.03 1.30 5.86 0.24 90% 6% Trywait [0] semaphore
+ 1.91 1.30 4.56 0.23 78% 18% Trywait [1] semaphore
+ 0.77 0.00 1.95 0.30 65% 9% Peek semaphore
+ 0.61 0.00 1.95 0.15 84% 12% Destroy semaphore
+ 22.62 22.14 30.60 0.61 96% 62% Post/Wait semaphore
+
+ 0.92 0.65 3.91 0.38 71% 71% Create counter
+ 0.69 0.65 1.95 0.08 96% 96% Get counter value
+ 0.41 0.00 1.30 0.33 56% 40% Set counter value
+ 3.21 2.60 5.86 0.27 71% 21% Tick counter
+ 0.65 0.00 3.26 0.16 84% 12% Delete counter
+
+ 1.57 1.30 4.56 0.38 71% 71% Create alarm
+ 4.52 3.91 13.02 0.57 50% 46% Initialize alarm
+ 0.61 0.00 1.95 0.15 84% 12% Disable alarm
+ 4.43 3.91 9.11 0.43 56% 40% Enable alarm
+ 0.87 0.65 2.60 0.32 71% 71% Delete alarm
+ 2.93 2.60 6.51 0.43 96% 65% Tick counter [1 alarm]
+ 14.83 14.32 22.79 0.60 96% 59% Tick counter [many alarms]
+ 4.88 4.56 11.07 0.51 96% 78% Tick & fire counter [1 alarm]
+ 83.25 82.03 102.86 1.23 96% 93% Tick & fire counters [>1 together]
+ 17.58 16.93 27.34 0.61 50% 46% Tick & fire counters [>1 separately]
+ 26.18 24.74 40.36 0.30 97% 0% Alarm latency [0 threads]
+ 33.88 29.30 56.64 1.70 85% 6% Alarm latency [2 threads]
+ 36.37 29.30 61.20 3.25 53% 24% Alarm latency [many threads]
+
+ 7.85 6.51 14.97 0.00 Clock/interrupt latency
+
+Timing complete - 23540 ms total
+
+PASS:<Basic timing OK>
+EXIT:<done>
+
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