?? real-time-characterization.sgml
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0.25 0.21 0.88 0.06 84% 81% Wait [1] semaphore 0.32 0.06 1.79 0.21 78% 68% Trywait [0] semaphore 0.20 0.00 0.52 0.06 62% 3% Trywait [1] semaphore 0.07 0.00 0.45 0.10 84% 81% Peek semaphore 0.06 0.00 0.52 0.06 71% 78% Destroy semaphore 1.45 1.42 1.79 0.04 87% 87% Post/Wait semaphore 0.70 0.00 2.88 0.47 43% 34% Create counter 0.05 0.00 0.42 0.09 87% 84% Get counter value 0.02 0.00 0.45 0.04 93% 93% Set counter value 0.38 0.12 0.58 0.06 59% 3% Tick counter 0.03 0.00 0.48 0.05 93% 78% Delete counter 1.10 0.39 4.30 0.47 62% 53% Create alarm 0.58 0.03 3.12 0.18 87% 3% Initialize alarm 0.04 0.00 0.42 0.07 90% 90% Disable alarm 0.54 0.36 1.36 0.12 84% 43% Enable alarm 0.03 0.00 0.70 0.06 84% 84% Delete alarm 0.50 0.24 0.97 0.08 84% 6% Tick counter [1 alarm] 5.30 5.12 5.97 0.14 84% 75% Tick counter [many alarms] 0.82 0.64 1.36 0.11 78% 43% Tick & fire counter [1 alarm] 14.13 13.85 14.55 0.09 78% 3% Tick & fire counters [>1 together] 5.56 5.45 6.00 0.09 78% 71% Tick & fire counters [>1 separately] 9.69 9.45 12.52 0.22 64% 71% Alarm latency [0 threads] 9.98 9.48 12.76 0.23 69% 14% Alarm latency [2 threads] 10.38 9.48 24.67 0.59 74% 45% Alarm latency [many threads] 11.72 11.30 21.33 0.32 81% 58% Alarm -> thread resume latency 1.87 1.82 10.42 0.00 Clock/interrupt latency 3.02 2.58 7.67 0.00 Clock DSR latency 9 0 260 (main stack: 776) Thread stack used (1120 total)All done, main stack : stack used 776 size 2400All done : Interrupt stack used 268 size 4096All done : Idlethread stack used 244 size 1120Timing complete - 30300 ms totalPASS:<Basic timing OK>EXIT:<done> </LITERALLAYOUT></SECT1><!-- ==================================================== --><SECT1 id="rt-tx39-jmr3904"><TITLE>Board: Toshiba JMR3904 Evaluation Board</TITLE><LITERALLAYOUT CLASS="MONOSPACED">Board: Toshiba JMR3904 Evaluation BoardCPU : TMPR3904F 50MHzeCOS Kernel TimingsNote: all times are in microseconds (.000001) unless otherwise statedReading the hardware clock takes 0 'ticks' overhead... this value will be factored out of all other measurementsClock 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 latencyTiming complete - 23540 ms totalPASS:<Basic timing OK>EXIT:<done> </LITERALLAYOUT></SECT1><!-- ==================================================== --><SECT1 id="rt-tx49-ref4955"><TITLE>Board: Toshiba REF 4955</TITLE><LITERALLAYOUT CLASS="MONOSPACED">Board: Toshiba REF 4955CPU : Toshiba TX4955 66MHzStartup, main stack : stack used 960 size 2936Startup : Interrupt stack used 168 size 4096Startup : Idlethread stack used 372 size 2048eCos Kernel TimingsNotes: all times are in microseconds (.000001) unless otherwise statedReading the hardware clock takes 3 `ticks' overhead... this value will be factored out of all other measurementsClock interrupt took 4.00 microseconds (264 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 ====== ====== ====== ====== ========== ======== 11.21 9.58 14.11 0.95 48% 34% Create thread 0.66 0.65 1.29 0.02 98% 98% Yield thread [all suspended] 0.63 0.53 3.06 0.17 82% 82% Suspend [suspended] thread 0.54 0.53 1.06 0.02 98% 98% Resume thread 0.78 0.74 1.39 0.05 93% 93% Set priority 0.05 0.05 0.36 0.01 98% 98% Get priority 2.06 1.89 6.65 0.25 95% 79% Kill [suspended] thread 0.65 0.65 0.68 0.00 98% 98% Yield [no other] thread 1.15 1.02 3.03 0.20 81% 81% Resume [suspended low prio] thread 0.54 0.52 1.18 0.03 96% 96% Resume [runnable low prio] thread 0.94 0.88 1.27 0.01 95% 1% Suspend [runnable] thread 0.65 0.65 0.68 0.00 98% 98% Yield [only low prio] thread 0.54 0.53 0.86 0.01 98% 96% Suspend [runnable->not runnable] 1.97 1.89 2.98 0.12 84% 84% Kill [runnable] thread 1.03 0.92 4.94 0.17 89% 89% Destroy [dead] thread 2.55 2.33 4.38 0.24 89% 70% Destroy [runnable] thread 5.62 4.11 13.23 0.99 65% 40% Resume [high priority] thread 1.84 1.83 2.79 0.02 98% 98% Thread switch 0.12 0.02 0.65 0.15 74% 74% Scheduler lock 0.35 0.35 0.35 0.00 100% 100% Scheduler unlock [0 threads] 0.35 0.35 0.35 0.00 100% 100% Scheduler unlock [1 suspended] 0.43 0.35 1.17 0.13 78% 78% Scheduler unlock [many suspended] 0.45 0.35 1.17 0.15 75% 75% Scheduler unlock [many low prio] 0.46 0.15 3.38 0.30 62% 50% Init mutex 0.73 0.64 3.27 0.16 96% 96% Lock [unlocked] mutex 0.77 0.65 4.50 0.23 96% 96% Unlock [locked] mutex 0.58 0.55 1.42 0.05 96% 96% Trylock [unlocked] mutex 0.51 0.50 0.83 0.02 96% 96% Trylock [locked] mutex 0.12 0.11 0.41 0.02 96% 96% Destroy mutex 4.72 4.70 5.58 0.05 96% 96% Unlock/Lock mutex 1.01 0.67 3.48 0.40 71% 71% Create mbox 0.02 0.00 0.53 0.03 96% 96% Peek [empty] mbox 0.89 0.68 4.20 0.29 96% 71% Put [first] mbox 0.02 0.00 0.33 0.02 96% 96% Peek [1 msg] mbox 0.69 0.68 0.76 0.01 50% 46% Put [second] mbox 0.02 0.00 0.30 0.02 96% 96% Peek [2 msgs] mbox 0.81 0.71 3.83 0.19 96% 96% Get [first] mbox 0.72 0.71 1.02 0.02 96% 96% Get [second] mbox 0.81 0.65 2.74 0.22 96% 71% Tryput [first] mbox 0.67 0.62 2.27 0.10 96% 96% Peek item [non-empty] mbox 0.77 0.71 2.41 0.10 96% 96% Tryget [non-empty] mbox 0.59 0.58 0.88 0.02 96% 96% Peek item [empty] mbox 0.62 0.62 0.67 0.00 96% 96% Tryget [empty] mbox 0.03 0.02 0.32 0.02 96% 96% Waiting to get mbox 0.02 0.02 0.06 0.01 50% 46% Waiting to put mbox 0.75 0.65 3.59 0.18 96% 96% Delete mbox 2.80 2.77 3.59 0.05 96% 96% Put/Get mbox 0.37 0.18 0.88 0.28 71% 71% Init semaphore 0.48 0.47 0.80 0.02 96% 96% Post [0] semaphore 0.60 0.59 0.67 0.01 50% 46% Wait [1] semaphore 0.53 0.50 1.41 0.06 96% 96% Trywait [0] semaphore 0.51 0.50 0.71 0.01 96% 50% Trywait [1] semaphore 0.09 0.09 0.15 0.00 96% 96% Peek semaphore 0.12 0.11 0.41 0.02 96% 96% Destroy semaphore 3.05 3.05 3.05 0.00 100% 100% Post/Wait semaphore 0.57 0.17 2.76 0.24 59% 25% Create counter 0.06 0.05 0.58 0.03 96% 96% Get counter value 0.06 0.03 0.64 0.04 96% 96% Set counter value 0.73 0.71
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