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+>Board: Hitachi Solution Engine 7751 SH4 (se7751)</TITLE
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+TITLE="Board: Hitachi HS7729PCI HS7729 SH3"
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+>eCos User Guide</TH
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+>Appendix B. Real-time characterization</TD
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+><A
+NAME="RT-SH-SE7751">Board: Hitachi Solution Engine 7751 SH4 (se7751)</H1
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+><PRE
+CLASS="LITERALLAYOUT"
+>Board: Hitachi Solution Engine 7751 SH4 (se7751)
+
+CPU: Hitachi SH4/7751 162MHz
+
+
+Startup, main stack : stack used 464 size 4112
+Startup : Interrupt stack used 92 size 4096
+Startup : Idlethread stack used 94 size 2048
+
+
+eCos Kernel Timings
+Notes: all times are in microseconds (.000001) unless otherwise stated
+
+
+Reading the hardware clock takes 1 `ticks' overhead
+... this value will be factored out of all other measurements
+Clock interrupt took 14.27 microseconds (96 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
+ ====== ====== ====== ====== ========== ========
+ 8.06 5.63 12.15 1.37 46% 29% Create thread
+ 1.15 1.04 5.19 0.15 98% 98% Yield thread [all suspended]
+ 1.13 0.89 5.04 0.27 89% 62% Suspend [suspended] thread
+ 1.11 0.89 5.19 0.26 89% 71% Resume thread
+ 1.45 1.19 3.56 0.23 53% 53% Set priority
+ 0.21 0.15 1.19 0.10 90% 79% Get priority
+ 4.15 3.56 13.04 0.53 68% 64% Kill [suspended] thread
+ 1.12 1.04 3.70 0.12 98% 70% Yield [no other] thread
+ 1.75 1.33 8.00 0.38 59% 65% Resume [suspended low prio] thread
+ 1.10 0.89 4.59 0.25 87% 73% Resume [runnable low prio] thread
+ 1.59 1.33 5.93 0.33 81% 79% Suspend [runnable] thread
+ 1.13 1.04 4.30 0.13 98% 71% Yield [only low prio] thread
+ 1.09 0.89 3.56 0.21 89% 70% Suspend [runnable->not runnable]
+ 4.96 4.30 11.70 0.44 68% 39% Kill [runnable] thread
+ 1.95 1.48 8.00 0.34 75% 57% Destroy [dead] thread
+ 4.41 3.85 10.37 0.47 53% 57% Destroy [runnable] thread
+ 13.15 11.41 23.85 1.11 73% 39% Resume [high priority] thread
+ 3.10 2.96 6.22 0.11 41% 39% Thread switch
+
+ 0.13 0.00 1.33 0.06 74% 21% Scheduler lock
+ 0.76 0.74 1.78 0.03 96% 96% Scheduler unlock [0 threads]
+ 0.76 0.74 1.78 0.03 96% 96% Scheduler unlock [1 suspended]
+ 0.77 0.74 2.67 0.05 95% 95% Scheduler unlock [many suspended]
+ 0.76 0.74 2.37 0.04 95% 95% Scheduler unlock [many low prio]
+
+ 0.52 0.15 2.67 0.26 65% 34% Init mutex
+ 1.23 1.04 5.63 0.32 93% 93% Lock [unlocked] mutex
+ 1.45 1.19 5.33 0.31 90% 87% Unlock [locked] mutex
+ 1.13 0.89 4.15 0.28 90% 84% Trylock [unlocked] mutex
+ 1.00 0.89 2.96 0.17 87% 87% Trylock [locked] mutex
+ 0.37 0.30 1.78 0.13 90% 84% Destroy mutex
+ 9.09 8.59 12.59 0.43 71% 71% Unlock/Lock mutex
+ 0.93 0.59 4.30 0.40 84% 71% Create mbox
+ 0.26 0.00 1.19 0.17 71% 59% Peek [empty] mbox
+ 3.03 2.52 6.37 0.47 50% 59% Put [first] mbox
+ 0.23 0.00 0.74 0.14 68% 15% Peek [1 msg] mbox
+ 2.93 2.52 4.74 0.46 71% 59% Put [second] mbox
+ 0.22 0.00 0.59 0.13 68% 15% Peek [2 msgs] mbox
+ 2.07 1.63 5.93 0.37 84% 59% Get [first] mbox
+ 2.06 1.63 4.74 0.34 78% 59% Get [second] mbox
+ 1.48 1.04 5.48 0.37 62% 53% Tryput [first] mbox
+ 1.31 1.04 4.89 0.32 96% 75% Peek item [non-empty] mbox
+ 1.47 1.04 5.78 0.38 84% 65% Tryget [non-empty] mbox
+ 1.15 0.89 3.11 0.18 71% 56% Peek item [empty] mbox
+ 1.20 1.04 3.85 0.21 93% 84% Tryget [empty] mbox
+ 0.21 0.00 0.74 0.14 68% 18% Waiting to get mbox
+ 0.19 0.00 0.44 0.10 43% 15% Waiting to put mbox
+ 2.19 1.93 5.78 0.27 93% 71% Delete mbox
+ 10.23 9.93 11.56 0.15 53% 37% Put/Get mbox
+
+ 0.37 0.15 1.33 0.26 71% 71% Init semaphore
+ 0.98 0.89 2.52 0.13 96% 68% Post [0] semaphore
+ 1.08 0.89 3.26 0.15 68% 93% Wait [1] semaphore
+ 0.98 0.89 3.41 0.16 93% 93% Trywait [0] semaphore
+ 0.73 0.59 1.63 0.07 71% 25% Trywait [1] semaphore
+ 0.33 0.30 1.33 0.07 93% 93% Peek semaphore
+ 0.34 0.30 1.78 0.09 96% 96% Destroy semaphore
+ 9.36 8.74 10.37 0.33 56% 31% Post/Wait semaphore
+
+ 0.54 0.15 3.26 0.23 59% 37% Create counter
+ 0.13 0.00 0.59 0.07 68% 25% Get counter value
+ 0.14 0.00 0.59 0.07 68% 25% Set counter value
+ 3.74 3.56 5.33 0.17 53% 75% Tick counter
+ 0.32 0.15 2.07 0.12 71% 21% Delete counter
+
+ 1.59 1.19 3.11 0.29 71% 43% Create alarm
+ 1.89 1.48 6.37 0.44 87% 78% Initialize alarm
+ 0.20 0.15 0.74 0.09 87% 84% Disable alarm
+ 1.62 1.33 5.63 0.41 87% 84% Enable alarm
+ 0.40 0.30 1.33 0.13 87% 62% Delete alarm
+
+ 4.03 3.70 5.78 0.27 68% 56% Tick counter [1 alarm]
+ 14.18 13.93 15.70 0.27 81% 75% Tick counter [many alarms]
+ 4.81 4.59 5.93 0.13 81% 15% Tick & fire counter [1 alarm]
+ 30.77 30.52 33.63 0.20 75% 65% Tick & fire counters [>1 together]
+ 15.10 14.52 17.04 0.23 71% 3% Tick & fire counters [>1 separately]
+ 8.78 8.59 18.22 0.20 97% 89% Alarm latency [0 threads]
+ 11.29 9.33 17.48 1.02 56% 22% Alarm latency [2 threads]
+ 18.70 15.70 26.37 1.45 54% 22% Alarm latency [many threads]
+ 19.40 18.81 57.48 0.65 97% 97% Alarm -> thread resume latency
+
+ 4.18 2.81 8.89 0.00 Clock/interrupt latency
+
+ 3.98 2.52 11.56 0.00 Clock DSR latency
+
+ 6 0 380 (main stack: 728) Thread stack used (992 total)
+All done, main stack : stack used 728 size 4112
+All done : Interrupt stack used 196 size 4096
+All done : Idlethread stack used 360 size 2048
+
+Timing complete - 29790 ms total
+
+PASS:<Basic timing OK>
+EXIT:<done> </PRE
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+>Board: Hitachi HS7729PCI HS7729 SH3</TD
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