GitHub - jerrycychen/context-switch-measures: :chart_with_upwards_trend: Context switch analysis on a single-processor machine

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Name		Name	Last commit message	Last commit date
Latest commit History 1 Commit
Screenshot from 2016-10-30 14:24:00.png		Screenshot from 2016-10-30 14:24:00.png
Screenshot from 2016-10-30 14:51:51.png		Screenshot from 2016-10-30 14:51:51.png
a2 report.pdf		a2 report.pdf
a2.pdf		a2.pdf
hr-timer		hr-timer
hr-timer.c		hr-timer.c
main		main
main.c		main.c
main.o		main.o
main.zip		main.zip
makefile		makefile
readme		readme

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readme.txt
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Question1:
1)compile hr-timer.c with "gcc -std=gnu99 hr-timer.c" command in the terminal
2)run a.out executable with "./a.out" command in the terminal
3)"make clean" command if compiled files need to be removed
P.S. for comments on Q1 please refer to hr-timer.c
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Question2-5:
1)compile main.c with "make" command in the terminal
2)run executable with "make run" command in the terminal
3)"make clean" command if compiled files need to be removed
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Measurements:
Average cost of minimal funcCall minus forloop overhead:0.829867 nano seconds
Average cost of minimal sysCall minus forloop overhead:0.908742 nano seconds
Average cost of 1 process context switch:899.692120 nano seconds
Average cost of 1 thread context switch:579.569050 nano seconds
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