ZealOS/docs/Doc/Profiler.DD.html
TomAwezome 93c19f3f1b Change ProfRep to sort by CPU usage.
Add column headers to Rep functions.
Change MEM_EXTRA_HASH2_PAGS to 1. (Revert this later if it causes bugs.)
2021-10-30 05:12:52 -04:00

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<pre style="font-family:monospace;font-size:12pt">
<a name="l1"></a><span class=cF0>The profiler records where the CPU was executing when the 1000Hz timer interrupt occured, so you can learn where time is
<a name="l2"></a>spent.
<a name="l3"></a>
<a name="l4"></a>Use the </span><a href="https://zeal-operating-system.github.io/ZealOS/System/Utils/Profiler.CC.html#l30"><span class=cF4>Prof</span></a><span class=cF0>() depth argument to record a hit in the N routines which called the current routine, as well.
<a name="l5"></a>
<a name="l6"></a>When done collecting statistics, use </span><a href="https://zeal-operating-system.github.io/ZealOS/System/Utils/Profiler.CC.html#l95"><span class=cF4>ProfRep</span></a><span class=cF0>() for a report. You might need a </span><a href="https://zeal-operating-system.github.io/ZealOS/System/DolDoc/DocRecalcLib.CC.html#l203"><span class=cF4>DocMax</span></a><span class=cF0>() to expand the command line window
<a name="l7"></a>buffer to fit it all.
<a name="l8"></a>
<a name="l9"></a>Study the code. The profiler is very simple. You might want to enhance it or modify it to debug something in particular.
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