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54 lines
1.4 KiB
54 lines
1.4 KiB
// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- |
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// |
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// high level performance monitoring |
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// |
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// we measure the main loop time |
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// |
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#if MAIN_LOOP_RATE == 400 |
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# define PERF_INFO_OVERTIME_THRESHOLD_MICROS 3000 |
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#else |
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# define PERF_INFO_OVERTIME_THRESHOLD_MICROS 10500 |
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#endif |
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uint16_t perf_info_loop_count; |
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uint32_t perf_info_max_time; |
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uint16_t perf_info_long_running; |
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// perf_info_reset - reset all records of loop time to zero |
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void perf_info_reset() |
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{ |
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perf_info_loop_count = 0; |
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perf_info_max_time = 0; |
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perf_info_long_running = 0; |
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} |
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// perf_info_check_loop_time - check latest loop time vs min, max and overtime threshold |
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void perf_info_check_loop_time(uint32_t time_in_micros) |
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{ |
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perf_info_loop_count++; |
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if( time_in_micros > perf_info_max_time) { |
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perf_info_max_time = time_in_micros; |
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} |
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if( time_in_micros > PERF_INFO_OVERTIME_THRESHOLD_MICROS ) { |
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perf_info_long_running++; |
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} |
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} |
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// perf_info_get_long_running_percentage - get number of long running loops as a percentage of the total number of loops |
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uint16_t perf_info_get_num_loops() |
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{ |
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return perf_info_loop_count; |
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} |
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// perf_info_get_max_time - return maximum loop time (in microseconds) |
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uint32_t perf_info_get_max_time() |
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{ |
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return perf_info_max_time; |
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} |
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// perf_info_get_num_long_running - get number of long running loops |
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uint16_t perf_info_get_num_long_running() |
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{ |
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return perf_info_long_running; |
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}
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