13 lines
417 B
Python
Executable file
13 lines
417 B
Python
Executable file
#!/usr/bin/env python3
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import sys
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events = sys.stdin.readlines()
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wall_secs = float(events[-1])
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gc_nanos = 0
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for event in events[::-1]:
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data = event.split()
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# see also https://gitlab.com/gasche/gc-latency-experiment/blob/master/parse_ocaml_log.ml
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if len(data) == 4 and data[0] == '@@' and data[3] == 'dispatch':
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gc_nanos += int(data[2]) - int(data[1])
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print(f"gc: {gc_nanos*1e-9/wall_secs*100}")
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