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switch to reporting (one-way) latency instead of round-trip times

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Signed-off-by: Erik Boasson <eb@ilities.com>
This commit is contained in:
Erik Boasson 2018-08-05 15:04:03 +02:00 • committed by eboasson
parent 098378cd89
commit 40f046ea3a
1 changed files with 11 additions and 9 deletions
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20
src/examples/roundtrip/ping.c
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@ -182,10 +182,10 @@ static void data_available(dds_entity_t rd, void *arg)
printf("%9" PRIi64 " %9lu %8.0f %8" PRIi64 " %8" PRIi64 " %8" PRIi64 " %10lu %8.0f %8" PRIi64 " %10lu %8.0f %8" PRIi64 "\n", printf("%9" PRIi64 " %9lu %8.0f %8" PRIi64 " %8" PRIi64 " %8" PRIi64 " %10lu %8.0f %8" PRIi64 " %10lu %8.0f %8" PRIi64 "\n",
elapsed + 1, elapsed + 1,
roundTrip.count, roundTrip.count,
exampleGetMedianFromTimeStats (&roundTrip), exampleGetMedianFromTimeStats (&roundTrip) / 2,
roundTrip.min, roundTrip.min / 2,
exampleGet99PercentileFromTimeStats (&roundTrip), exampleGet99PercentileFromTimeStats (&roundTrip) / 2,
roundTrip.max, roundTrip.max / 2,
writeAccess.count, writeAccess.count,
exampleGetMedianFromTimeStats (&writeAccess), exampleGetMedianFromTimeStats (&writeAccess),
writeAccess.min, writeAccess.min,
@ -352,8 +352,8 @@ int main (int argc, char *argv[])
warmUp = false; warmUp = false;
printf("# Warm up complete.\n\n"); printf("# Warm up complete.\n\n");
printf("# Round trip measurements (in us)\n"); printf("# Latency measurements (in us)\n");
printf("# Round trip time [us] Write-access time [us] Read-access time [us]\n"); printf("# Latency [us] Write-access time [us] Read-access time [us]\n");
printf("# Seconds Count median min 99%% max Count median min Count median min\n"); printf("# Seconds Count median min 99%% max Count median min Count median min\n");
} }
@ -380,11 +380,13 @@ int main (int argc, char *argv[])
{ {
printf printf
( (
"\n%9s %9lu %8.0f %8" PRIi64 " %10lu %8.0f %8" PRIi64 " %10lu %8.0f %8" PRIi64 "\n", "\n%9s %9lu %8.0f %8" PRIi64 " %8" PRIi64 " %8" PRIi64 " %10lu %8.0f %8" PRIi64 " %10lu %8.0f %8" PRIi64 "\n",
"# Overall", "# Overall",
roundTripOverall.count, roundTripOverall.count,
exampleGetMedianFromTimeStats (&roundTripOverall), exampleGetMedianFromTimeStats (&roundTripOverall) / 2,
roundTripOverall.min, roundTripOverall.min / 2,
exampleGet99PercentileFromTimeStats (&roundTripOverall) / 2,
roundTripOverall.max / 2,
writeAccessOverall.count, writeAccessOverall.count,
exampleGetMedianFromTimeStats (&writeAccessOverall), exampleGetMedianFromTimeStats (&writeAccessOverall),
writeAccessOverall.min, writeAccessOverall.min,