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[idd] scheduler: report actual acquired frame rate

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Derive the source rate from unique frames observed over the actual log
interval. The old EWMA discarded intervals below 2 ms, capping the
reported rate at 500 Hz and understating high-rate sources.
This commit is contained in:
Geoffrey McRae
2026-08-06 11:37:12 +10:00
parent 997c690e04
commit 4c1722feac
1 changed files with 5 additions and 2 deletions
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7
idd/LGIdd/CFrameScheduler.cpp
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@@ -709,15 +709,18 @@ void CFrameScheduler::LogStatistics(uint64_t now)
return; return;
} }
const uint64_t elapsed = now - m_lastLog;
const uint64_t acquired = m_acquiredFrames - m_lastLogAcquired; const uint64_t acquired = m_acquiredFrames - m_lastLogAcquired;
const uint64_t skipped = m_skippedFrames - m_lastLogSkipped; const uint64_t skipped = m_skippedFrames - m_lastLogSkipped;
const uint64_t published = m_publishedFrames - m_lastLogPublished; const uint64_t published = m_publishedFrames - m_lastLogPublished;
DEBUG_TRACE("Frame schedule owner %u: %.3f Hz client, %.3f Hz guest, " const double acquiredRate =
static_cast<double>(acquired) * 1000000000.0 / elapsed;
DEBUG_TRACE("Frame schedule owner %u: %.3f Hz client, %.3f Hz acquired, "
"%.3f ms work, %.3f ms phase; %llu acquired, %llu skipped, " "%.3f ms work, %.3f ms phase; %llu acquired, %llu skipped, "
"%llu published", "%llu published",
m_schedule.clientID, m_schedule.clientID,
1000000000.0 / m_schedule.period, 1000000000.0 / m_schedule.period,
m_guestPeriod ? 1000000000.0 / m_guestPeriod : 0.0, acquiredRate,
m_workEstimate / 1000000.0, m_workEstimate / 1000000.0,
m_lastPhaseError / 1000000.0, m_lastPhaseError / 1000000.0,
static_cast<unsigned long long>(acquired), static_cast<unsigned long long>(acquired),