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zebra-spaces: deploy publisher-side telemetry

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russell@unturf.com 2026-06-04 14:37:04 -04:00
parent 645db6aca7
commit 80a936fe7b
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1 changed files with 43 additions and 2 deletions
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45
zebra-report/zebra-spaces.html
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@ -3904,6 +3904,47 @@ async function dumpTelemetry(){
});
} catch(e){ parts.push('stats.err=' + e.message); }
}
/* publisher-side stats — what we are actually emitting on the wire.
* Catches publisher stalls (X11 compositor blocking the audio thread
* during a window wiggle is a real one). gap = now - lastPacketSent
* — a gap > frame-interval is a wire stall. rtt is the most recent
* round-trip from remote-inbound-rtp (the SFU's view of our sender). */
const pubPCs = [
['mic.send', sfuPubPC],
['cam.send', sfuCameraPC],
['scr.send', sfuScreenPC],
['game.send', sfuGamePC],
];
for (const [label, pc] of pubPCs){
if (!pc || typeof pc.getStats !== 'function') continue;
try {
const stats = await pc.getStats(null);
const nowMs = Date.now();
let out = null, remoteIn = null;
stats.forEach(r => {
if (r.type === 'outbound-rtp' && (r.kind === 'audio' || r.kind === 'video')){
if (!out || (r.packetsSent|0) > (out.packetsSent|0)) out = r;
}
if (r.type === 'remote-inbound-rtp') {
if (!remoteIn || (r.packetsLost|0) > (remoteIn.packetsLost|0)) remoteIn = r;
}
});
if (!out) continue;
const gap = out.lastPacketSentTimestamp
? ((nowMs - out.lastPacketSentTimestamp) / 1000).toFixed(1) + 's'
: '?';
let s = label + ' pkt=' + (out.packetsSent|0) +
' bytes=' + (out.bytesSent|0) +
' gap=' + gap;
if (out.kind === 'video') s += ' frames=' + (out.framesEncoded|0);
if (remoteIn) {
s += ' rtt=' + ((remoteIn.roundTripTime||0).toFixed(3)) +
' rlost=' + (remoteIn.packetsLost|0) +
' rjit=' + ((remoteIn.jitter||0).toFixed(4));
}
parts.push(s);
} catch(_){}
}
/* every <audio> element in the room — both the WebRTC remoteAudio
* pool (rtc[]) and the DJ HTTP-pull streamAudio (stream[]). Capture
* wedged elements (rs>=2 HAVE_CURRENT_DATA but paused at ct=0) so
@ -5884,8 +5925,8 @@ logLine('', 'ready — pick a handle, type a rendezvous code, enter the space');
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