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@@ -10,8 +10,10 @@ Shitty service to proxy data from OBS into an HTTP Live Streaming (HLS) feed VRC
 Environmental knobs:
 
 - `OBS_STREAM_KEY` / `STREAM_PSK`: required PSK for the single ingest client.
+- `INGEST_THREAD_QUEUE_SIZE`: RTMP demux queue depth before frames are dropped (defaults to `4096`).
 - `HLS_SEGMENT_TIME`: length (in seconds) of the `.ts` segments emitted by FFmpeg (defaults to `2`).
 - `HLS_PLAYLIST_SIZE`: number of segments retained in the rolling playlist (defaults to `6`).
+- `HLS_DELETE_THRESHOLD`: additional historical HLS segments to keep on disk before pruning (defaults to `2`).
 - `HOST`: interface Waitress binds to (defaults to `0.0.0.0`).
 - `PORT`: TCP port Waitress listens on (defaults to `5000`).
 - `FFMPEG_LOGLEVEL`: override the log verbosity passed to FFmpeg (defaults to `info`).