Chat room navigation shows higher latency in longer-lived sessions. Production Sentry telemetry (7 days, chat_performance.nav_ms) shows a trend, though the data skews heavily toward fresh sessions:
| Session Age | p50 nav (ms) | p75 nav (ms) | p95 nav (ms) | Sample size (N) | % of total |
|---|---|---|---|---|---|
| < 15 min | 292 | 651 | 1,343 | 3,935 | 85.6% |
| 15 min – 1 hr | 449 | 924 | 1,521 | 351 | 7.6% |