Update experiment measurements and status

reports/runs/cosmopedia-2027/metrics.jsonl

@@ -15,3 +15,6 @@
 {"step": 300, "tokens": 157286400, "loss": 2.397252655029297, "optimizer_updates": 300, "effective_batch": 512, "lr": 8.55869886293848e-05, "gradient_norm": 0.263984352350235, "tokens_per_second": 1113836.534175558, "synthetic": false, "world_size": 8}
 {"step": 320, "tokens": 167772160, "loss": 2.3965707778930665, "optimizer_updates": 320, "effective_batch": 512, "lr": 8.333868810578917e-05, "gradient_norm": 0.2635764479637146, "tokens_per_second": 964865.4739851212, "synthetic": false, "world_size": 8}
 {"step": 340, "tokens": 178257920, "loss": 2.3946792602539064, "optimizer_updates": 340, "effective_batch": 512, "lr": 8.096646970953326e-05, "gradient_norm": 0.2989164888858795, "tokens_per_second": 1165082.2783032414, "synthetic": false, "world_size": 8}
+{"step": 360, "tokens": 188743680, "loss": 2.3924930572509764, "optimizer_updates": 360, "effective_batch": 512, "lr": 7.848070654808249e-05, "gradient_norm": 0.2605448067188263, "tokens_per_second": 1118116.0370178986, "synthetic": false, "world_size": 8}
+{"step": 380, "tokens": 199229440, "loss": 2.4007030487060548, "optimizer_updates": 380, "effective_batch": 512, "lr": 7.589226823127036e-05, "gradient_norm": 0.30334964394569397, "tokens_per_second": 1161447.0223372327, "synthetic": false, "world_size": 8}
+{"step": 400, "tokens": 209715200, "loss": 2.389419364929199, "optimizer_updates": 400, "effective_batch": 512, "lr": 7.321247334126042e-05, "gradient_norm": 0.26134854555130005, "tokens_per_second": 1158062.0119972792, "synthetic": false, "world_size": 8}