Update experiment measurements and status

reports/runs/cosmopedia-1337/metrics.jsonl

@@ -40,3 +40,6 @@
 {"step": 800, "tokens": 419430400, "loss": 2.3809947967529297, "optimizer_updates": 800, "effective_batch": 512, "lr": 1.958027348002363e-05, "gradient_norm": 0.2630642056465149, "tokens_per_second": 1125829.465705375, "synthetic": false, "world_size": 8}
 {"step": 820, "tokens": 429916160, "loss": 2.39097900390625, "optimizer_updates": 820, "effective_batch": 512, "lr": 1.7823247471252202e-05, "gradient_norm": 0.23561106622219086, "tokens_per_second": 1125107.0608578264, "synthetic": false, "world_size": 8}
 {"step": 840, "tokens": 440401920, "loss": 2.382421684265137, "optimizer_updates": 840, "effective_batch": 512, "lr": 1.6228785942127183e-05, "gradient_norm": 0.24396151304244995, "tokens_per_second": 1122582.0972263447, "synthetic": false, "world_size": 8}
+{"step": 860, "tokens": 450887680, "loss": 2.3854612350463866, "optimizer_updates": 860, "effective_batch": 512, "lr": 1.4803861067224574e-05, "gradient_norm": 0.2780405580997467, "tokens_per_second": 1121965.100288643, "synthetic": false, "world_size": 8}
+{"step": 880, "tokens": 461373440, "loss": 2.3829212188720703, "optimizer_updates": 880, "effective_batch": 512, "lr": 1.3554703680467902e-05, "gradient_norm": 0.27616792917251587, "tokens_per_second": 1127185.5737217236, "synthetic": false, "world_size": 8}
+{"step": 900, "tokens": 471859200, "loss": 2.3842119216918944, "optimizer_updates": 900, "effective_batch": 512, "lr": 1.248677602927694e-05, "gradient_norm": 0.25276950001716614, "tokens_per_second": 1124308.4463395597, "synthetic": false, "world_size": 8}