5-shot,FineWeb-1.5T,Ours-Base,Ours-Upsampling2,All-Upsampling1 time: 20 min,Llama-8x8B-seq8192,Llama-8x8B-seq8192,Llama-8x8B-seq8192,Llama-8x8B-seq8192 5k,,0.2579,0.2482,0.2456 10k,0.2594,0.2612,0.2628,0.2525 15k,,,0.2334,0.2503 20k,0.2495,0.2467,0.2449,0.254 25k,,0.2431,0.2571,0.2534 30k,,,0.2678,0.2557 35k,0.2426,0.2591,0.2562,0.2494 40k,0.2467,0.2485,0.2408,0.2686 45k,0.2418,0.2296,0.2712,0.2503 50k,0.2382,0.2441,0.2558,0.2322 55k,0.2408,0.2536,0.244,0.2747 60k,0.2718,0.2539,0.2339,0.2432 65k,0.2637,0.2423,0.2342,0.2478 70k,0.2534,0.2359,0.2673,0.2478 75k,0.2529,0.2372,0.2579,0.2478 80k,0.2504,0.2344,0.2535,0.2718 85k,0.2547,0.2496,0.2418,0.2465 90k,0.2595,0.2464,0.2359,0.2475 95k,0.2621,0.2469,0.2534,0.2424 100k,0.255,,0.2461,0.2497 105k,0.2659,,0.2729,0.2468 110k,0.2551,0.2629,0.2604,0.2522 115k,0.2624,0.2324,0.259,0.2584 120k,0.2626,0.2663,0.2629,0.2748 125k,0.2712,0.2733,0.2768,0.257 130k,0.2404,0.2635,0.2676,0.2812 135k,0.2641,,0.2735,0.2882 140k,0.2553,,0.2765,0.3019 145k,0.2492,,0.2708,0.309 150k,0.2595,,,0.3199 155k,0.2681,,0.2463,0.3116 160k,0.2605,,0.2821,0.324 165k,0.2725,,0.2816,0.3478 170k,0.2514,,0.2893,0.3423 175k,0.2535,,0.3317,0.3156 180k,0.2561,,0.2624,0.2893 185k,0.2523,,0.3026,0.3876 190k,0.2653,,,0.3131 195k,0.2681,,,0.3473 200k,0.2515,,,0.3257 205k,0.2619,,,0.3836 210k,0.2687,,,0.3063 215k,0.2653,,,0.3947 220k,0.2631,,,0.3621 225k,0.2737,,,0.4151 230k,0.2833,,,0.3825 235k,0.2703,,,0.3897 240k,0.2572,,, 245k,0.27,,, 250k,0.2639,,, 255k,0.268,,, 260k,0.2897,,, 265k,0.2815,,, 270k,0.2693,,, 275k,0.2789,,, 280k,0.3052,,, 285k,0.285,,, 290k,,,, 300k,,,, 305k,,,, 310k,,,, 315k,,,, 320k,,,, 325k,,,, 330k,,,, 335k,,,,