[2025-12-03 03:23:53] Namespace(method='FedNewton', training_mode='head', dataset='cifar10', model_name='resnet18', seed=2, rounds=50, num_clients=10, fraction=0.5, local_epochs=1, batch_size=64, lr=0.01, newton_lr=0.1, sophia_lr=0.05, rho=0.04, betas='0.9,0.99', mu=0.01, log_dir='runs/compare_solvers_20251203_001839_resnet18_head/cifar10/logs/neumann', optimizer='sgd', hessian_batches=64, damping=0.0001, alpha=0.5, max_norm=0, newton_solver='neumann', newton_cg_max_iter=10, lbfgs_m=5)
[2025-12-03 03:23:53] Start: FedNewton | Mode: head | Dataset: cifar10 | Solver: neumann
[2025-12-03 03:27:55] [Round 001] FedNewton (Solver: neumann) | Acc: 11.52% | Loss: 2.2918 | Time: 129.99s | Max GPU Mem: 1438.79 MB
[2025-12-03 03:29:43] [Round 002] FedNewton (Solver: neumann) | Acc: 12.96% | Loss: 2.2694 | Time: 107.69s | Max GPU Mem: 1438.83 MB
[2025-12-03 03:32:06] [Round 003] FedNewton (Solver: neumann) | Acc: 16.17% | Loss: 2.2457 | Time: 143.47s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:34:06] [Round 004] FedNewton (Solver: neumann) | Acc: 17.06% | Loss: 2.2233 | Time: 119.54s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:36:32] [Round 005] FedNewton (Solver: neumann) | Acc: 21.38% | Loss: 2.2005 | Time: 146.19s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:38:22] [Round 006] FedNewton (Solver: neumann) | Acc: 24.99% | Loss: 2.1810 | Time: 110.08s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:40:09] [Round 007] FedNewton (Solver: neumann) | Acc: 29.31% | Loss: 2.1608 | Time: 106.83s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:41:56] [Round 008] FedNewton (Solver: neumann) | Acc: 31.73% | Loss: 2.1406 | Time: 107.00s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:43:45] [Round 009] FedNewton (Solver: neumann) | Acc: 37.54% | Loss: 2.1202 | Time: 108.57s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:45:34] [Round 010] FedNewton (Solver: neumann) | Acc: 40.84% | Loss: 2.1025 | Time: 109.20s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:47:42] [Round 011] FedNewton (Solver: neumann) | Acc: 44.35% | Loss: 2.0830 | Time: 127.73s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:49:16] [Round 012] FedNewton (Solver: neumann) | Acc: 45.88% | Loss: 2.0650 | Time: 94.48s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:51:23] [Round 013] FedNewton (Solver: neumann) | Acc: 48.95% | Loss: 2.0476 | Time: 126.39s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:52:48] [Round 014] FedNewton (Solver: neumann) | Acc: 48.50% | Loss: 2.0341 | Time: 85.80s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:54:19] [Round 015] FedNewton (Solver: neumann) | Acc: 50.17% | Loss: 2.0168 | Time: 90.49s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:55:53] [Round 016] FedNewton (Solver: neumann) | Acc: 49.58% | Loss: 2.0020 | Time: 94.09s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:57:43] [Round 017] FedNewton (Solver: neumann) | Acc: 49.75% | Loss: 1.9880 | Time: 110.55s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:59:24] [Round 018] FedNewton (Solver: neumann) | Acc: 47.67% | Loss: 1.9746 | Time: 100.96s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:01:18] [Round 019] FedNewton (Solver: neumann) | Acc: 48.16% | Loss: 1.9587 | Time: 113.43s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:03:02] [Round 020] FedNewton (Solver: neumann) | Acc: 53.26% | Loss: 1.9407 | Time: 104.46s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:04:57] [Round 021] FedNewton (Solver: neumann) | Acc: 56.28% | Loss: 1.9228 | Time: 114.81s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:07:06] [Round 022] FedNewton (Solver: neumann) | Acc: 60.14% | Loss: 1.9046 | Time: 128.92s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:09:00] [Round 023] FedNewton (Solver: neumann) | Acc: 58.91% | Loss: 1.8916 | Time: 114.01s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:10:47] [Round 024] FedNewton (Solver: neumann) | Acc: 59.62% | Loss: 1.8776 | Time: 106.80s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:12:34] [Round 025] FedNewton (Solver: neumann) | Acc: 62.20% | Loss: 1.8613 | Time: 107.58s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:14:17] [Round 026] FedNewton (Solver: neumann) | Acc: 61.50% | Loss: 1.8479 | Time: 103.02s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:16:08] [Round 027] FedNewton (Solver: neumann) | Acc: 61.37% | Loss: 1.8352 | Time: 110.38s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:18:10] [Round 028] FedNewton (Solver: neumann) | Acc: 63.40% | Loss: 1.8208 | Time: 121.72s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:20:08] [Round 029] FedNewton (Solver: neumann) | Acc: 65.05% | Loss: 1.8058 | Time: 118.74s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:21:52] [Round 030] FedNewton (Solver: neumann) | Acc: 65.74% | Loss: 1.7934 | Time: 103.66s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:23:42] [Round 031] FedNewton (Solver: neumann) | Acc: 65.62% | Loss: 1.7806 | Time: 109.69s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:25:28] [Round 032] FedNewton (Solver: neumann) | Acc: 65.50% | Loss: 1.7683 | Time: 106.19s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:27:19] [Round 033] FedNewton (Solver: neumann) | Acc: 67.22% | Loss: 1.7539 | Time: 111.41s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:29:00] [Round 034] FedNewton (Solver: neumann) | Acc: 66.53% | Loss: 1.7427 | Time: 101.18s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:31:01] [Round 035] FedNewton (Solver: neumann) | Acc: 67.49% | Loss: 1.7296 | Time: 120.72s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:32:55] [Round 036] FedNewton (Solver: neumann) | Acc: 67.04% | Loss: 1.7190 | Time: 114.03s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:35:01] [Round 037] FedNewton (Solver: neumann) | Acc: 66.27% | Loss: 1.7088 | Time: 125.98s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:36:56] [Round 038] FedNewton (Solver: neumann) | Acc: 65.09% | Loss: 1.6990 | Time: 115.25s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:39:01] [Round 039] FedNewton (Solver: neumann) | Acc: 66.12% | Loss: 1.6870 | Time: 124.61s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:40:57] [Round 040] FedNewton (Solver: neumann) | Acc: 66.84% | Loss: 1.6751 | Time: 116.39s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:42:57] [Round 041] FedNewton (Solver: neumann) | Acc: 66.55% | Loss: 1.6645 | Time: 119.11s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:44:49] [Round 042] FedNewton (Solver: neumann) | Acc: 67.66% | Loss: 1.6523 | Time: 112.90s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:46:35] [Round 043] FedNewton (Solver: neumann) | Acc: 67.76% | Loss: 1.6420 | Time: 106.04s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:48:19] [Round 044] FedNewton (Solver: neumann) | Acc: 66.03% | Loss: 1.6355 | Time: 103.32s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:50:10] [Round 045] FedNewton (Solver: neumann) | Acc: 68.43% | Loss: 1.6207 | Time: 111.17s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:52:16] [Round 046] FedNewton (Solver: neumann) | Acc: 70.14% | Loss: 1.6075 | Time: 125.89s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:54:15] [Round 047] FedNewton (Solver: neumann) | Acc: 70.31% | Loss: 1.5977 | Time: 118.86s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:55:55] [Round 048] FedNewton (Solver: neumann) | Acc: 70.47% | Loss: 1.5884 | Time: 100.60s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:57:44] [Round 049] FedNewton (Solver: neumann) | Acc: 70.94% | Loss: 1.5779 | Time: 108.50s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:59:22] [Round 050] FedNewton (Solver: neumann) | Acc: 69.78% | Loss: 1.5710 | Time: 98.57s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:59:22] Saved to runs/compare_solvers_20251203_001839_resnet18_head/cifar10/logs/neumann/FedNewton_head_cifar10_resnet18_neumann_s2.npz
