[2025-12-03 01:59:45] 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/exact', optimizer='sgd', hessian_batches=64, damping=0.0001, alpha=0.5, max_norm=0, newton_solver='exact', newton_cg_max_iter=10, lbfgs_m=5)
[2025-12-03 01:59:45] Start: FedNewton | Mode: head | Dataset: cifar10 | Solver: exact
[2025-12-03 02:03:28] [Round 001] FedNewton (Solver: exact) | Acc: 72.76% | Loss: 1.2256 | Time: 109.15s | Max GPU Mem: 1438.79 MB
[2025-12-03 02:05:00] [Round 002] FedNewton (Solver: exact) | Acc: 78.25% | Loss: 0.9049 | Time: 92.50s | Max GPU Mem: 1438.83 MB
[2025-12-03 02:06:54] [Round 003] FedNewton (Solver: exact) | Acc: 83.45% | Loss: 0.7037 | Time: 113.55s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:08:35] [Round 004] FedNewton (Solver: exact) | Acc: 85.08% | Loss: 0.6061 | Time: 101.41s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:10:45] [Round 005] FedNewton (Solver: exact) | Acc: 85.80% | Loss: 0.5378 | Time: 129.24s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:12:24] [Round 006] FedNewton (Solver: exact) | Acc: 86.27% | Loss: 0.4995 | Time: 99.25s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:14:12] [Round 007] FedNewton (Solver: exact) | Acc: 86.44% | Loss: 0.4612 | Time: 107.70s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:15:41] [Round 008] FedNewton (Solver: exact) | Acc: 86.99% | Loss: 0.4317 | Time: 89.04s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:17:04] [Round 009] FedNewton (Solver: exact) | Acc: 87.26% | Loss: 0.4107 | Time: 83.86s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:18:37] [Round 010] FedNewton (Solver: exact) | Acc: 87.50% | Loss: 0.3940 | Time: 92.11s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:20:24] [Round 011] FedNewton (Solver: exact) | Acc: 87.41% | Loss: 0.3855 | Time: 107.00s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:21:41] [Round 012] FedNewton (Solver: exact) | Acc: 87.71% | Loss: 0.3812 | Time: 77.40s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:23:11] [Round 013] FedNewton (Solver: exact) | Acc: 87.73% | Loss: 0.3735 | Time: 89.80s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:24:25] [Round 014] FedNewton (Solver: exact) | Acc: 86.99% | Loss: 0.3887 | Time: 74.51s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:25:42] [Round 015] FedNewton (Solver: exact) | Acc: 87.57% | Loss: 0.3702 | Time: 76.76s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:27:02] [Round 016] FedNewton (Solver: exact) | Acc: 87.56% | Loss: 0.3686 | Time: 80.30s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:28:36] [Round 017] FedNewton (Solver: exact) | Acc: 87.54% | Loss: 0.3723 | Time: 93.91s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:29:55] [Round 018] FedNewton (Solver: exact) | Acc: 87.35% | Loss: 0.3787 | Time: 79.01s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:31:36] [Round 019] FedNewton (Solver: exact) | Acc: 87.61% | Loss: 0.3681 | Time: 101.20s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:33:34] [Round 020] FedNewton (Solver: exact) | Acc: 87.83% | Loss: 0.3604 | Time: 117.42s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:35:30] [Round 021] FedNewton (Solver: exact) | Acc: 87.73% | Loss: 0.3589 | Time: 116.30s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:37:19] [Round 022] FedNewton (Solver: exact) | Acc: 87.75% | Loss: 0.3565 | Time: 109.01s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:39:05] [Round 023] FedNewton (Solver: exact) | Acc: 87.61% | Loss: 0.3589 | Time: 106.33s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:40:45] [Round 024] FedNewton (Solver: exact) | Acc: 87.83% | Loss: 0.3582 | Time: 100.01s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:42:25] [Round 025] FedNewton (Solver: exact) | Acc: 87.76% | Loss: 0.3597 | Time: 99.93s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:43:55] [Round 026] FedNewton (Solver: exact) | Acc: 87.65% | Loss: 0.3568 | Time: 89.69s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:45:23] [Round 027] FedNewton (Solver: exact) | Acc: 87.90% | Loss: 0.3584 | Time: 88.34s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:47:01] [Round 028] FedNewton (Solver: exact) | Acc: 88.16% | Loss: 0.3546 | Time: 97.26s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:48:34] [Round 029] FedNewton (Solver: exact) | Acc: 87.80% | Loss: 0.3566 | Time: 93.47s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:50:02] [Round 030] FedNewton (Solver: exact) | Acc: 87.51% | Loss: 0.3653 | Time: 88.06s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:51:44] [Round 031] FedNewton (Solver: exact) | Acc: 87.66% | Loss: 0.3632 | Time: 102.16s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:53:24] [Round 032] FedNewton (Solver: exact) | Acc: 87.95% | Loss: 0.3538 | Time: 99.25s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:54:54] [Round 033] FedNewton (Solver: exact) | Acc: 87.70% | Loss: 0.3540 | Time: 90.02s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:56:24] [Round 034] FedNewton (Solver: exact) | Acc: 87.76% | Loss: 0.3554 | Time: 90.15s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:58:11] [Round 035] FedNewton (Solver: exact) | Acc: 87.84% | Loss: 0.3553 | Time: 106.77s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:00:08] [Round 036] FedNewton (Solver: exact) | Acc: 87.79% | Loss: 0.3570 | Time: 117.30s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:01:50] [Round 037] FedNewton (Solver: exact) | Acc: 87.68% | Loss: 0.3601 | Time: 102.13s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:03:11] [Round 038] FedNewton (Solver: exact) | Acc: 87.64% | Loss: 0.3688 | Time: 80.62s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:04:55] [Round 039] FedNewton (Solver: exact) | Acc: 87.74% | Loss: 0.3629 | Time: 104.53s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:06:36] [Round 040] FedNewton (Solver: exact) | Acc: 87.91% | Loss: 0.3601 | Time: 100.69s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:08:22] [Round 041] FedNewton (Solver: exact) | Acc: 87.91% | Loss: 0.3614 | Time: 105.86s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:09:57] [Round 042] FedNewton (Solver: exact) | Acc: 87.81% | Loss: 0.3563 | Time: 95.15s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:11:25] [Round 043] FedNewton (Solver: exact) | Acc: 87.65% | Loss: 0.3605 | Time: 87.71s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:12:49] [Round 044] FedNewton (Solver: exact) | Acc: 87.34% | Loss: 0.3736 | Time: 84.91s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:14:35] [Round 045] FedNewton (Solver: exact) | Acc: 87.87% | Loss: 0.3550 | Time: 105.77s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:16:14] [Round 046] FedNewton (Solver: exact) | Acc: 87.28% | Loss: 0.3621 | Time: 98.39s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:17:48] [Round 047] FedNewton (Solver: exact) | Acc: 87.22% | Loss: 0.3697 | Time: 94.66s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:18:58] [Round 048] FedNewton (Solver: exact) | Acc: 87.59% | Loss: 0.3653 | Time: 70.05s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:19:47] [Round 049] FedNewton (Solver: exact) | Acc: 87.39% | Loss: 0.3649 | Time: 48.59s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:20:33] [Round 050] FedNewton (Solver: exact) | Acc: 87.54% | Loss: 0.3704 | Time: 45.99s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:20:33] Saved to runs/compare_solvers_20251203_001839_resnet18_head/cifar10/logs/exact/FedNewton_head_cifar10_resnet18_exact_s2.npz
