[2025-12-03 01:56:10] Namespace(method='FedNewton', training_mode='head', dataset='cifar10', model_name='resnet18', seed=0, 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 01:56:10] Start: FedNewton | Mode: head | Dataset: cifar10 | Solver: exact
[2025-12-03 01:59:30] [Round 001] FedNewton (Solver: exact) | Acc: 72.14% | Loss: 1.2362 | Time: 85.00s | Max GPU Mem: 1438.79 MB
[2025-12-03 02:00:11] [Round 002] FedNewton (Solver: exact) | Acc: 80.26% | Loss: 0.8615 | Time: 40.24s | Max GPU Mem: 1438.85 MB
[2025-12-03 02:00:48] [Round 003] FedNewton (Solver: exact) | Acc: 83.58% | Loss: 0.7184 | Time: 37.19s | Max GPU Mem: 1438.85 MB
[2025-12-03 02:01:34] [Round 004] FedNewton (Solver: exact) | Acc: 85.34% | Loss: 0.6167 | Time: 46.05s | Max GPU Mem: 1438.87 MB
[2025-12-03 02:03:22] [Round 005] FedNewton (Solver: exact) | Acc: 85.45% | Loss: 0.5478 | Time: 108.25s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:05:03] [Round 006] FedNewton (Solver: exact) | Acc: 85.96% | Loss: 0.4968 | Time: 101.29s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:07:02] [Round 007] FedNewton (Solver: exact) | Acc: 86.76% | Loss: 0.4576 | Time: 118.67s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:08:59] [Round 008] FedNewton (Solver: exact) | Acc: 86.83% | Loss: 0.4321 | Time: 117.46s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:11:02] [Round 009] FedNewton (Solver: exact) | Acc: 87.44% | Loss: 0.4073 | Time: 122.89s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:12:46] [Round 010] FedNewton (Solver: exact) | Acc: 87.42% | Loss: 0.3958 | Time: 103.16s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:14:39] [Round 011] FedNewton (Solver: exact) | Acc: 87.37% | Loss: 0.3856 | Time: 113.31s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:16:21] [Round 012] FedNewton (Solver: exact) | Acc: 87.55% | Loss: 0.3769 | Time: 102.36s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:17:55] [Round 013] FedNewton (Solver: exact) | Acc: 87.44% | Loss: 0.3766 | Time: 94.01s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:19:36] [Round 014] FedNewton (Solver: exact) | Acc: 87.35% | Loss: 0.3742 | Time: 101.06s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:21:08] [Round 015] FedNewton (Solver: exact) | Acc: 87.58% | Loss: 0.3675 | Time: 91.99s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:22:34] [Round 016] FedNewton (Solver: exact) | Acc: 87.48% | Loss: 0.3682 | Time: 85.74s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:23:55] [Round 017] FedNewton (Solver: exact) | Acc: 87.11% | Loss: 0.3783 | Time: 81.28s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:25:10] [Round 018] FedNewton (Solver: exact) | Acc: 87.82% | Loss: 0.3595 | Time: 74.42s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:26:42] [Round 019] FedNewton (Solver: exact) | Acc: 87.75% | Loss: 0.3563 | Time: 92.66s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:28:15] [Round 020] FedNewton (Solver: exact) | Acc: 87.24% | Loss: 0.3689 | Time: 93.15s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:29:48] [Round 021] FedNewton (Solver: exact) | Acc: 87.97% | Loss: 0.3520 | Time: 92.79s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:31:35] [Round 022] FedNewton (Solver: exact) | Acc: 87.98% | Loss: 0.3511 | Time: 106.87s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:33:33] [Round 023] FedNewton (Solver: exact) | Acc: 87.73% | Loss: 0.3582 | Time: 117.60s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:35:32] [Round 024] FedNewton (Solver: exact) | Acc: 87.66% | Loss: 0.3634 | Time: 119.66s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:37:16] [Round 025] FedNewton (Solver: exact) | Acc: 87.98% | Loss: 0.3527 | Time: 103.70s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:39:00] [Round 026] FedNewton (Solver: exact) | Acc: 87.73% | Loss: 0.3584 | Time: 104.05s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:40:43] [Round 027] FedNewton (Solver: exact) | Acc: 87.55% | Loss: 0.3573 | Time: 103.25s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:42:21] [Round 028] FedNewton (Solver: exact) | Acc: 87.84% | Loss: 0.3575 | Time: 97.32s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:44:10] [Round 029] FedNewton (Solver: exact) | Acc: 87.89% | Loss: 0.3550 | Time: 109.06s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:45:45] [Round 030] FedNewton (Solver: exact) | Acc: 87.11% | Loss: 0.3686 | Time: 94.95s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:47:32] [Round 031] FedNewton (Solver: exact) | Acc: 87.60% | Loss: 0.3591 | Time: 106.88s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:48:57] [Round 032] FedNewton (Solver: exact) | Acc: 87.53% | Loss: 0.3597 | Time: 85.38s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:50:39] [Round 033] FedNewton (Solver: exact) | Acc: 87.81% | Loss: 0.3606 | Time: 102.14s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:52:22] [Round 034] FedNewton (Solver: exact) | Acc: 87.52% | Loss: 0.3583 | Time: 102.68s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:54:02] [Round 035] FedNewton (Solver: exact) | Acc: 87.53% | Loss: 0.3633 | Time: 100.29s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:55:36] [Round 036] FedNewton (Solver: exact) | Acc: 87.59% | Loss: 0.3582 | Time: 93.64s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:57:19] [Round 037] FedNewton (Solver: exact) | Acc: 87.80% | Loss: 0.3533 | Time: 102.95s | Max GPU Mem: 1438.89 MB
[2025-12-03 02:58:59] [Round 038] FedNewton (Solver: exact) | Acc: 87.61% | Loss: 0.3587 | Time: 100.72s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:00:50] [Round 039] FedNewton (Solver: exact) | Acc: 87.73% | Loss: 0.3578 | Time: 110.32s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:02:33] [Round 040] FedNewton (Solver: exact) | Acc: 87.50% | Loss: 0.3690 | Time: 103.00s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:04:12] [Round 041] FedNewton (Solver: exact) | Acc: 87.45% | Loss: 0.3662 | Time: 99.34s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:05:56] [Round 042] FedNewton (Solver: exact) | Acc: 87.63% | Loss: 0.3578 | Time: 103.84s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:07:37] [Round 043] FedNewton (Solver: exact) | Acc: 87.86% | Loss: 0.3547 | Time: 101.46s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:09:16] [Round 044] FedNewton (Solver: exact) | Acc: 88.03% | Loss: 0.3549 | Time: 98.91s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:10:46] [Round 045] FedNewton (Solver: exact) | Acc: 87.59% | Loss: 0.3598 | Time: 89.36s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:12:13] [Round 046] FedNewton (Solver: exact) | Acc: 87.03% | Loss: 0.3802 | Time: 87.27s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:13:48] [Round 047] FedNewton (Solver: exact) | Acc: 87.56% | Loss: 0.3657 | Time: 95.36s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:15:18] [Round 048] FedNewton (Solver: exact) | Acc: 87.65% | Loss: 0.3641 | Time: 89.88s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:17:03] [Round 049] FedNewton (Solver: exact) | Acc: 87.68% | Loss: 0.3631 | Time: 104.78s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:18:48] [Round 050] FedNewton (Solver: exact) | Acc: 87.68% | Loss: 0.3639 | Time: 104.57s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:18:48] Saved to runs/compare_solvers_20251203_001839_resnet18_head/cifar10/logs/exact/FedNewton_head_cifar10_resnet18_exact_s0.npz
