[2025-11-30 13:45:12] Namespace(method='FedNewton', training_mode='head', dataset='cifar100', model_name='vit_base_patch14_dinov2.lvd142m', seed=2, rounds=50, num_clients=10, fraction=0.5, local_epochs=1, batch_size=64, lr=0.01, newton_lr=0.01, sophia_lr=0.05, rho=0.04, betas='0.9,0.99', mu=0.01, log_dir='runs/compare_solvers_20251130_090044_vit_base_patch14_dinov2.lvd142m_head/cifar100/logs/lbfgs', optimizer='sgd', hessian_batches=64, damping=1e-05, alpha=0.5, max_norm=0, newton_solver='lbfgs', newton_cg_max_iter=10, lbfgs_m=5)
[2025-11-30 13:45:12] Start: FedNewton | Mode: head | Dataset: cifar100 | Solver: lbfgs
[2025-11-30 13:48:54] [Round 001] FedNewton (Solver: lbfgs) | Acc: 60.19% | Loss: 1.8886 | Time: 101.45s | Max GPU Mem: 6592.36 MB
[2025-11-30 13:50:36] [Round 002] FedNewton (Solver: lbfgs) | Acc: 73.82% | Loss: 1.2153 | Time: 101.87s | Max GPU Mem: 7024.75 MB
[2025-11-30 13:52:23] [Round 003] FedNewton (Solver: lbfgs) | Acc: 78.79% | Loss: 0.9827 | Time: 106.59s | Max GPU Mem: 7457.98 MB
[2025-11-30 13:54:02] [Round 004] FedNewton (Solver: lbfgs) | Acc: 81.79% | Loss: 0.8995 | Time: 99.02s | Max GPU Mem: 7891.51 MB
[2025-11-30 13:55:48] [Round 005] FedNewton (Solver: lbfgs) | Acc: 83.64% | Loss: 0.7787 | Time: 105.68s | Max GPU Mem: 8324.74 MB
[2025-11-30 13:57:34] [Round 006] FedNewton (Solver: lbfgs) | Acc: 84.53% | Loss: 0.6252 | Time: 106.29s | Max GPU Mem: 8757.97 MB
[2025-11-30 13:59:21] [Round 007] FedNewton (Solver: lbfgs) | Acc: 84.24% | Loss: 0.6719 | Time: 107.34s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:01:09] [Round 008] FedNewton (Solver: lbfgs) | Acc: 85.97% | Loss: 0.6719 | Time: 108.15s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:02:59] [Round 009] FedNewton (Solver: lbfgs) | Acc: 86.27% | Loss: 0.5377 | Time: 109.39s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:04:50] [Round 010] FedNewton (Solver: lbfgs) | Acc: 86.86% | Loss: 0.5369 | Time: 110.99s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:06:37] [Round 011] FedNewton (Solver: lbfgs) | Acc: 87.02% | Loss: 0.5474 | Time: 107.01s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:08:22] [Round 012] FedNewton (Solver: lbfgs) | Acc: 87.70% | Loss: 0.4820 | Time: 105.65s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:10:07] [Round 013] FedNewton (Solver: lbfgs) | Acc: 88.65% | Loss: 0.4158 | Time: 104.73s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:11:50] [Round 014] FedNewton (Solver: lbfgs) | Acc: 88.27% | Loss: 0.4549 | Time: 103.13s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:13:32] [Round 015] FedNewton (Solver: lbfgs) | Acc: 87.93% | Loss: 0.4837 | Time: 101.44s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:15:20] [Round 016] FedNewton (Solver: lbfgs) | Acc: 88.15% | Loss: 0.5132 | Time: 108.34s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:17:11] [Round 017] FedNewton (Solver: lbfgs) | Acc: 88.46% | Loss: 0.4369 | Time: 111.00s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:18:53] [Round 018] FedNewton (Solver: lbfgs) | Acc: 87.68% | Loss: 0.5101 | Time: 101.82s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:20:41] [Round 019] FedNewton (Solver: lbfgs) | Acc: 87.38% | Loss: 0.5432 | Time: 108.21s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:22:24] [Round 020] FedNewton (Solver: lbfgs) | Acc: 87.87% | Loss: 0.4788 | Time: 102.46s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:24:14] [Round 021] FedNewton (Solver: lbfgs) | Acc: 88.47% | Loss: 0.4433 | Time: 110.11s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:25:55] [Round 022] FedNewton (Solver: lbfgs) | Acc: 88.73% | Loss: 0.4325 | Time: 101.03s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:27:49] [Round 023] FedNewton (Solver: lbfgs) | Acc: 89.42% | Loss: 0.3846 | Time: 113.80s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:29:31] [Round 024] FedNewton (Solver: lbfgs) | Acc: 89.29% | Loss: 0.3868 | Time: 102.13s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:31:21] [Round 025] FedNewton (Solver: lbfgs) | Acc: 88.89% | Loss: 0.4386 | Time: 109.91s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:33:10] [Round 026] FedNewton (Solver: lbfgs) | Acc: 89.01% | Loss: 0.4238 | Time: 109.28s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:35:04] [Round 027] FedNewton (Solver: lbfgs) | Acc: 88.87% | Loss: 0.4367 | Time: 114.58s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:36:49] [Round 028] FedNewton (Solver: lbfgs) | Acc: 88.91% | Loss: 0.4182 | Time: 104.48s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:38:33] [Round 029] FedNewton (Solver: lbfgs) | Acc: 89.37% | Loss: 0.3873 | Time: 104.38s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:40:20] [Round 030] FedNewton (Solver: lbfgs) | Acc: 89.64% | Loss: 0.3701 | Time: 106.80s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:42:11] [Round 031] FedNewton (Solver: lbfgs) | Acc: 89.42% | Loss: 0.3773 | Time: 110.77s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:44:02] [Round 032] FedNewton (Solver: lbfgs) | Acc: 89.53% | Loss: 0.3758 | Time: 110.77s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:45:47] [Round 033] FedNewton (Solver: lbfgs) | Acc: 89.51% | Loss: 0.3899 | Time: 105.41s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:47:35] [Round 034] FedNewton (Solver: lbfgs) | Acc: 89.78% | Loss: 0.3674 | Time: 107.49s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:49:17] [Round 035] FedNewton (Solver: lbfgs) | Acc: 89.44% | Loss: 0.3738 | Time: 102.51s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:51:00] [Round 036] FedNewton (Solver: lbfgs) | Acc: 89.25% | Loss: 0.4060 | Time: 102.82s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:52:43] [Round 037] FedNewton (Solver: lbfgs) | Acc: 90.02% | Loss: 0.3573 | Time: 102.79s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:54:30] [Round 038] FedNewton (Solver: lbfgs) | Acc: 89.77% | Loss: 0.3555 | Time: 107.85s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:56:17] [Round 039] FedNewton (Solver: lbfgs) | Acc: 89.65% | Loss: 0.3934 | Time: 106.64s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:58:02] [Round 040] FedNewton (Solver: lbfgs) | Acc: 89.61% | Loss: 0.3797 | Time: 104.69s | Max GPU Mem: 8757.97 MB
[2025-11-30 14:59:46] [Round 041] FedNewton (Solver: lbfgs) | Acc: 89.79% | Loss: 0.3861 | Time: 104.40s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:01:40] [Round 042] FedNewton (Solver: lbfgs) | Acc: 89.89% | Loss: 0.3526 | Time: 113.99s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:03:28] [Round 043] FedNewton (Solver: lbfgs) | Acc: 89.46% | Loss: 0.3644 | Time: 107.65s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:05:13] [Round 044] FedNewton (Solver: lbfgs) | Acc: 89.41% | Loss: 0.3883 | Time: 105.17s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:07:05] [Round 045] FedNewton (Solver: lbfgs) | Acc: 89.12% | Loss: 0.3809 | Time: 111.95s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:08:59] [Round 046] FedNewton (Solver: lbfgs) | Acc: 89.51% | Loss: 0.3905 | Time: 113.89s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:10:51] [Round 047] FedNewton (Solver: lbfgs) | Acc: 89.94% | Loss: 0.3607 | Time: 111.66s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:12:34] [Round 048] FedNewton (Solver: lbfgs) | Acc: 90.04% | Loss: 0.3577 | Time: 103.64s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:14:18] [Round 049] FedNewton (Solver: lbfgs) | Acc: 89.78% | Loss: 0.3698 | Time: 104.27s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:16:04] [Round 050] FedNewton (Solver: lbfgs) | Acc: 90.50% | Loss: 0.3390 | Time: 105.69s | Max GPU Mem: 8757.97 MB
[2025-11-30 15:16:04] Saved to runs/compare_solvers_20251130_090044_vit_base_patch14_dinov2.lvd142m_head/cifar100/logs/lbfgs/FedNewton_head_cifar100_vit_base_patch14_dinov2.lvd142m_lbfgs_s2.npz
