[2025-12-03 03:23:15] 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/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 03:23:15] Start: FedNewton | Mode: head | Dataset: cifar10 | Solver: neumann
[2025-12-03 03:25:37] [Round 001] FedNewton (Solver: neumann) | Acc: 11.30% | Loss: 2.3255 | Time: 29.27s | Max GPU Mem: 1438.79 MB
[2025-12-03 03:27:30] [Round 002] FedNewton (Solver: neumann) | Acc: 13.55% | Loss: 2.2986 | Time: 112.24s | Max GPU Mem: 1438.85 MB
[2025-12-03 03:29:37] [Round 003] FedNewton (Solver: neumann) | Acc: 16.80% | Loss: 2.2728 | Time: 127.73s | Max GPU Mem: 1438.85 MB
[2025-12-03 03:31:42] [Round 004] FedNewton (Solver: neumann) | Acc: 20.59% | Loss: 2.2517 | Time: 124.94s | Max GPU Mem: 1438.87 MB
[2025-12-03 03:33:37] [Round 005] FedNewton (Solver: neumann) | Acc: 23.31% | Loss: 2.2318 | Time: 115.11s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:35:29] [Round 006] FedNewton (Solver: neumann) | Acc: 26.88% | Loss: 2.2075 | Time: 111.83s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:37:32] [Round 007] FedNewton (Solver: neumann) | Acc: 28.14% | Loss: 2.1852 | Time: 123.20s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:39:25] [Round 008] FedNewton (Solver: neumann) | Acc: 29.21% | Loss: 2.1664 | Time: 112.50s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:41:53] [Round 009] FedNewton (Solver: neumann) | Acc: 31.35% | Loss: 2.1446 | Time: 147.95s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:43:58] [Round 010] FedNewton (Solver: neumann) | Acc: 33.01% | Loss: 2.1275 | Time: 124.64s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:46:09] [Round 011] FedNewton (Solver: neumann) | Acc: 33.57% | Loss: 2.1105 | Time: 131.29s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:49:06] [Round 012] FedNewton (Solver: neumann) | Acc: 38.47% | Loss: 2.0891 | Time: 177.22s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:51:28] [Round 013] FedNewton (Solver: neumann) | Acc: 41.99% | Loss: 2.0694 | Time: 141.70s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:53:41] [Round 014] FedNewton (Solver: neumann) | Acc: 41.70% | Loss: 2.0532 | Time: 133.56s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:55:48] [Round 015] FedNewton (Solver: neumann) | Acc: 43.59% | Loss: 2.0373 | Time: 126.92s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:57:45] [Round 016] FedNewton (Solver: neumann) | Acc: 51.05% | Loss: 2.0203 | Time: 117.20s | Max GPU Mem: 1438.89 MB
[2025-12-03 03:59:54] [Round 017] FedNewton (Solver: neumann) | Acc: 50.49% | Loss: 2.0067 | Time: 128.69s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:01:42] [Round 018] FedNewton (Solver: neumann) | Acc: 54.24% | Loss: 1.9913 | Time: 107.61s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:04:03] [Round 019] FedNewton (Solver: neumann) | Acc: 55.71% | Loss: 1.9742 | Time: 141.51s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:06:13] [Round 020] FedNewton (Solver: neumann) | Acc: 55.40% | Loss: 1.9598 | Time: 129.51s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:08:25] [Round 021] FedNewton (Solver: neumann) | Acc: 59.02% | Loss: 1.9428 | Time: 131.99s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:10:53] [Round 022] FedNewton (Solver: neumann) | Acc: 60.50% | Loss: 1.9237 | Time: 148.00s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:13:12] [Round 023] FedNewton (Solver: neumann) | Acc: 58.34% | Loss: 1.9110 | Time: 138.90s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:15:40] [Round 024] FedNewton (Solver: neumann) | Acc: 57.47% | Loss: 1.8964 | Time: 148.17s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:17:54] [Round 025] FedNewton (Solver: neumann) | Acc: 60.39% | Loss: 1.8812 | Time: 133.70s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:20:07] [Round 026] FedNewton (Solver: neumann) | Acc: 60.23% | Loss: 1.8687 | Time: 133.96s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:22:17] [Round 027] FedNewton (Solver: neumann) | Acc: 63.04% | Loss: 1.8514 | Time: 129.75s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:24:43] [Round 028] FedNewton (Solver: neumann) | Acc: 61.97% | Loss: 1.8403 | Time: 145.78s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:27:29] [Round 029] FedNewton (Solver: neumann) | Acc: 61.93% | Loss: 1.8247 | Time: 166.13s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:29:48] [Round 030] FedNewton (Solver: neumann) | Acc: 65.93% | Loss: 1.8080 | Time: 138.80s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:32:26] [Round 031] FedNewton (Solver: neumann) | Acc: 65.47% | Loss: 1.7955 | Time: 157.90s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:34:46] [Round 032] FedNewton (Solver: neumann) | Acc: 66.63% | Loss: 1.7819 | Time: 140.18s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:37:17] [Round 033] FedNewton (Solver: neumann) | Acc: 64.30% | Loss: 1.7703 | Time: 151.31s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:39:59] [Round 034] FedNewton (Solver: neumann) | Acc: 66.32% | Loss: 1.7561 | Time: 161.99s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:42:24] [Round 035] FedNewton (Solver: neumann) | Acc: 62.99% | Loss: 1.7458 | Time: 144.23s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:44:38] [Round 036] FedNewton (Solver: neumann) | Acc: 61.22% | Loss: 1.7353 | Time: 134.38s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:47:17] [Round 037] FedNewton (Solver: neumann) | Acc: 62.46% | Loss: 1.7222 | Time: 159.19s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:49:30] [Round 038] FedNewton (Solver: neumann) | Acc: 66.18% | Loss: 1.7081 | Time: 133.00s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:52:25] [Round 039] FedNewton (Solver: neumann) | Acc: 69.33% | Loss: 1.6946 | Time: 174.41s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:55:33] [Round 040] FedNewton (Solver: neumann) | Acc: 69.16% | Loss: 1.6830 | Time: 188.19s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:58:05] [Round 041] FedNewton (Solver: neumann) | Acc: 69.61% | Loss: 1.6715 | Time: 152.43s | Max GPU Mem: 1438.89 MB
[2025-12-03 04:59:38] [Round 042] FedNewton (Solver: neumann) | Acc: 69.17% | Loss: 1.6599 | Time: 93.20s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:00:06] [Round 043] FedNewton (Solver: neumann) | Acc: 68.39% | Loss: 1.6507 | Time: 28.14s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:00:34] [Round 044] FedNewton (Solver: neumann) | Acc: 67.90% | Loss: 1.6416 | Time: 27.15s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:01:00] [Round 045] FedNewton (Solver: neumann) | Acc: 67.84% | Loss: 1.6304 | Time: 26.70s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:01:37] [Round 046] FedNewton (Solver: neumann) | Acc: 69.44% | Loss: 1.6195 | Time: 36.50s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:03:06] [Round 047] FedNewton (Solver: neumann) | Acc: 69.78% | Loss: 1.6082 | Time: 88.98s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:04:31] [Round 048] FedNewton (Solver: neumann) | Acc: 70.91% | Loss: 1.5961 | Time: 85.64s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:06:12] [Round 049] FedNewton (Solver: neumann) | Acc: 70.29% | Loss: 1.5861 | Time: 100.19s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:07:44] [Round 050] FedNewton (Solver: neumann) | Acc: 70.77% | Loss: 1.5755 | Time: 92.46s | Max GPU Mem: 1438.89 MB
[2025-12-03 05:07:44] Saved to runs/compare_solvers_20251203_001839_resnet18_head/cifar10/logs/neumann/FedNewton_head_cifar10_resnet18_neumann_s0.npz
