[2025-12-03 00:18:41] 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/cg', optimizer='sgd', hessian_batches=64, damping=0.0001, alpha=0.5, max_norm=0, newton_solver='cg', newton_cg_max_iter=10, lbfgs_m=5)
[2025-12-03 00:18:41] Start: FedNewton | Mode: head | Dataset: cifar10 | Solver: cg
[2025-12-03 00:22:33] [Round 001] FedNewton (Solver: cg) | Acc: 63.84% | Loss: 1.6234 | Time: 119.38s | Max GPU Mem: 1438.79 MB
[2025-12-03 00:23:44] [Round 002] FedNewton (Solver: cg) | Acc: 71.86% | Loss: 1.3119 | Time: 70.70s | Max GPU Mem: 1438.83 MB
[2025-12-03 00:25:48] [Round 003] FedNewton (Solver: cg) | Acc: 77.71% | Loss: 1.1117 | Time: 123.80s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:27:53] [Round 004] FedNewton (Solver: cg) | Acc: 79.55% | Loss: 0.9881 | Time: 125.65s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:29:50] [Round 005] FedNewton (Solver: cg) | Acc: 80.56% | Loss: 0.8812 | Time: 117.10s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:31:19] [Round 006] FedNewton (Solver: cg) | Acc: 80.09% | Loss: 0.8084 | Time: 88.53s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:33:04] [Round 007] FedNewton (Solver: cg) | Acc: 80.88% | Loss: 0.7418 | Time: 105.49s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:35:01] [Round 008] FedNewton (Solver: cg) | Acc: 81.57% | Loss: 0.6938 | Time: 116.19s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:36:56] [Round 009] FedNewton (Solver: cg) | Acc: 82.22% | Loss: 0.6507 | Time: 115.00s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:39:05] [Round 010] FedNewton (Solver: cg) | Acc: 82.86% | Loss: 0.6183 | Time: 129.03s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:41:45] [Round 011] FedNewton (Solver: cg) | Acc: 83.19% | Loss: 0.5905 | Time: 160.73s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:43:49] [Round 012] FedNewton (Solver: cg) | Acc: 83.09% | Loss: 0.5737 | Time: 123.18s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:46:12] [Round 013] FedNewton (Solver: cg) | Acc: 83.40% | Loss: 0.5510 | Time: 143.76s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:48:01] [Round 014] FedNewton (Solver: cg) | Acc: 83.31% | Loss: 0.5450 | Time: 108.73s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:50:06] [Round 015] FedNewton (Solver: cg) | Acc: 83.65% | Loss: 0.5259 | Time: 124.76s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:52:11] [Round 016] FedNewton (Solver: cg) | Acc: 83.71% | Loss: 0.5144 | Time: 125.54s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:54:17] [Round 017] FedNewton (Solver: cg) | Acc: 83.64% | Loss: 0.5088 | Time: 125.58s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:55:54] [Round 018] FedNewton (Solver: cg) | Acc: 83.48% | Loss: 0.5036 | Time: 97.42s | Max GPU Mem: 1438.89 MB
[2025-12-03 00:58:03] [Round 019] FedNewton (Solver: cg) | Acc: 83.81% | Loss: 0.4915 | Time: 128.98s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:00:29] [Round 020] FedNewton (Solver: cg) | Acc: 84.17% | Loss: 0.4786 | Time: 145.29s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:02:42] [Round 021] FedNewton (Solver: cg) | Acc: 84.55% | Loss: 0.4675 | Time: 133.40s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:04:51] [Round 022] FedNewton (Solver: cg) | Acc: 84.98% | Loss: 0.4558 | Time: 128.70s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:07:06] [Round 023] FedNewton (Solver: cg) | Acc: 84.96% | Loss: 0.4513 | Time: 135.59s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:08:56] [Round 024] FedNewton (Solver: cg) | Acc: 85.18% | Loss: 0.4426 | Time: 109.23s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:11:16] [Round 025] FedNewton (Solver: cg) | Acc: 85.07% | Loss: 0.4389 | Time: 140.67s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:13:15] [Round 026] FedNewton (Solver: cg) | Acc: 85.25% | Loss: 0.4336 | Time: 118.20s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:15:24] [Round 027] FedNewton (Solver: cg) | Acc: 85.33% | Loss: 0.4317 | Time: 129.73s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:18:01] [Round 028] FedNewton (Solver: cg) | Acc: 85.48% | Loss: 0.4263 | Time: 157.18s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:20:25] [Round 029] FedNewton (Solver: cg) | Acc: 85.35% | Loss: 0.4241 | Time: 143.42s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:22:22] [Round 030] FedNewton (Solver: cg) | Acc: 85.46% | Loss: 0.4244 | Time: 117.55s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:24:41] [Round 031] FedNewton (Solver: cg) | Acc: 85.50% | Loss: 0.4226 | Time: 138.35s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:27:01] [Round 032] FedNewton (Solver: cg) | Acc: 85.80% | Loss: 0.4157 | Time: 140.69s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:28:59] [Round 033] FedNewton (Solver: cg) | Acc: 85.92% | Loss: 0.4095 | Time: 117.37s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:31:27] [Round 034] FedNewton (Solver: cg) | Acc: 85.92% | Loss: 0.4077 | Time: 148.04s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:34:01] [Round 035] FedNewton (Solver: cg) | Acc: 86.12% | Loss: 0.4043 | Time: 154.29s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:36:21] [Round 036] FedNewton (Solver: cg) | Acc: 86.18% | Loss: 0.4030 | Time: 139.58s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:38:49] [Round 037] FedNewton (Solver: cg) | Acc: 86.22% | Loss: 0.4022 | Time: 148.40s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:40:35] [Round 038] FedNewton (Solver: cg) | Acc: 86.27% | Loss: 0.4035 | Time: 105.90s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:42:47] [Round 039] FedNewton (Solver: cg) | Acc: 86.34% | Loss: 0.4012 | Time: 131.79s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:45:15] [Round 040] FedNewton (Solver: cg) | Acc: 86.42% | Loss: 0.3980 | Time: 148.23s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:47:24] [Round 041] FedNewton (Solver: cg) | Acc: 86.51% | Loss: 0.3973 | Time: 129.38s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:49:34] [Round 042] FedNewton (Solver: cg) | Acc: 86.42% | Loss: 0.3938 | Time: 129.90s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:51:33] [Round 043] FedNewton (Solver: cg) | Acc: 86.44% | Loss: 0.3945 | Time: 118.22s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:53:09] [Round 044] FedNewton (Solver: cg) | Acc: 86.45% | Loss: 0.3979 | Time: 96.17s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:55:41] [Round 045] FedNewton (Solver: cg) | Acc: 86.78% | Loss: 0.3907 | Time: 152.29s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:56:37] [Round 046] FedNewton (Solver: cg) | Acc: 86.69% | Loss: 0.3882 | Time: 55.96s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:57:21] [Round 047] FedNewton (Solver: cg) | Acc: 86.56% | Loss: 0.3875 | Time: 43.88s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:57:57] [Round 048] FedNewton (Solver: cg) | Acc: 86.88% | Loss: 0.3873 | Time: 36.26s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:59:10] [Round 049] FedNewton (Solver: cg) | Acc: 86.72% | Loss: 0.3859 | Time: 72.65s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:59:42] [Round 050] FedNewton (Solver: cg) | Acc: 86.67% | Loss: 0.3876 | Time: 32.09s | Max GPU Mem: 1438.89 MB
[2025-12-03 01:59:42] Saved to runs/compare_solvers_20251203_001839_resnet18_head/cifar10/logs/cg/FedNewton_head_cifar10_resnet18_cg_s2.npz
