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[2026-03-20 07:29:52] [Rank 0] PRINT: step:3500/15000 train_loss_per_token:0.9779 val_loss:3.8568 train_time:1823014ms step_avg:520.86ms
[2026-03-20 07:29:52] [Rank 0] PRINT: step:3500/15000 train_loss_per_token:0.9779 val_loss:3.8568 train_time:1823014ms step_avg:520.86ms
[2026-03-20 07:29:53] [Rank 0] step:3501/15000 train_loss_per_token:0.9550 train_time:1823535ms step_avg:520.86ms
[2026-03-20 07:29:53] [Rank 0] step:3501/15000 train_loss_per_token:0.9550 train_time:1823535ms step_avg:520.86ms
[2026-03-20 07:30:03] [Rank 0] step:3521/15000 train_loss_per_token:0.9647 train_time:1834216ms step_avg:520.94ms
[2026-03-20 07:30:03] [Rank 0] step:3521/15000 train_loss_per_token:0.9647 train_time:1834216ms step_avg:520.94ms
[2026-03-20 07:30:14] [Rank 0] step:3541/15000 train_loss_per_token:0.9685 train_time:1844877ms step_avg:521.00ms
[2026-03-20 07:30:14] [Rank 0] step:3541/15000 train_loss_per_token:0.9685 train_time:1844877ms step_avg:521.00ms
[2026-03-20 07:30:25] [Rank 0] step:3561/15000 train_loss_per_token:0.9957 train_time:1855577ms step_avg:521.08ms
[2026-03-20 07:30:25] [Rank 0] step:3561/15000 train_loss_per_token:0.9957 train_time:1855577ms step_avg:521.08ms
[2026-03-20 07:30:35] [Rank 0] step:3581/15000 train_loss_per_token:0.9845 train_time:1866232ms step_avg:521.15ms
[2026-03-20 07:30:35] [Rank 0] step:3581/15000 train_loss_per_token:0.9845 train_time:1866232ms step_avg:521.15ms
[2026-03-20 07:30:46] [Rank 0] step:3601/15000 train_loss_per_token:0.9497 train_time:1876886ms step_avg:521.21ms
[2026-03-20 07:30:46] [Rank 0] step:3601/15000 train_loss_per_token:0.9497 train_time:1876886ms step_avg:521.21ms
[2026-03-20 07:30:57] [Rank 0] step:3621/15000 train_loss_per_token:0.9551 train_time:1887539ms step_avg:521.28ms
[2026-03-20 07:30:57] [Rank 0] step:3621/15000 train_loss_per_token:0.9551 train_time:1887539ms step_avg:521.28ms
[2026-03-20 07:31:07] [Rank 0] step:3641/15000 train_loss_per_token:0.9459 train_time:1898201ms step_avg:521.34ms
[2026-03-20 07:31:07] [Rank 0] step:3641/15000 train_loss_per_token:0.9459 train_time:1898201ms step_avg:521.34ms
[2026-03-20 07:31:18] [Rank 0] step:3661/15000 train_loss_per_token:0.9483 train_time:1908859ms step_avg:521.40ms
[2026-03-20 07:31:18] [Rank 0] step:3661/15000 train_loss_per_token:0.9483 train_time:1908859ms step_avg:521.40ms
[2026-03-20 07:31:29] [Rank 0] step:3681/15000 train_loss_per_token:0.9493 train_time:1919510ms step_avg:521.46ms
[2026-03-20 07:31:29] [Rank 0] step:3681/15000 train_loss_per_token:0.9493 train_time:1919510ms step_avg:521.46ms
[2026-03-20 07:31:39] [Rank 0] step:3701/15000 train_loss_per_token:0.9354 train_time:1930164ms step_avg:521.52ms
[2026-03-20 07:31:39] [Rank 0] step:3701/15000 train_loss_per_token:0.9354 train_time:1930164ms step_avg:521.52ms
[2026-03-20 07:31:50] [Rank 0] step:3721/15000 train_loss_per_token:0.9388 train_time:1940817ms step_avg:521.58ms
[2026-03-20 07:31:50] [Rank 0] step:3721/15000 train_loss_per_token:0.9388 train_time:1940817ms step_avg:521.58ms
[2026-03-20 07:32:01] [Rank 0] step:3741/15000 train_loss_per_token:0.9801 train_time:1951474ms step_avg:521.64ms
[2026-03-20 07:32:01] [Rank 0] step:3741/15000 train_loss_per_token:0.9801 train_time:1951474ms step_avg:521.64ms
[2026-03-20 07:32:11] [Rank 0] step:3761/15000 train_loss_per_token:0.9579 train_time:1962129ms step_avg:521.70ms
[2026-03-20 07:32:11] [Rank 0] step:3761/15000 train_loss_per_token:0.9579 train_time:1962129ms step_avg:521.70ms
[2026-03-20 07:32:22] [Rank 0] step:3781/15000 train_loss_per_token:0.9737 train_time:1972779ms step_avg:521.76ms
[2026-03-20 07:32:22] [Rank 0] step:3781/15000 train_loss_per_token:0.9737 train_time:1972779ms step_avg:521.76ms
[2026-03-20 07:32:33] [Rank 0] step:3801/15000 train_loss_per_token:0.9542 train_time:1983431ms step_avg:521.82ms
[2026-03-20 07:32:33] [Rank 0] step:3801/15000 train_loss_per_token:0.9542 train_time:1983431ms step_avg:521.82ms
[2026-03-20 07:32:43] [Rank 0] step:3821/15000 train_loss_per_token:0.9324 train_time:1994393ms step_avg:521.96ms
[2026-03-20 07:32:43] [Rank 0] step:3821/15000 train_loss_per_token:0.9324 train_time:1994393ms step_avg:521.96ms
[2026-03-20 07:32:54] [Rank 0] step:3841/15000 train_loss_per_token:0.9658 train_time:2005040ms step_avg:522.01ms
[2026-03-20 07:32:54] [Rank 0] step:3841/15000 train_loss_per_token:0.9658 train_time:2005040ms step_avg:522.01ms
[2026-03-20 07:33:05] [Rank 0] step:3861/15000 train_loss_per_token:0.9179 train_time:2015687ms step_avg:522.06ms
[2026-03-20 07:33:05] [Rank 0] step:3861/15000 train_loss_per_token:0.9179 train_time:2015687ms step_avg:522.06ms
[2026-03-20 07:33:15] [Rank 0] step:3881/15000 train_loss_per_token:0.9303 train_time:2026375ms step_avg:522.13ms
[2026-03-20 07:33:15] [Rank 0] step:3881/15000 train_loss_per_token:0.9303 train_time:2026375ms step_avg:522.13ms
[2026-03-20 07:33:26] [Rank 0] step:3901/15000 train_loss_per_token:0.9258 train_time:2036999ms step_avg:522.17ms
[2026-03-20 07:33:26] [Rank 0] step:3901/15000 train_loss_per_token:0.9258 train_time:2036999ms step_avg:522.17ms
[2026-03-20 07:33:37] [Rank 0] step:3921/15000 train_loss_per_token:0.9408 train_time:2047615ms step_avg:522.22ms
[2026-03-20 07:33:37] [Rank 0] step:3921/15000 train_loss_per_token:0.9408 train_time:2047615ms step_avg:522.22ms
[2026-03-20 07:33:47] [Rank 0] step:3941/15000 train_loss_per_token:0.9159 train_time:2058227ms step_avg:522.26ms
[2026-03-20 07:33:47] [Rank 0] step:3941/15000 train_loss_per_token:0.9159 train_time:2058227ms step_avg:522.26ms
[2026-03-20 07:36:38] [Rank 0] PRINT: --- Script Start: Fri Mar 20 07:36:38 2026 ---
[2026-03-20 07:36:38] [Rank 0] PRINT: --- Script Start: Fri Mar 20 07:36:38 2026 ---
[2026-03-20 07:36:38] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=43, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.005, muon_lr=0.01, base_dir='/home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search', analyze_sharpness=False, sharpness_analysis_interval=500, hvp_chunk_...
[2026-03-20 07:36:38] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=43, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.005, muon_lr=0.01, base_dir='/home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search', analyze_sharpness=False, sharpness_analysis_interval=500, hvp_chunk_...
[2026-03-20 07:36:38] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-20 07:36:38] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-20 07:36:38] [Rank 0] PRINT: Using fixed seed: 43
[2026-03-20 07:36:38] [Rank 0] PRINT: Using fixed seed: 43
[2026-03-20 07:36:38] [Rank 0] PRINT: Run directory: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.005_muon_lr_0.01_seed_43
[2026-03-20 07:36:38] [Rank 0] PRINT: Run directory: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.005_muon_lr_0.01_seed_43
[2026-03-20 07:36:38] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-20 07:36:38] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-20 07:36:38] [Rank 0] PRINT: Constructing model...
[2026-03-20 07:36:38] [Rank 0] PRINT: Constructing model...
[2026-03-20 07:36:40] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-20 07:36:40] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-20 07:36:40] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-20 07:36:40] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-20 07:36:40] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-20 07:36:40] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-20 07:36:40] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 07:36:40] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 07:36:40] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 07:36:40] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 07:36:40] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 07:36:40] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 07:36:40] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-20 07:36:40] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-20 07:36:40] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.005).
[2026-03-20 07:36:40] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.005).
[2026-03-20 07:36:40] [Rank 0] PRINT: Muon optimizer not created as muon_params_target_list was empty (e.g. mode where Adam handles all matrices).
[2026-03-20 07:36:40] [Rank 0] PRINT: Muon optimizer not created as muon_params_target_list was empty (e.g. mode where Adam handles all matrices).
[2026-03-20 07:36:40] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-20 07:36:40] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-20 07:36:40] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-20 07:36:40] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-20 07:36:40] [Rank 0] PRINT: Model compilation complete.
[2026-03-20 07:36:40] [Rank 0] PRINT: Model compilation complete.
[2026-03-20 07:36:44] [Rank 0] PRINT: Found checkpoint at step 0. Resuming from checkpoint: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.005_muon_lr_0.01_seed_43/checkpoints/ckpt_latest.pt
[2026-03-20 07:36:44] [Rank 0] PRINT: Found checkpoint at step 0. Resuming from checkpoint: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.005_muon_lr_0.01_seed_43/checkpoints/ckpt_latest.pt
[2026-03-20 07:36:44] [Rank 0] PRINT: Resuming training from step 1 (checkpoint was at step 0)
[2026-03-20 07:36:44] [Rank 0] PRINT: Resuming training from step 1 (checkpoint was at step 0)
[2026-03-20 07:36:44] [Rank 0] PRINT: Skipping warmup (resuming from checkpoint).
[2026-03-20 07:36:44] [Rank 0] PRINT: Skipping warmup (resuming from checkpoint).
[2026-03-20 07:36:44] [Rank 0] PRINT: Starting training...
[2026-03-20 07:36:44] [Rank 0] PRINT: Starting training...
[2026-03-20 07:36:44] [Rank 0] PRINT: Fast-forwarding data loader by 1 steps...
[2026-03-20 07:36:44] [Rank 0] PRINT: Fast-forwarding data loader by 1 steps...
[2026-03-20 07:36:44] [Rank 0] PRINT: Data loader fast-forward complete.
[2026-03-20 07:36:44] [Rank 0] PRINT: Data loader fast-forward complete.
[2026-03-20 07:45:56] [Rank 0] step:21/15000 train_loss_per_token:2.1229 train_time:553195ms step_avg:26342.60ms
[2026-03-20 07:45:56] [Rank 0] step:21/15000 train_loss_per_token:2.1229 train_time:553195ms step_avg:26342.60ms