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[2026-03-19 23:23:21] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-19 23:23:21] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-19 23:23:21] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-19 23:23:21] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-19 23:23:21] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 23:23:21] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 23:23:21] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 23:23:21] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 23:23:21] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 23:23:21] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 23:23:21] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-19 23:23:21] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-19 23:23:21] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.001).
[2026-03-19 23:23:21] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.001).
[2026-03-19 23:23:21] [Rank 0] PRINT: Muon optimizer not created as muon_params_target_list was empty (e.g. mode where Adam handles all matrices).
[2026-03-19 23:23:21] [Rank 0] PRINT: Muon optimizer not created as muon_params_target_list was empty (e.g. mode where Adam handles all matrices).
[2026-03-19 23:23:21] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-19 23:23:21] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-19 23:23:21] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-19 23:23:21] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-19 23:23:21] [Rank 0] PRINT: Model compilation complete.
[2026-03-19 23:23:21] [Rank 0] PRINT: Model compilation complete.
[2026-03-19 23:23:21] [Rank 0] PRINT: Training already completed in a previous run. Cleaning up and exiting.
[2026-03-19 23:23:21] [Rank 0] PRINT: Training already completed in a previous run. Cleaning up and exiting.
[2026-03-20 04:36:49] [Rank 0] PRINT: --- Script Start: Fri Mar 20 04:36:49 2026 ---
[2026-03-20 04:36:49] [Rank 0] PRINT: --- Script Start: Fri Mar 20 04:36:49 2026 ---
[2026-03-20 04:36:49] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=42, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.001, 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 04:36:49] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=42, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.001, 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 04:36:49] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-20 04:36:49] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-20 04:36:49] [Rank 0] PRINT: Using fixed seed: 42
[2026-03-20 04:36:49] [Rank 0] PRINT: Using fixed seed: 42
[2026-03-20 04:36:49] [Rank 0] PRINT: Run directory: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.001_muon_lr_0.01_seed_42
[2026-03-20 04:36:49] [Rank 0] PRINT: Run directory: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.001_muon_lr_0.01_seed_42
[2026-03-20 04:36:49] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-20 04:36:49] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-20 04:36:49] [Rank 0] PRINT: Constructing model...
[2026-03-20 04:36:49] [Rank 0] PRINT: Constructing model...
[2026-03-20 04:36:51] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-20 04:36:51] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-20 04:36:51] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-20 04:36:51] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-20 04:36:51] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-20 04:36:51] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-20 04:36:51] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 04:36:51] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 04:36:51] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 04:36:51] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 04:36:51] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 04:36:51] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-20 04:36:51] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-20 04:36:51] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-20 04:36:51] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.001).
[2026-03-20 04:36:51] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.001).
[2026-03-20 04:36:51] [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 04:36:51] [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 04:36:51] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-20 04:36:51] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-20 04:36:51] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-20 04:36:51] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-20 04:36:51] [Rank 0] PRINT: Model compilation complete.
[2026-03-20 04:36:51] [Rank 0] PRINT: Model compilation complete.
[2026-03-20 04:36:51] [Rank 0] PRINT: No checkpoint found. Starting training from scratch.
[2026-03-20 04:36:51] [Rank 0] PRINT: No checkpoint found. Starting training from scratch.
[2026-03-20 04:36:51] [Rank 0] PRINT: Starting warmup...
[2026-03-20 04:36:51] [Rank 0] PRINT: Starting warmup...
[2026-03-20 04:38:02] [Rank 0] PRINT: Warmup complete.
[2026-03-20 04:38:02] [Rank 0] PRINT: Warmup complete.
[2026-03-20 04:38:02] [Rank 0] PRINT: Starting training...
[2026-03-20 04:38:02] [Rank 0] PRINT: Starting training...
[2026-03-20 04:38:03] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-20 04:38:03] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-20 04:39:00] [Rank 0] PRINT: step:0/15000 val_loss:10.8258 train_time:0ms step_avg:0.00ms
[2026-03-20 04:39:00] [Rank 0] PRINT: step:0/15000 val_loss:10.8258 train_time:0ms step_avg:0.00ms
[2026-03-20 04:39:05] [Rank 0] PRINT: Saved checkpoint at step 0 to /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.001_muon_lr_0.01_seed_42/checkpoints/ckpt_latest.pt
[2026-03-20 04:39:05] [Rank 0] PRINT: Saved checkpoint at step 0 to /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.001_muon_lr_0.01_seed_42/checkpoints/ckpt_latest.pt
[2026-03-20 04:39:15] [Rank 0] step:21/15000 train_loss_per_token:2.5384 train_time:14648ms step_avg:697.51ms
[2026-03-20 04:39:15] [Rank 0] step:21/15000 train_loss_per_token:2.5384 train_time:14648ms step_avg:697.51ms
[2026-03-20 04:39:25] [Rank 0] step:41/15000 train_loss_per_token:2.3959 train_time:24451ms step_avg:596.37ms
[2026-03-20 04:39:25] [Rank 0] step:41/15000 train_loss_per_token:2.3959 train_time:24451ms step_avg:596.37ms
[2026-03-20 04:39:35] [Rank 0] step:61/15000 train_loss_per_token:2.2658 train_time:34277ms step_avg:561.92ms
[2026-03-20 04:39:35] [Rank 0] step:61/15000 train_loss_per_token:2.2658 train_time:34277ms step_avg:561.92ms
[2026-03-20 04:39:45] [Rank 0] step:81/15000 train_loss_per_token:2.1869 train_time:44134ms step_avg:544.86ms
[2026-03-20 04:39:45] [Rank 0] step:81/15000 train_loss_per_token:2.1869 train_time:44134ms step_avg:544.86ms
[2026-03-20 04:39:54] [Rank 0] step:101/15000 train_loss_per_token:2.0887 train_time:54020ms step_avg:534.85ms
[2026-03-20 04:39:54] [Rank 0] step:101/15000 train_loss_per_token:2.0887 train_time:54020ms step_avg:534.85ms
[2026-03-20 04:40:04] [Rank 0] step:121/15000 train_loss_per_token:2.0173 train_time:63922ms step_avg:528.28ms
[2026-03-20 04:40:04] [Rank 0] step:121/15000 train_loss_per_token:2.0173 train_time:63922ms step_avg:528.28ms
[2026-03-20 04:40:14] [Rank 0] step:141/15000 train_loss_per_token:1.9614 train_time:73835ms step_avg:523.65ms
[2026-03-20 04:40:14] [Rank 0] step:141/15000 train_loss_per_token:1.9614 train_time:73835ms step_avg:523.65ms
[2026-03-20 04:40:24] [Rank 0] step:161/15000 train_loss_per_token:1.9357 train_time:83759ms step_avg:520.25ms
[2026-03-20 04:40:24] [Rank 0] step:161/15000 train_loss_per_token:1.9357 train_time:83759ms step_avg:520.25ms
[2026-03-20 04:40:34] [Rank 0] step:181/15000 train_loss_per_token:1.9025 train_time:93705ms step_avg:517.71ms
[2026-03-20 04:40:34] [Rank 0] step:181/15000 train_loss_per_token:1.9025 train_time:93705ms step_avg:517.71ms
[2026-03-20 04:40:44] [Rank 0] step:201/15000 train_loss_per_token:1.8810 train_time:103658ms step_avg:515.71ms
[2026-03-20 04:40:44] [Rank 0] step:201/15000 train_loss_per_token:1.8810 train_time:103658ms step_avg:515.71ms
[2026-03-20 04:40:54] [Rank 0] step:221/15000 train_loss_per_token:1.8570 train_time:113618ms step_avg:514.11ms
[2026-03-20 04:40:54] [Rank 0] step:221/15000 train_loss_per_token:1.8570 train_time:113618ms step_avg:514.11ms
[2026-03-20 04:41:04] [Rank 0] step:241/15000 train_loss_per_token:1.8237 train_time:123587ms step_avg:512.81ms
[2026-03-20 04:41:04] [Rank 0] step:241/15000 train_loss_per_token:1.8237 train_time:123587ms step_avg:512.81ms