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[2026-03-20 07:25:02] [Rank 0] step:14761/15000 train_loss_per_token:0.8326 train_time:8198614ms step_avg:555.42ms
[2026-03-20 07:25:02] [Rank 0] step:14761/15000 train_loss_per_token:0.8326 train_time:8198614ms step_avg:555.42ms
[2026-03-20 07:25:14] [Rank 0] step:14781/15000 train_loss_per_token:0.8243 train_time:8210678ms step_avg:555.49ms
[2026-03-20 07:25:14] [Rank 0] step:14781/15000 train_loss_per_token:0.8243 train_time:8210678ms step_avg:555.49ms
[2026-03-20 07:25:26] [Rank 0] step:14801/15000 train_loss_per_token:0.8447 train_time:8222753ms step_avg:555.55ms
[2026-03-20 07:25:26] [Rank 0] step:14801/15000 train_loss_per_token:0.8447 train_time:8222753ms step_avg:555.55ms
[2026-03-20 07:25:38] [Rank 0] step:14821/15000 train_loss_per_token:0.8108 train_time:8234785ms step_avg:555.62ms
[2026-03-20 07:25:38] [Rank 0] step:14821/15000 train_loss_per_token:0.8108 train_time:8234785ms step_avg:555.62ms
[2026-03-20 07:25:50] [Rank 0] step:14841/15000 train_loss_per_token:0.8309 train_time:8246812ms step_avg:555.68ms
[2026-03-20 07:25:50] [Rank 0] step:14841/15000 train_loss_per_token:0.8309 train_time:8246812ms step_avg:555.68ms
[2026-03-20 07:26:02] [Rank 0] step:14861/15000 train_loss_per_token:0.8380 train_time:8258798ms step_avg:555.74ms
[2026-03-20 07:26:02] [Rank 0] step:14861/15000 train_loss_per_token:0.8380 train_time:8258798ms step_avg:555.74ms
[2026-03-20 07:26:14] [Rank 0] step:14881/15000 train_loss_per_token:0.8483 train_time:8270886ms step_avg:555.80ms
[2026-03-20 07:26:14] [Rank 0] step:14881/15000 train_loss_per_token:0.8483 train_time:8270886ms step_avg:555.80ms
[2026-03-20 07:26:26] [Rank 0] step:14901/15000 train_loss_per_token:0.8273 train_time:8282927ms step_avg:555.86ms
[2026-03-20 07:26:26] [Rank 0] step:14901/15000 train_loss_per_token:0.8273 train_time:8282927ms step_avg:555.86ms
[2026-03-20 07:26:38] [Rank 0] step:14921/15000 train_loss_per_token:0.8367 train_time:8294964ms step_avg:555.93ms
[2026-03-20 07:26:38] [Rank 0] step:14921/15000 train_loss_per_token:0.8367 train_time:8294964ms step_avg:555.93ms
[2026-03-20 07:26:50] [Rank 0] step:14941/15000 train_loss_per_token:0.8331 train_time:8306899ms step_avg:555.98ms
[2026-03-20 07:26:50] [Rank 0] step:14941/15000 train_loss_per_token:0.8331 train_time:8306899ms step_avg:555.98ms
[2026-03-20 07:27:02] [Rank 0] step:14961/15000 train_loss_per_token:0.8410 train_time:8318967ms step_avg:556.04ms
[2026-03-20 07:27:02] [Rank 0] step:14961/15000 train_loss_per_token:0.8410 train_time:8318967ms step_avg:556.04ms
[2026-03-20 07:27:14] [Rank 0] step:14981/15000 train_loss_per_token:0.8508 train_time:8330967ms step_avg:556.10ms
[2026-03-20 07:27:14] [Rank 0] step:14981/15000 train_loss_per_token:0.8508 train_time:8330967ms step_avg:556.10ms
[2026-03-20 07:27:30] [Rank 0] PRINT: Saved checkpoint at step 14999 to /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.01_muon_lr_0.01_seed_43/checkpoints/ckpt_latest.pt
[2026-03-20 07:27:30] [Rank 0] PRINT: Saved checkpoint at step 14999 to /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.01_muon_lr_0.01_seed_43/checkpoints/ckpt_latest.pt
[2026-03-20 07:27:30] [Rank 0] step:15000/15000 train_loss_per_token:0.8333 train_time:8346622ms step_avg:556.44ms
[2026-03-20 07:27:30] [Rank 0] step:15000/15000 train_loss_per_token:0.8333 train_time:8346622ms step_avg:556.44ms
[2026-03-20 07:27:30] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-20 07:27:30] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-20 07:27:31] [Rank 0] PRINT: step:15000/15000 train_loss_per_token:0.8333 val_loss:3.3216 train_time:8346629ms step_avg:556.44ms
[2026-03-20 07:27:31] [Rank 0] PRINT: step:15000/15000 train_loss_per_token:0.8333 val_loss:3.3216 train_time:8346629ms step_avg:556.44ms
[2026-03-20 07:27:31] [Rank 0] PRINT: Training completed. Checkpoint deleted.
[2026-03-20 07:27:31] [Rank 0] PRINT: Training completed. Checkpoint deleted.
[2026-03-20 07:27:31] [Rank 0] PRINT: --- Training Finished: Fri Mar 20 07:27:31 2026 ---
[2026-03-20 07:27:31] [Rank 0] PRINT: --- Training Finished: Fri Mar 20 07:27:31 2026 ---
[2026-03-20 07:27:31] [Rank 0] PRINT: Peak memory allocated: 10463 MiB reserved: 14036 MiB
[2026-03-20 07:27:31] [Rank 0] PRINT: Peak memory allocated: 10463 MiB reserved: 14036 MiB
[2026-03-19 18:37:28] [Rank 0] PRINT: --- Script Start: Thu Mar 19 18:37:28 2026 ---
[2026-03-19 18:37:28] [Rank 0] PRINT: --- Script Start: Thu Mar 19 18:37:28 2026 ---
[2026-03-19 18:37:28] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=42, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.02, 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_s...
[2026-03-19 18:37:28] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=42, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.02, 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_s...
[2026-03-19 18:37:28] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-19 18:37:28] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-19 18:37:28] [Rank 0] PRINT: Using fixed seed: 42
[2026-03-19 18:37:28] [Rank 0] PRINT: Using fixed seed: 42
[2026-03-19 18:37:28] [Rank 0] PRINT: Run directory: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.02_muon_lr_0.01_seed_42
[2026-03-19 18:37:28] [Rank 0] PRINT: Run directory: /home/aiops/zhangfz/MUON_sharpness/logs_sharpness_clean_accu/adam_lr_search/mode_5_param_qkvo_adam_lr_0.02_muon_lr_0.01_seed_42
[2026-03-19 18:37:28] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-19 18:37:28] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-19 18:37:28] [Rank 0] PRINT: Constructing model...
[2026-03-19 18:37:28] [Rank 0] PRINT: Constructing model...
[2026-03-19 18:37:31] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-19 18:37:31] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-19 18:37:31] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-19 18:37:31] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-19 18:37:31] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-19 18:37:31] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-19 18:37:31] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:37:31] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:37:31] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:37:31] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:37:31] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:37:31] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 18:37:31] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-19 18:37:31] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-19 18:37:31] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.02).
[2026-03-19 18:37:31] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.02).
[2026-03-19 18:37:31] [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 18:37:31] [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 18:37:31] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-19 18:37:31] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-19 18:37:31] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-19 18:37:31] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-19 18:37:31] [Rank 0] PRINT: Model compilation complete.
[2026-03-19 18:37:31] [Rank 0] PRINT: Model compilation complete.
[2026-03-19 18:37:31] [Rank 0] PRINT: No checkpoint found. Starting training from scratch.
[2026-03-19 18:37:31] [Rank 0] PRINT: No checkpoint found. Starting training from scratch.
[2026-03-19 18:37:31] [Rank 0] PRINT: Starting warmup...
[2026-03-19 18:37:31] [Rank 0] PRINT: Starting warmup...
[2026-03-19 18:41:37] [Rank 0] PRINT: Warmup complete.
[2026-03-19 18:41:37] [Rank 0] PRINT: Warmup complete.
[2026-03-19 18:41:37] [Rank 0] PRINT: Starting training...
[2026-03-19 18:41:37] [Rank 0] PRINT: Starting training...
[2026-03-19 18:41:37] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-19 18:41:37] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-19 18:41:46] [Rank 0] PRINT: step:0/15000 val_loss:10.8258 train_time:0ms step_avg:0.00ms
[2026-03-19 18:41:46] [Rank 0] PRINT: step:0/15000 val_loss:10.8258 train_time:0ms step_avg:0.00ms
[2026-03-19 18:41:50] [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_0.02_muon_lr_0.01_seed_42/checkpoints/ckpt_latest.pt
[2026-03-19 18:41:50] [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_0.02_muon_lr_0.01_seed_42/checkpoints/ckpt_latest.pt
[2026-03-19 18:41:59] [Rank 0] step:21/15000 train_loss_per_token:1.9187 train_time:13481ms step_avg:641.96ms
[2026-03-19 18:41:59] [Rank 0] step:21/15000 train_loss_per_token:1.9187 train_time:13481ms step_avg:641.96ms
[2026-03-19 18:42:09] [Rank 0] step:41/15000 train_loss_per_token:1.9058 train_time:23181ms step_avg:565.39ms
[2026-03-19 18:42:09] [Rank 0] step:41/15000 train_loss_per_token:1.9058 train_time:23181ms step_avg:565.39ms
[2026-03-19 18:42:19] [Rank 0] step:61/15000 train_loss_per_token:1.8326 train_time:32911ms step_avg:539.52ms
[2026-03-19 18:42:19] [Rank 0] step:61/15000 train_loss_per_token:1.8326 train_time:32911ms step_avg:539.52ms
[2026-03-19 18:42:29] [Rank 0] step:81/15000 train_loss_per_token:1.8008 train_time:42669ms step_avg:526.78ms
[2026-03-19 18:42:29] [Rank 0] step:81/15000 train_loss_per_token:1.8008 train_time:42669ms step_avg:526.78ms
[2026-03-19 18:42:38] [Rank 0] step:101/15000 train_loss_per_token:1.7292 train_time:52466ms step_avg:519.46ms
[2026-03-19 18:42:38] [Rank 0] step:101/15000 train_loss_per_token:1.7292 train_time:52466ms step_avg:519.46ms