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[2026-03-20 10:11:12] [Rank 0] step:14841/15000 train_loss_per_token:0.8304 train_time:8817370ms step_avg:594.12ms
[2026-03-20 10:11:12] [Rank 0] step:14841/15000 train_loss_per_token:0.8304 train_time:8817370ms step_avg:594.12ms
[2026-03-20 10:11:24] [Rank 0] step:14861/15000 train_loss_per_token:0.8373 train_time:8829391ms step_avg:594.13ms
[2026-03-20 10:11:24] [Rank 0] step:14861/15000 train_loss_per_token:0.8373 train_time:8829391ms step_avg:594.13ms
[2026-03-20 10:11:36] [Rank 0] step:14881/15000 train_loss_per_token:0.8482 train_time:8841722ms step_avg:594.16ms
[2026-03-20 10:11:36] [Rank 0] step:14881/15000 train_loss_per_token:0.8482 train_time:8841722ms step_avg:594.16ms
[2026-03-20 10:11:49] [Rank 0] step:14901/15000 train_loss_per_token:0.8275 train_time:8853805ms step_avg:594.18ms
[2026-03-20 10:11:49] [Rank 0] step:14901/15000 train_loss_per_token:0.8275 train_time:8853805ms step_avg:594.18ms
[2026-03-20 10:12:01] [Rank 0] step:14921/15000 train_loss_per_token:0.8378 train_time:8865874ms step_avg:594.19ms
[2026-03-20 10:12:01] [Rank 0] step:14921/15000 train_loss_per_token:0.8378 train_time:8865874ms step_avg:594.19ms
[2026-03-20 10:12:13] [Rank 0] step:14941/15000 train_loss_per_token:0.8340 train_time:8877847ms step_avg:594.19ms
[2026-03-20 10:12:13] [Rank 0] step:14941/15000 train_loss_per_token:0.8340 train_time:8877847ms step_avg:594.19ms
[2026-03-20 10:12:25] [Rank 0] step:14961/15000 train_loss_per_token:0.8406 train_time:8889934ms step_avg:594.21ms
[2026-03-20 10:12:25] [Rank 0] step:14961/15000 train_loss_per_token:0.8406 train_time:8889934ms step_avg:594.21ms
[2026-03-20 10:12:37] [Rank 0] step:14981/15000 train_loss_per_token:0.8500 train_time:8901965ms step_avg:594.22ms
[2026-03-20 10:12:37] [Rank 0] step:14981/15000 train_loss_per_token:0.8500 train_time:8901965ms step_avg:594.22ms
[2026-03-20 10:12:52] [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_0.005_muon_lr_0.01_seed_43/checkpoints/ckpt_latest.pt
[2026-03-20 10:12:52] [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_0.005_muon_lr_0.01_seed_43/checkpoints/ckpt_latest.pt
[2026-03-20 10:12:52] [Rank 0] step:15000/15000 train_loss_per_token:0.8328 train_time:8917050ms step_avg:594.47ms
[2026-03-20 10:12:52] [Rank 0] step:15000/15000 train_loss_per_token:0.8328 train_time:8917050ms step_avg:594.47ms
[2026-03-20 10:12:52] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-20 10:12:52] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-20 10:12:53] [Rank 0] PRINT: step:15000/15000 train_loss_per_token:0.8328 val_loss:3.3218 train_time:8917059ms step_avg:594.47ms
[2026-03-20 10:12:53] [Rank 0] PRINT: step:15000/15000 train_loss_per_token:0.8328 val_loss:3.3218 train_time:8917059ms step_avg:594.47ms
[2026-03-20 10:12:53] [Rank 0] PRINT: Training completed. Checkpoint deleted.
[2026-03-20 10:12:53] [Rank 0] PRINT: Training completed. Checkpoint deleted.
[2026-03-20 10:12:53] [Rank 0] PRINT: --- Training Finished: Fri Mar 20 10:12:53 2026 ---
[2026-03-20 10:12:53] [Rank 0] PRINT: --- Training Finished: Fri Mar 20 10:12:53 2026 ---
[2026-03-20 10:12:53] [Rank 0] PRINT: Peak memory allocated: 10463 MiB reserved: 10976 MiB
[2026-03-20 10:12:53] [Rank 0] PRINT: Peak memory allocated: 10463 MiB reserved: 10976 MiB
[2026-03-19 21:01:05] [Rank 0] PRINT: --- Script Start: Thu Mar 19 21:01:05 2026 ---
[2026-03-19 21:01:05] [Rank 0] PRINT: --- Script Start: Thu Mar 19 21:01:05 2026 ---
[2026-03-19 21:01:05] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=42, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.01, 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 21:01:05] [Rank 0] PRINT: Parsed CLI args: Namespace(unet=False, seed=42, optimizer_mode=5, model_parameterization='qkvo', adam_lr=0.01, 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 21:01:05] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-19 21:01:05] [Rank 0] PRINT: Hyperparameters: Hyperparameters()
[2026-03-19 21:01:05] [Rank 0] PRINT: Using fixed seed: 42
[2026-03-19 21:01:05] [Rank 0] PRINT: Using fixed seed: 42
[2026-03-19 21:01:05] [Rank 0] PRINT: Run directory: /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_42
[2026-03-19 21:01:05] [Rank 0] PRINT: Run directory: /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_42
[2026-03-19 21:01:05] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-19 21:01:05] [Rank 0] PRINT: code_sha256=2c01a5e64ccec55852d52b5c8539f402caebedf5454fe87ff6bbc52b316b754e
[2026-03-19 21:01:05] [Rank 0] PRINT: Constructing model...
[2026-03-19 21:01:05] [Rank 0] PRINT: Constructing model...
[2026-03-19 21:01:07] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-19 21:01:07] [Rank 0] PRINT: Broadcasting model parameters...
[2026-03-19 21:01:07] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-19 21:01:07] [Rank 0] PRINT: Model constructed and broadcasted.
[2026-03-19 21:01:07] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-19 21:01:07] [Rank 0] PRINT: Collecting parameters for optimizers...
[2026-03-19 21:01:07] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 21:01:07] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 21:01:07] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 21:01:07] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 21:01:07] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 21:01:07] [Rank 0] PRINT: Warning - Parameter torch.Size([50257, 768]) ended up in scalar_params but has ndim >= 2. Check grouping.
[2026-03-19 21:01:07] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-19 21:01:07] [Rank 0] PRINT: Configuring optimizers for EXPERIMENT_MODE = 5
[2026-03-19 21:01:07] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.01).
[2026-03-19 21:01:07] [Rank 0] PRINT: Mode 5: All Adam. All Attn and MLP matrices to Adam (Adam LR: 0.01).
[2026-03-19 21:01:07] [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 21:01:07] [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 21:01:07] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-19 21:01:07] [Rank 0] PRINT: Optimizers configured. Total optimizers: 1
[2026-03-19 21:01:07] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-19 21:01:07] [Rank 0] PRINT: Compiling model with TorchInductor...
[2026-03-19 21:01:07] [Rank 0] PRINT: Model compilation complete.
[2026-03-19 21:01:07] [Rank 0] PRINT: Model compilation complete.
[2026-03-19 21:01:07] [Rank 0] PRINT: No checkpoint found. Starting training from scratch.
[2026-03-19 21:01:07] [Rank 0] PRINT: No checkpoint found. Starting training from scratch.
[2026-03-19 21:01:07] [Rank 0] PRINT: Starting warmup...
[2026-03-19 21:01:07] [Rank 0] PRINT: Starting warmup...
[2026-03-19 21:02:03] [Rank 0] PRINT: Warmup complete.
[2026-03-19 21:02:03] [Rank 0] PRINT: Warmup complete.
[2026-03-19 21:02:04] [Rank 0] PRINT: Starting training...
[2026-03-19 21:02:04] [Rank 0] PRINT: Starting training...
[2026-03-19 21:02:04] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-19 21:02:04] [Rank 0] PRINT: Warning: val_tokens (1966080) not perfectly divisible by val_batch_size (262144). Some tokens might be missed.
[2026-03-19 21:03:17] [Rank 0] PRINT: step:0/15000 val_loss:10.8258 train_time:0ms step_avg:0.00ms
[2026-03-19 21:03:17] [Rank 0] PRINT: step:0/15000 val_loss:10.8258 train_time:0ms step_avg:0.00ms
[2026-03-19 21:03:21] [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_0.01_muon_lr_0.01_seed_42/checkpoints/ckpt_latest.pt
[2026-03-19 21:03:21] [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_0.01_muon_lr_0.01_seed_42/checkpoints/ckpt_latest.pt
[2026-03-19 21:03:31] [Rank 0] step:21/15000 train_loss_per_token:1.9283 train_time:14206ms step_avg:676.49ms
[2026-03-19 21:03:31] [Rank 0] step:21/15000 train_loss_per_token:1.9283 train_time:14206ms step_avg:676.49ms
[2026-03-19 21:03:41] [Rank 0] step:41/15000 train_loss_per_token:1.9319 train_time:23886ms step_avg:582.59ms
[2026-03-19 21:03:41] [Rank 0] step:41/15000 train_loss_per_token:1.9319 train_time:23886ms step_avg:582.59ms
[2026-03-19 21:03:50] [Rank 0] step:61/15000 train_loss_per_token:1.8810 train_time:33607ms step_avg:550.93ms
[2026-03-19 21:03:50] [Rank 0] step:61/15000 train_loss_per_token:1.8810 train_time:33607ms step_avg:550.93ms
[2026-03-19 21:04:00] [Rank 0] step:81/15000 train_loss_per_token:1.8956 train_time:43353ms step_avg:535.22ms
[2026-03-19 21:04:00] [Rank 0] step:81/15000 train_loss_per_token:1.8956 train_time:43353ms step_avg:535.22ms
[2026-03-19 21:04:10] [Rank 0] step:101/15000 train_loss_per_token:1.8013 train_time:53120ms step_avg:525.94ms
[2026-03-19 21:04:10] [Rank 0] step:101/15000 train_loss_per_token:1.8013 train_time:53120ms step_avg:525.94ms
[2026-03-19 21:04:20] [Rank 0] step:121/15000 train_loss_per_token:1.7156 train_time:62891ms step_avg:519.76ms
[2026-03-19 21:04:20] [Rank 0] step:121/15000 train_loss_per_token:1.7156 train_time:62891ms step_avg:519.76ms
[2026-03-19 21:04:29] [Rank 0] step:141/15000 train_loss_per_token:1.6438 train_time:72678ms step_avg:515.44ms
[2026-03-19 21:04:29] [Rank 0] step:141/15000 train_loss_per_token:1.6438 train_time:72678ms step_avg:515.44ms
[2026-03-19 21:04:39] [Rank 0] step:161/15000 train_loss_per_token:1.6429 train_time:82476ms step_avg:512.27ms
[2026-03-19 21:04:39] [Rank 0] step:161/15000 train_loss_per_token:1.6429 train_time:82476ms step_avg:512.27ms
[2026-03-19 21:04:49] [Rank 0] step:181/15000 train_loss_per_token:1.6093 train_time:92286ms step_avg:509.87ms
[2026-03-19 21:04:49] [Rank 0] step:181/15000 train_loss_per_token:1.6093 train_time:92286ms step_avg:509.87ms