diff --git a/training/configs/qwen2.5_3b_grpo.yaml b/training/configs/qwen2.5_3b_grpo.yaml
index 6a35ad7e..667b97fd 100644
--- a/training/configs/qwen2.5_3b_grpo.yaml
+++ b/training/configs/qwen2.5_3b_grpo.yaml
@@ -21,13 +21,13 @@ curriculum:
       update_steps: 30 # automatic curriculum updating after 50 steps
     last_k: 20
     success_threshold: 0.7
-    failure_threshold: 0.1
+    failure_threshold: 0.10
     curricula:
       spell_backward:
         attribute_levels:
           word_len: 0
 reward:
-  use_accuracy: False
+  use_accuracy: True
   secondary_rewards:
    - name: format
      scaling_factor: 0.2
@@ -38,12 +38,11 @@ data:
   val_files: test.parquet
   prompt_key: prompt
   max_prompt_length: 512
-  max_response_length: 1024
-  train_batch_size: 32
-  val_batch_size: 32
+  max_response_length: 2048
+  train_batch_size: 16
+  val_batch_size: 16
   return_raw_chat: True
   return_raw_input_ids: True
-
 actor_rollout_ref:
   hybrid_engine: True
   model:
@@ -58,7 +57,7 @@ actor_rollout_ref:
     ppo_micro_batch_size: null # will be deprecated, use ppo_micro_batch_size_per_gpu
     ppo_micro_batch_size_per_gpu: 8
     use_dynamic_bsz: False
-    ppo_max_token_len_per_gpu: 12288 # n * ${data.max_prompt_length} + ${data.max_response_length}
+    ppo_max_token_len_per_gpu: 20480 # n * ${data.max_prompt_length} + ${data.max_response_length}
     grad_clip: 1.0
     clip_ratio: 0.2
     entropy_coeff: 0.001
@@ -70,9 +69,9 @@ actor_rollout_ref:
     ulysses_sequence_parallel_size: 1 # sp size
     optim:
       lr: 1e-6
-      lr_warmup_steps_ratio: 0  # the total steps will be injected during runtime
+      lr_warmup_steps_ratio: 0.  # the total steps will be injected during runtime
       min_lr_ratio: null   # only useful for warmup with cosine
-      warmup_style: constant # select from constant/cosine
+      warmup_style: constant  # select from constant/cosine
       total_training_steps: -1  # must be override by program
     fsdp_config:
       wrap_policy:
@@ -101,13 +100,14 @@ actor_rollout_ref:
     response_length: ${data.max_response_length}
     # for vllm rollout
     dtype: bfloat16 # should align with FSDP
-    gpu_memory_utilization: 0.8
+    gpu_memory_utilization: 0.6
     ignore_eos: False
     enforce_eager: True
     free_cache_engine: True
     load_format: dummy_dtensor
     tensor_model_parallel_size: 2
-    max_num_batched_tokens: 8192
+    max_num_batched_tokens: 16384
+    max_model_len: 16384
     max_num_seqs: 1024
     log_prob_micro_batch_size: null # will be deprecated, use log_prob_micro_batch_size_per_gpu
     log_prob_micro_batch_size_per_gpu: 160
@@ -118,7 +118,6 @@ actor_rollout_ref:
     # for hf rollout
     do_sample: True
     use_fire_sampling: False
-    max_model_len: 8192
     # number of responses (i.e. num sample times)
     n: 8 # > 1 for grpo
     val_kwargs:
@@ -135,10 +134,10 @@ algorithm:
 verbose: True
 trainer:
   balance_batch: True
-  total_epochs: 3
+  total_epochs: 10
   total_training_steps: null
   project_name: rg-test
-  experiment_name: verl_grpo_qwen_composite
+  experiment_name: verl_grpo_qwen_3b
   logger: [ 'console', 'wandb' ]
   val_generations_to_log_to_wandb: 0
   nnodes: 1
@@ -154,13 +153,14 @@ trainer:
   del_local_ckpt_after_load: False
   default_local_dir: checkpoints/${trainer.project_name}/${trainer.experiment_name}
 
+
 critic:
   strategy: fsdp
   optim:
-    lr: 1e-6
-    lr_warmup_steps_ratio: 0  # the total steps will be injected during runtime
+    lr: 1e-5
+    lr_warmup_steps_ratio: 0.  # the total steps will be injected during runtime
     min_lr_ratio: null   # only useful for warmup with cosine
-    warmup_style: constant # select from constant/cosine
+    warmup_style: constant  # select from constant/cosine
     total_training_steps: -1  # must be override by program
   model:
     path: ~/models/deepseek-llm-7b-chat
@@ -178,7 +178,7 @@ critic:
       fsdp_size: -1
   ppo_mini_batch_size: ${actor_rollout_ref.actor.ppo_mini_batch_size}
   ppo_micro_batch_size: null # will be deprecated, use ppo_micro_batch_size_per_gpu
-  ppo_micro_batch_size_per_gpu: 16
+  ppo_micro_batch_size_per_gpu: null
   forward_micro_batch_size: ${critic.ppo_micro_batch_size}
   forward_micro_batch_size_per_gpu: ${critic.ppo_micro_batch_size_per_gpu}
   use_dynamic_bsz: ${actor_rollout_ref.actor.use_dynamic_bsz}
@@ -208,5 +208,4 @@ reward_model:
   max_length: null
   ulysses_sequence_parallel_size: 1
   use_dynamic_bsz: ${critic.use_dynamic_bsz}
-  forward_max_token_len_per_gpu: ${critic.forward_max_token_len_per_gpu}
-
+  forward_max_token_len_per_gpu: ${critic.forward_max_token_len_per_gpu}
\ No newline at end of file