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pre-commit-ci[bot] 2025-05-29 10:16:55 +00:00
parent 7b921acc8a
commit 0d008110e7
2 changed files with 34 additions and 16 deletions
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40
applications/ColossalChat/coati/distributed/consumer.py
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@ -117,20 +117,28 @@ class BaseConsumer:
# receive data from producers
for r in range(self.num_producers):
print(f"[T{dist.get_rank()}] Recv data episode {episode} step {step} from {r}")
raw_batch = ray_broadcast_tensor_dict(None, src=0, device=self.device, group_name=f"sync_data_{r}")
raw_batch = ray_broadcast_tensor_dict(
None, src=0, device=self.device, group_name=f"sync_data_{r}"
)
# calculate group reward et al. filtering. As only the filtered group will be used for training (which is incomplete),
# we need to calculate the metrics before filtering here for logging
# [batch_size, num_generations, ...] -> [batch_size * num_generations, ...]
raw_batch_with_reward = self.calculate_reward({k:v.view(-1, v.size(-1)) if k!='temperature' else v for k, v in raw_batch.items()})
raw_batch_with_reward = {k: v.view(-1, self.num_generations, v.size(-1)) if k!='temperature' else v for k, v in raw_batch_with_reward.items()}
# [batch_size, num_generations] -> [batch_size]
reward = raw_batch_with_reward["reward"][:,:,0]
format_acc = raw_batch_with_reward["format_acc"][:,:,0]
ans_acc = raw_batch_with_reward["ans_acc"][:,:,0]
response_len = (
(raw_batch_with_reward["response_idx"][:, :, 1] - raw_batch_with_reward["response_idx"][:, :, 0] + 1)
.type(torch.float32)
raw_batch_with_reward = self.calculate_reward(
{k: v.view(-1, v.size(-1)) if k != "temperature" else v for k, v in raw_batch.items()}
)
raw_batch_with_reward = {
k: v.view(-1, self.num_generations, v.size(-1)) if k != "temperature" else v
for k, v in raw_batch_with_reward.items()
}
# [batch_size, num_generations] -> [batch_size]
reward = raw_batch_with_reward["reward"][:, :, 0]
format_acc = raw_batch_with_reward["format_acc"][:, :, 0]
ans_acc = raw_batch_with_reward["ans_acc"][:, :, 0]
response_len = (
raw_batch_with_reward["response_idx"][:, :, 1]
- raw_batch_with_reward["response_idx"][:, :, 0]
+ 1
).type(torch.float32)
effective_group_mask = None
if self.filter_range is not None and self.grpo_config.get("dynamic_batching", True):
# filter the group based on the reward and accuracy
@ -138,11 +146,15 @@ class BaseConsumer:
effective_group_mask = torch.logical_and(
group_ans_acc_mean > self.filter_range[0], group_ans_acc_mean < self.filter_range[1]
)
raw_batch_with_reward = unbind_batch(raw_batch_with_reward) # List[Dict[str, torch.Tensor]]
raw_batch_with_reward = unbind_batch(raw_batch_with_reward) # List[Dict[str, torch.Tensor]]
for group_idx, group_with_reward in enumerate(raw_batch_with_reward):
self.buffer.append(
[
group_with_reward if effective_group_mask is None or effective_group_mask[group_idx] else None,
(
group_with_reward
if effective_group_mask is None or effective_group_mask[group_idx]
else None
),
reward[group_idx],
format_acc[group_idx],
ans_acc[group_idx],
@ -160,7 +172,9 @@ class BaseConsumer:
effective_group_to_raw_group_mapping[len(effective_group_to_raw_group_mapping)] = (
buffer_idx
)
print(f"[T{dist.get_rank()}] Collect Effective Prompt: {len(effective_group_to_raw_group_mapping)}/{self.dp_size * self.minibatch_size}")
print(
f"[T{dist.get_rank()}] Collect Effective Prompt: {len(effective_group_to_raw_group_mapping)}/{self.dp_size * self.minibatch_size}"
)
while len(effective_group_to_raw_group_mapping) >= self.dp_size * self.minibatch_size:
# on each dp_rank, we use minibatch_size effective samples to form a batch

10
applications/ColossalChat/coati/distributed/grpo_consumer.py
View File

@ -211,10 +211,12 @@ class GRPOConsumer(BaseConsumer):
loss_mask,
action_mask[:, -1] == False,
)
if self.filter_range is not None and self.grpo_config.get("dynamic_batching", False)==False:
if self.filter_range is not None and self.grpo_config.get("dynamic_batching", False) == False:
# filter out samples with reward outside the range
# if dynamic batching is enabled, we filter out out of range groups before training
group_ans_acc_mean = ans_acc.view(-1, self.num_generations).mean(dim=1).repeat_interleave(self.num_generations, dim=-1)
group_ans_acc_mean = (
ans_acc.view(-1, self.num_generations).mean(dim=1).repeat_interleave(self.num_generations, dim=-1)
)
loss_mask = torch.logical_and(
loss_mask,
torch.logical_and(
@ -454,7 +456,9 @@ class GRPOConsumer(BaseConsumer):
raw_batch_ans_acc_mean = torch.cat(self.raw_train_batch_ans_acc, dim=0).mean().cpu().item()
raw_batch_response_len = torch.cat(self.raw_train_batch_response_len, dim=0)
raw_batch_response_len_mean = raw_batch_response_len.mean().cpu().item()
overlength_samples_ratio = (raw_batch_response_len >= action_mask.size(-1)).to(float).mean().cpu().item() # not an exact figure, but a close estimate
overlength_samples_ratio = (
(raw_batch_response_len >= action_mask.size(-1)).to(float).mean().cpu().item()
) # not an exact figure, but a close estimate
self.raw_train_batch_reward = []
self.raw_train_batch_format_acc = []
self.raw_train_batch_ans_acc = []