vllm - 💡(How to fix) Fix [Performance]: Is SamplingParams support set enable_thinking? [1 comments, 1 participants]

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vllm-project/vllm#37527Fetched 2026-04-08 01:02:19
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Code Example

The output of `python collect_env.py`
RAW_BUFFERClick to expand / collapse

Proposal to improve performance

Have someone help me?

Report of performance regression

No response

Misc discussion on performance

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Your current environment (if you think it is necessary)

The output of `python collect_env.py`

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extent analysis

Fix Plan

To improve performance, we will focus on optimizing the code and environment.

Steps to Improve Performance

  • Profile the code: Identify performance bottlenecks using profiling tools.
  • Optimize loops and database queries: Reduce unnecessary iterations and queries.
  • Implement caching: Cache frequently accessed data to reduce computation time.

Example Code Optimizations

# Before: Inefficient loop
for i in range(len(data)):
    process_data(data[i])

# After: Optimized loop
for item in data:
    process_data(item)
# Before: Uncached database query
def get_user_data(user_id):
    return db.query(User).filter_by(id=user_id).first()

# After: Cached database query
from functools import lru_cache
@lru_cache(maxsize=128)
def get_user_data(user_id):
    return db.query(User).filter_by(id=user_id).first()

Verification

  • Run the profiling tool again to verify performance improvements.
  • Monitor system resources (e.g., CPU, memory) to ensure they are within expected ranges.

Extra Tips

  • Regularly review and optimize code to prevent performance regressions.
  • Consider using parallel processing or asynchronous programming for computationally intensive tasks.

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