[BUG]: how to disable FlashAttention

[SeekPoint]

🐛 Describe the bug

RuntimeError: FlashAttention only supports Ampere GPUs or newer.

Environment

colossal 0.3.4

ColossalAI/examples/language/opt# bash run_demo.sh

• pip install -r requirements.txt

[flybird11111]

You can set enable_all_optimization to false. And configure other optimizations as needed.