set VLLM_USE_V1=0

3d83fa41 · zhuwenwen · 99075670 · 3d83fa41
Commit 3d83fa41 authored May 08, 2025 by zhuwenwen
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vllm/envs.py vllm/envs.py +1 -1

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--- a/vllm/envs.py
+++ b/vllm/envs.py
@@ -581,7 +581,7 @@ environment_variables: dict[str, Callable[[], Any]] = {

    # If set, use the V1 code path.
    "VLLM_USE_V1":
-    lambda: bool(int(os.getenv("VLLM_USE_V1", "1"))),
+    lambda: bool(int(os.getenv("VLLM_USE_V1", "0"))),

    # Disable aiter ops unless specifically enabled.
    # Acts as a parent switch to enable the rest of the other operations.