[HiSparse]: Optimize server args checking-HiSparse is temporarily only available for DSA models. (#22065)

2026-04-04 02:23:56 +08:00
parent 151f727163
commit ed3435e37f
1 changed files with 8 additions and 0 deletions
@@ -6170,6 +6170,14 @@ class ServerArgs:

        # Check hisparse
        if self.enable_hisparse:
+            from sglang.srt.configs.model_config import is_deepseek_nsa
+
+            hf_config = self.get_model_config().hf_config
+            assert is_deepseek_nsa(hf_config), (
+                "--enable-hisparse is only supported for DSA (DeepSeek Sparse Attention) models now"
+                "(e.g., DeepSeek V3.2, GLM-5). "
+            )
+
            assert (
                self.disable_radix_cache
            ), "Hierarchical sparse attention currently requires --disable-radix-cache."