Remove deprecated configs (#1431)

python/sglang/global_config.py

@@ -1,5 +1,7 @@
 """Global configurations"""
 
+import os
+
 
 class GlobalConfig:
     def __init__(self):
@@ -16,30 +18,20 @@ class GlobalConfig:
         self.base_min_new_token_ratio = 0.1
         self.new_token_ratio_decay = 0.001
 
-        # Runtime constants: The threshold (number of tokens) to trigger layer-wise cuda sync.
-        # This can improve the speed for large batch sizes during prefill.
-        self.layer_sync_threshold = 8192
-
         # Runtime constants: others
         self.num_continue_decode_steps = 10
         self.retract_decode_steps = 20
-        self.flashinfer_workspace_size = 384 * 1024 * 1024
+        self.flashinfer_workspace_size = os.environ.get(
+            "FLASHINFER_WORKSPACE_SIZE", 384 * 1024 * 1024
+        )
 
         # Output tokenization configs
         self.skip_special_tokens_in_output = True
         self.spaces_between_special_tokens_in_out = True
 
         # Interpreter optimization configs
-        self.eager_fill_image = False
         self.enable_precache_with_tracing = True
         self.enable_parallel_encoding = True
-        self.enable_parallel_decoding = True
-
-        # Deprecated
-        # Choices: ["no_adjust", "adjust_cache"]
-        # no_adjust: Do not adjust the position embedding of KV cache.
-        # adjust_cache: Adjust the position embedding of KV cache.
-        self.concate_and_append_mode = "no_adjust"
 
 
 global_config = GlobalConfig()