Merge /get_load into /v1/loads (#23010)

python/sglang/srt/entrypoints/http_server.py

@@ -647,12 +647,29 @@ async def server_info():
 
 @app.get("/get_load")
 async def get_load():
-    """Get load metrics (deprecated - use /v1/loads instead)."""
+    """Get load metrics (deprecated - use /v1/loads instead).
+
+    Legacy shim backed by /v1/loads. Projects GetLoadsReqOutput down to the
+    historical field shape (dp_rank, num_reqs, num_waiting_reqs, num_tokens,
+    num_pending_tokens, ts_tic) so existing clients keep working.
+    """
     logger.warning(
         "Endpoint '/get_load' is deprecated and will be removed in a future version. "
         "Please use '/v1/loads' instead."
     )
-    return await _global_state.tokenizer_manager.get_load()
+    load_results = await _global_state.tokenizer_manager.get_loads(include=["core"])
+    ts = time.perf_counter()
+    return [
+        {
+            "dp_rank": r.dp_rank,
+            "num_reqs": r.num_running_reqs + r.num_waiting_reqs,
+            "num_waiting_reqs": r.num_waiting_reqs,
+            "num_tokens": r.num_total_tokens,
+            "num_pending_tokens": r.num_total_tokens - r.num_used_tokens,
+            "ts_tic": ts,
+        }
+        for r in load_results
+    ]
 
 
 # example usage: