diff --git a/json_stats/xgr_multi.py b/json_stats/xgr_multi.py
new file mode 100755
index 0000000..5731eab
--- /dev/null
+++ b/json_stats/xgr_multi.py
@@ -0,0 +1,97 @@
+#!/usr/bin/env python3
+
+import sys
+import json
+import glob
+import os
+import random
+import time
+import concurrent.futures
+import subprocess
+from typing import List
+
+positive_base = os.environ.get("HOME") + "/src/json-data/positive"
+output_base = os.environ.get("HOME") + "/src/json-data/xgr_output"
+
+def process_file(files: List[str]):
+    timeout=60
+    try:
+        command = ["python", "xgr_test.py"] + files
+        
+        result = subprocess.run(
+            command,
+            stdin=subprocess.DEVNULL,
+            stdout=subprocess.PIPE,
+            stderr=subprocess.STDOUT,
+            text=True,
+            encoding="utf-8",
+            timeout=timeout
+        )
+        
+        # Collect combined output
+        output = result.stdout
+        
+        return {
+            "output": output,
+            "return_code": result.returncode
+        }
+    except subprocess.TimeoutExpired as e:
+        output = e.output or ""
+        # decode output if needed
+        if isinstance(output, bytes):
+            output = output.decode("utf-8", errors="replace")
+        return {
+            "output": output,
+            "error": "TimeoutExpired",
+            "message": f"The process exceeded the {timeout}-second timeout."
+        }
+    except Exception as e:
+        return {
+            "error": "ExecutionError",
+            "message": str(e)
+        }
+
+files = []
+for arg in sys.argv[1:]:
+    if arg.endswith(".json"):
+        files.append(arg)
+    else:
+        files.extend(glob.glob(arg + "/*.json"))
+print(len(files), file=sys.stderr)
+missing_files = []
+for f in files:
+    file_base = f.split("/")[-1]
+    output_name = f"{output_base}/{file_base}"
+    if not os.path.exists(output_name):
+        missing_files.append(f)
+print(len(missing_files), file=sys.stderr)
+random.shuffle(missing_files)
+
+if len(missing_files) < 10:
+    print(missing_files)
+    sys.exit(0)
+
+chunk_size = 10
+chunks = []
+for i in range(0, len(missing_files), chunk_size):
+    chunks.append(missing_files[i:i + chunk_size])
+
+log_file = f"{output_base}/log.txt"
+cnt = 0
+
+with concurrent.futures.ThreadPoolExecutor(max_workers=40) as executor:
+    futures = {executor.submit(process_file, f): f for f in chunks}
+    for future in concurrent.futures.as_completed(futures):
+        files = futures[future]
+        try:
+            r = future.result()
+            cnt += len(files)
+            print(cnt)
+            rs = json.dumps(r)
+            with open(log_file, "a") as f:
+                f.write(f"FILES: {files}\n{rs}\n")
+            # print(f"OK: {files}")
+        except Exception as e:
+            with open(log_file, "a") as f:
+                f.write(f"ERROR {files}: {repr(e)}")
+            print(f"ERROR: {files}", repr(e))
diff --git a/json_stats/xgr_process.py b/json_stats/xgr_process.py
new file mode 100755
index 0000000..92657eb
--- /dev/null
+++ b/json_stats/xgr_process.py
@@ -0,0 +1,25 @@
+#!/usr/bin/env python3
+
+import json
+import sys
+
+objs = []
+
+with open(sys.argv[1]) as f:
+    for l in f.readlines():
+        if not l:
+            continue
+        j = json.loads(l)
+        buf = ""
+        for outline in j["output"].split("\n"):
+            if outline.startswith("RESULT: "):
+                parsed = json.loads(outline[len("RESULT: "):])
+                parsed["warnings"] = buf
+                objs.append(parsed)
+                print(parsed.get("compile_time",0), parsed["file"])
+                buf = ""
+            else:
+                buf += outline + "\n"
+
+with open(sys.argv[2], "w") as f:
+    f.write(json.dumps(objs, indent=4))
\ No newline at end of file
diff --git a/json_stats/xgr_test.py b/json_stats/xgr_test.py
index fbbdec6..2eaf4b1 100755
--- a/json_stats/xgr_test.py
+++ b/json_stats/xgr_test.py
@@ -61,8 +61,9 @@ def process_file(file: str):
     if os.path.exists(output_name):
         return
 
+    print("PROCESSING: " + file, file=sys.stderr)
     status = do_process(file)
-    print(status, file=sys.stderr)
+    print("RESULT: " + json.dumps(status), file=sys.stderr)
     with open(output_name, "w") as f:
         f.write(json.dumps(status, indent=4))