New defaults for matmul benchmarks

Author: FrancescAlted

bench/ndarray/matmul_path_compare.py

@@ -119,16 +119,16 @@ def wrapped_set_pref_matmul(self, inputs, fp_accuracy):
 
 def main() -> None:
     parser = argparse.ArgumentParser(description="Compare chunked and fast blosc2.matmul paths.")
-    parser.add_argument("--shape-a", default="1000,1000", help="Comma-separated shape for A.")
-    parser.add_argument("--shape-b", default="1000,1000", help="Comma-separated shape for B.")
-    parser.add_argument("--dtype", default="float64", choices=["float32", "float64", "int32", "int64"])
-    parser.add_argument("--chunks-a", default="500,500", help="Comma-separated chunk shape for A.")
-    parser.add_argument("--chunks-b", default="500,500", help="Comma-separated chunk shape for B.")
+    parser.add_argument("--shape-a", default="400,400", help="Comma-separated shape for A.")
+    parser.add_argument("--shape-b", default="400,400", help="Comma-separated shape for B.")
+    parser.add_argument("--dtype", default="float32", choices=["float32", "float64", "int32", "int64"])
+    parser.add_argument("--chunks-a", default="200,200", help="Comma-separated chunk shape for A.")
+    parser.add_argument("--chunks-b", default="200,200", help="Comma-separated chunk shape for B.")
     parser.add_argument("--blocks-a", default="100,100", help="Comma-separated block shape for A.")
     parser.add_argument("--blocks-b", default="100,100", help="Comma-separated block shape for B.")
-    parser.add_argument("--chunks-out", default="500,500", help="Comma-separated chunk shape for output.")
+    parser.add_argument("--chunks-out", default="200,200", help="Comma-separated chunk shape for output.")
     parser.add_argument("--blocks-out", default="100,100", help="Comma-separated block shape for output.")
-    parser.add_argument("--repeats", type=int, default=5)
+    parser.add_argument("--repeats", type=int, default=250)
     parser.add_argument("--modes", nargs="+", default=["chunked", "fast", "auto"], choices=["chunked", "fast", "auto"])
     parser.add_argument("--json", action="store_true", help="Emit full JSON instead of a compact text summary.")
     args = parser.parse_args()