cmd/bench: run 10 iterations for each bent benchmark

For golang/go#49207. Change-Id: I83fa87a603cf26ed61d324975166388db1801487 Reviewed-on: https://go-review.googlesource.com/c/benchmarks/+/382097 Reviewed-by: David Chase <[email protected]> Reviewed-by: Michael Pratt <[email protected]> Trust: Michael Knyszek <[email protected]> Run-TryBot: Michael Knyszek <[email protected]> TryBot-Result: Gopher Robot <[email protected]>
golang · Feb 9, 2022 · d5e7b87 · d5e7b87
1 parent 5430f30
commit d5e7b87
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/cmd/bench/bent.go b/cmd/bench/bent.go
@@ -107,12 +107,16 @@ func bent(tcs []*toolchain) (err error) {
 	// Finally we can actually run the benchmarks.
 	// N.B. bent prints the "toolchain" tag to indicate which toolchain is being used.
 	// It's passed to bent via the TOML configuration.
-	cmd = exec.Command(bentPath, "-C", confFile, "-B", filepath.Join(dir, "benchmarks-50.toml"))
+	cmd = exec.Command(bentPath,
+		"-N", "10",
+		"-C", confFile,
+		"-B", filepath.Join(dir, "benchmarks-50.toml"),
+	)
 	cmd.Dir = dir
 	cmd.Stdout = os.Stdout
 	cmd.Stderr = os.Stderr
 	if err := cmd.Run(); err != nil {
-		return fmt.Errorf("error running bent -I: %w", err)
+		return fmt.Errorf("error running bent: %w", err)
 	}
 	return nil
 }