Disable automaxprocs log (pingcap#13800)

checkout-pr-branch.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # This script is used to checkout a TiDB PR branch in a forked repo.
 if test -z $1; then

cmd/explaintest/run-tests.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 TIDB_TEST_STORE_NAME=$TIDB_TEST_STORE_NAME
 TIKV_PATH=$TIKV_PATH

hooks/pre-commit

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # This file modified from k8s
 # https://github.com/kubernetes/kubernetes/blob/master/hooks/pre-commit
 # Now It's removed, The Reason is https://github.com/kubernetes/community/issues/729

tidb-server/main.go

@@ -60,7 +60,7 @@ import (
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/push"
 	"github.com/struCoder/pidusage"
-	_ "go.uber.org/automaxprocs"
+	"go.uber.org/automaxprocs/maxprocs"
 	"go.uber.org/zap"
 )
 
@@ -569,6 +569,10 @@ func setupLog() {
 
 	err = logutil.InitLogger(cfg.Log.ToLogConfig())
 	terror.MustNil(err)
+	// Disable automaxprocs log
+	nopLog := func(string, ...interface{}) {}
+	_, err = maxprocs.Set(maxprocs.Logger(nopLog))
+	terror.MustNil(err)
 }
 
 func printInfo() {

tools/check/check_testSuite.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -euo pipefail