tidb optimize_trace 代码
文件路径：/domain/optimize_trace.go
/ Copyright 2021 PingCAP, Inc.
/
/ Licensed under the Apache License, Version 2.0 (the "License");
/ you may not use this file except in compliance with the License.
/ You may obtain a copy of the License at
/
/ http://www.apache.org/licenses/LICENSE-2.0
/
/ Unless required by applicable law or agreed to in writing, software
/ distributed under the License is distributed on an "AS IS" BASIS,
/ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/ See the License for the specific language governing permissions and
/ limitations under the License.
package domain
import (
"os"
"path/filepath"
"strconv"
)
/ GetOptimizerTraceDirName returns optimizer trace directory path.
/ The path is related to the process id.
func GetOptimizerTraceDirName() string {
return filepath.Join(os.TempDir(), "optimizer_trace", strconv.Itoa(os.Getpid()))
}