storj.io/minio@v0.0.0-20230509071714-0cbc90f649b1/pkg/sys/threads.go (about)

     1  //go:build linux
     2  // +build linux
     3  
     4  /*
     5   * MinIO Cloud Storage, (C) 2017 MinIO, Inc.
     6   *
     7   * Licensed under the Apache License, Version 2.0 (the "License");
     8   * you may not use this file except in compliance with the License.
     9   * You may obtain a copy of the License at
    10   *
    11   *     http://www.apache.org/licenses/LICENSE-2.0
    12   *
    13   * Unless required by applicable law or agreed to in writing, software
    14   * distributed under the License is distributed on an "AS IS" BASIS,
    15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    16   * See the License for the specific language governing permissions and
    17   * limitations under the License.
    18   */
    19  
    20  package sys
    21  
    22  import (
    23  	"io/ioutil"
    24  	"strconv"
    25  	"strings"
    26  )
    27  
    28  // GetMaxThreads returns the maximum number of threads that the system can create.
    29  func GetMaxThreads() (int, error) {
    30  	sysMaxThreadsStr, err := ioutil.ReadFile("/proc/sys/kernel/threads-max")
    31  	if err != nil {
    32  		return 0, err
    33  	}
    34  	sysMaxThreads, err := strconv.Atoi(strings.TrimSpace(string(sysMaxThreadsStr)))
    35  	if err != nil {
    36  		return 0, err
    37  	}
    38  	return sysMaxThreads, nil
    39  }