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minio/pkg/sys/rlimit-memory_nix.go

39 lines
1.3 KiB

// +build linux darwin netbsd
/*
* Minio Cloud Storage, (C) 2017 Minio, 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 sys
import "syscall"
// GetMaxMemoryLimit - returns the maximum size of the process's virtual memory (address space) in bytes.
func GetMaxMemoryLimit() (curLimit, maxLimit uint64, err error) {
var rlimit syscall.Rlimit
if err = syscall.Getrlimit(syscall.RLIMIT_AS, &rlimit); err == nil {
curLimit = rlimit.Cur
maxLimit = rlimit.Max
}
return curLimit, maxLimit, err
}
// SetMaxMemoryLimit - sets the maximum size of the process's virtual memory (address space) in bytes.
func SetMaxMemoryLimit(curLimit, maxLimit uint64) error {
rlimit := syscall.Rlimit{Cur: curLimit, Max: maxLimit}
return syscall.Setrlimit(syscall.RLIMIT_AS, &rlimit)
}