33 lines
575 B
Go
33 lines
575 B
Go
//go:build !windows
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// +build !windows
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package safe
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import (
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"golang.org/x/sys/unix"
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)
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// LockMemory 锁定内存页，防止其被置换到硬盘 (Swap)
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func LockMemory(buf []byte) error {
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if len(buf) == 0 {
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return nil
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}
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return unix.Mlock(buf)
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}
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// UnlockMemory 解锁内存页
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func UnlockMemory(buf []byte) error {
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if len(buf) == 0 {
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return nil
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}
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return unix.Munlock(buf)
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}
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// DisableCoreDump 禁止进程核心转储
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func DisableCoreDump() error {
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var rlimit unix.Rlimit
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rlimit.Cur = 0
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rlimit.Max = 0
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return unix.Setrlimit(unix.RLIMIT_CORE, &rlimit)
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}
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