22 lines
425 B
Go
22 lines
425 B
Go
//go:build !windows
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package helpers
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import (
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"fmt"
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"os"
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"syscall"
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)
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var connectGetrlimit = syscall.Getrlimit
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func checkFDLimit() {
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var rlim syscall.Rlimit
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if err := connectGetrlimit(syscall.RLIMIT_NOFILE, &rlim); err != nil {
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return
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}
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if rlim.Cur < 512 {
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fmt.Fprintf(os.Stderr, "[connect][warn] 文件描述符上限 %d 偏低，多 agent 并发连接可能不稳定；建议 ulimit -n 1024\n", rlim.Cur)
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}
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}
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