Finding out user limits in Go

gistfile1.go

package main

import (
	"fmt"
	"syscall"
)

func main() {
	r := syscall.Rlimit{}

	syscall.Getrlimit(syscall.RLIMIT_NOFILE, &r)

	fmt.Println("Open file current:", r.Cur)
	fmt.Println("Open file maximum:", r.Max)
}

$ ulimit -n
2560

$ ./limit_test
Open file current: 2560
Open file maximum: 9223372036854775807