1.Dd August 24, 1993 2.Dt MOUNT_PROCFS 8 3.Os NetBSD 0.9a 4.Sh NAME 5.Nm mount_procfs 6.Nd mount the proc file system 7.Sh SYNOPSIS 8.Nm mount_procfs 9.Op Fl F Ar fsoptions 10.Pa proc 11.Pa mount_point 12.Sh DESCRIPTION 13The 14.Nm mount_procfs 15command attaches an instance of the proc filesystem 16to the global filesystem namespace. 17The conventional mount point is 18.Pa /proc . 19This command is normally executed by 20.Xr mount 8 21at boot time. 22.Pp 23The proc filesystem presents a directory entry for each process in the system. 24The name of an entry is process id in decimal notation. 25Opening an entry for reading and/or writing gives access to the process 26address space. Several ioctl(2) operations are available to gain additional 27control over the process. 28.Sh FILES 29.Sh SEE ALSO 30.Xr mount 2 , 31.Xr unmount 2 , 32.Xr fstab 5 33.Sh CAVEATS 34This filesystem may not be NFS-exported. 35The interface and implementation of the proc filesystem are still under 36development. 37.Sh HISTORY 38The 39.Nm mount_procfs 40utility first appeared in NetBSD 0.9a. 41