Heh, you have not lived until a stale NFS mount takes down your whole server. Trying "sudo umount" on it, the umount command will not return and even "sudo kill

Heh, you have not lived until a stale NFS mount takes down your whole server. Trying "sudo umount" on it, the umount command will not return and even "sudo kill -9" can't stop it[1]. A soft reboot can't fix it either; "sudo reboot" will hang the whole machine waiting for that NFS mount to respond to some deep kernel I/O call. You have to cut the power.... (This was HP_UX in 2003'ish) 1. http://askubuntu.com/questions/87074/how-to-kill-the-process-that-sudo-kill-9-cant-kill-without-reboot http://askubuntu.com/questions/87074/how-to-kill-the-process...