add a proper sleep.

[hansode]

Problem

When stud terminated forever, upstart respawn soon.

Apr 24 09:48:45 wwej15a0 init: stud main process (32053) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32055) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32057) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32059) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32061) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32063) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32065) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32067) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32069) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32071) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32073) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning
Apr 24 09:48:45 wwej15a0 init: stud main process (32075) terminated with status 1
Apr 24 09:48:45 wwej15a0 init: stud main process ended, respawning

When stud is unnecessary case, stud will not start forever.

Solution

Add a proper sleep time to script section.

[Metallion]

It's dirty but unfortunately necessary since stud doesn't wait on its children when exiting. :(

+1