[Mongrel] Why not ignore stale PID files?
hongli at plan99.net
Tue Jun 10 19:28:42 EDT 2008
Hongli Lai wrote:
> This works great, even on Windows. The only gotchas are:
> - flock() doesn't work over NFS. You'll have to use some kind of fcntl()
> call to lock files over NFS, but I'm not sure whether Ruby provides an
> API for that.
> - foo.global.lock is never deleted. You cannot safely delete it without
> creating some kind of racing condition.
I forgot to mention that it is safe to delete foo.lock. So the shutdown
part of the daemon code should look like this:
delete_file(foo.lock) # added this line
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