Re: Questions about pid file creation code

Zdenek Kotala <Zdenek.Kotala@Sun.COM> writes:
> Tom Lane wrote:
>> The start script does not typically have the intelligence to get this
>> right, particularly not the is-shmem-still-in-use part.  If you check
>> the archives you will find many of us on record telling people who think
>> they should remove the pidfile in their start script that they're crazy.

> It is true, but question is what way is better. Keep all logic in 
> postmaster or improve pg_ctl to share more information and keep 
> responsibility on start scripts or monitoring tool which has more 
> information about system as complex.

If you have conditions PG doesn't know about, you're free to test for
them in your start script.  I see no reason to change this code, however.
        regards, tom lane