Re: Re: Sure enough, the lock file is gone

Tom Lane <tgl@sss.pgh.pa.us> writes:

> teg@redhat.com (Trond Eivind Glomsrød) writes:
> > Ideally, the locks should be in /var/lock/pgsql and the socket
> > somewhere else - like /var/lib/pgsql (our mysql packages do this, and
> > both of them are specified in /etc/my.cnf).

(note that you AFAIK (I don't use mysql much, I prefer postgresql) can
have multiple sections if you want want to have multiple backends
running. 

> That is not "ideal", in fact it would break one of the specific features
> that UUNET asked us for.  Namely, to be able to have noninterfering
> sets of socket files in different explicitly-specified directories.
> If the lock files don't live where the sockets do, then this doesn't
> work.

I don't see why this must be so...
> > Explictly, yes. However, FHS says /tmp is for temporary files. Also,
> > it says programs shouldn't count on data to be stored there between
> > invocations. 10+ days isn't temporary...
> 
> We aren't counting on data to be stored in /tmp "between invocations".

Between invocations of client programs. You're using /tmp as a shared
of stored data.

-- 
Trond Eivind Glomsrød
Red Hat, Inc.