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Re: [HACKERS] postmaster failure with 2-23 snapshot

From: The Hermit Hacker <scrappy(at)hub(dot)org>
To: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
Cc: tgl(at)sss(dot)pgh(dot)pa(dot)us, tih(at)nhh(dot)no, bpm(at)ec-group(dot)com, pgsql-hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] postmaster failure with 2-23 snapshot
Date: 1999-02-25 19:08:51
Message-ID: Pine.BSF.4.05.9902251508180.33680-100000@thelab.hub.org (view raw or flat)
Thread:
Lists: pgsql-hackers
On Thu, 25 Feb 1999, Bruce Momjian wrote:

> > Is there any way (sysctl?) of determining the max # of semaphores
> > configured into a system?
> > 
> > I just looked at a sys/sysconfig.h under Solaris, and it appears they have
> > an "undocumented function" that does this...but I can't seem to find
> > anything right off...
> > 
> > For that matter, being able to do a configure check to see if semaphores
> > are even compiled into the system or not (ala FreeBSD) might be nice
> > too...
> 
> None of the commercial db's do that, so I assume there is no portable
> way.  We will lower the limit so it will pass most/all kernels, and help
> people who need to up it.  Perhaps an FAQ for kernels.

None of the commercial db's use configure and source code :) 

Even if its a header file that we can check for a default setting?

Marc G. Fournier                                
Systems Administrator @ hub.org 
primary: scrappy(at)hub(dot)org           secondary: scrappy(at){freebsd|postgresql}.org 


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