On Redhat is use the following
ulimit -SHc unlimited
Because i was receiving the same kind of problems
This cleared up the problem
Hope this helps
Darren
Darren Ferguson
Software Engineer
Openband
On Tue, 18 Dec 2001, Bruce Momjian wrote:
> > Argh. I have finally come to the point where i have to pay attention to this nuts and bolts stuff.
> >
> > I get: ERROR: pltcl: couldn't create pipe: too many open files
> >
> > Is this the issue that requires setting options and recompiling my kernel like :
> >
> > <Bruce's article>
> >
> > FreeBSD
> > NetBSD
> > OpenBSD
> > The options SYSVSHM and SYSVSEM need to be enabled when the kernel is compiled. (They are by default.) The maximum
sizeof shared memory is determined by the option SHMMAXPGS (in pages). The following shows an example of how to set the
variousparameters:
> >
> > options SYSVSHM
> > options SHMMAXPGS=4096
> > options SHMSEG=256
> >
> > options SYSVSEM
> > options SEMMNI=256
> > options SEMMNS=512
> > options SEMMNU=256
> > options SEMMAP=256
> > (On NetBSD and OpenBSD the key word is actually option singular.)
> >
> > </Bruce's article>
> >
> > It seems there is no easy way to tweak kernel memory configuration stuff in NetBSD. Can someone with some
experiencein this help me out here? Thanks!!
>
> OK, these are only for shared resources like system V shared memory and
> semaphores. Number of open files is controlled in a different way.
>
> On my BSD/OS machine, sysctl allows you to control the maximum number of
> open files. The sysctl manual has:
>
> kern.maxfiles integer yes
>
> and the 'yes' indicates it can be changed via sysctl. Perhaps NetBSD is
> the same.
>
> --
> Bruce Momjian | http://candle.pha.pa.us
> pgman@candle.pha.pa.us | (610) 853-3000
> + If your life is a hard drive, | 830 Blythe Avenue
> + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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