Mailinglist Archive: opensuse (3767 mails)

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Re: [SLE] maximum nproc value
  • From: Steve Graegert <graegerts@xxxxxxxxx>
  • Date: Thu, 2 Feb 2006 20:47:29 +0100
  • Message-id: <6a00c8d50602021147g76fb2602j26d67375711e7f03@xxxxxxxxxxxxxx>
On 2/2/06, Michael Green <mishagreen@xxxxxxxxx> wrote:
> On 2/2/06, Per Jessen <per@xxxxxxxxxxxx> wrote:
>
> > Depends on the config. I have a 4-way IBM Netfinity with 2 Gb RAM -
> > this will do at least 700 processes whilst compiling the Linux kernel.
>
> We are talking about concurrent processes only.
> I cannot believe compiling the kernel requires ~700 processes running
> in parallel.

Indeed, it only needs a couple of threads, but not multiple processes,
at least not simultaneously.

>
> > 999 processes seem like a lot for a 2-way machine - depending on what
> > those processes do. Does your machine really die right away?
>
> Yes it does, I'm sure yours will die too unless you have nproc cap
> either at the level of shell or PAM.

What's your kernel version, shell you're using, current ulimit
settings. And, do you have the code of the fork bomb you ran? I'd
really like to take a look at it. Thanks.

\Steve

--

Steve Graegert <graegerts@xxxxxxxxx>
Software Consultant {C/C++ && Java && .NET}
Office: +49 9131 7123988
Mobile: +49 1520 9289212

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