Re: [Wrapper-user] Jar works with console, throws exceptions when launched via start?

[Stas O. <sta...@gm...>]

Hi Leif.

Thanks, I see.

Do you have any idea how to find current priority level (so I could increase
1 by 1).

Regards.

2008/10/1 Leif Mortenson <le...@ta...>

> Stas,
> On linux, open your wrapper shell script in an editor and modify the
> PRIORITY value found in the settings section towards the top.  These
> are standard nice levels, so look at "man nice" for details.
>
> Cheers,
> Leif
>
> On Wed, Oct 1, 2008 at 9:44 PM, Stas Oskin <sta...@gm...> wrote:
> > Hi Leif.
> >
> > 2008/10/1 Leif Mortenson <le...@ta...>
> >>
> >> Stas,
> >> That's great news.   The memory leaks were in the Java code?  What are
> >> you maximum memory settings set to?  Are they low enough that the
> >> entire JVM will fit in memory without any swapping along side the OS
> >> and other apps being used?  Java performs very poorly when its memory
> >> is being swapped out. (Not a Wrapper issue)
> >
> > The leaks were in JNI code and quickly took the whole memory. This caused
> > Java to swap.
> >
> >>
> >> About the CPU, I reread this thread but I don't think you ever told me
> >> what platform you are running on.  That will make a big difference.
> >> Under UNIX, there is a setting in the shell script which allows you to
> >> specify a "nice" level to control the priority.
> >
> > We use Linux - CentOS distro. What setting we should look to?
> >
> >>
> >> On Windows, it is done using the
> >> wrapper.ntservice.process_priority=NORMAL property.  Please be sure to
> >> read the warnings in the documentation.
> >>
> >>
> http://wrapper.tanukisoftware.org/doc/english/prop-ntservice-process-priority.html
> >>
> >> Normally on most platforms, the OS gives priority to the Windowing
> >> system and those processes to make them more responsive.  That is why
> >> on UNIX, it is good to run servers in a headless environment.
> >
> > Hmm, we running the server without any X installed, strictly via console
> -
> > is this what you call headless?
> >
> > Actually, this is the main app the server was targeted to, so we indeed
> > prefer to give it all the priority we can (without hanging the OS of
> > course).
> >
> > Regards.
> >
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