Hey Kontakt,

It could be that the FPS drops coincide with the start of a new round? Have
you checked that?

On 4 March 2012 11:50, <[email protected]> wrote:

> I know what normal hardware interrupts is. Thats not what we have. And
> about the FPS, right now the FPS dipps down from 900 to 20 from time to
> time.
>
> Pic: http://www.fpsmeter.org/graph/graph.php?id=152591
>
>
> > Read about hardware interrupts before saying "that's bad, really bad".
> > They
> > are used by harddisk, network card, keyboard, timers etc... to notify the
> > operating system that new data is available, an operation completed
> etc...
> > If you don't want hardware interrupts then unplug the server, is the only
> > way :)
> >
> > Forget about stable 1000 FPS, this is a dream. First, if the server is
> > started without "pingboost 3" then it sleeps 1ms between two frames, so
> > each
> > frame should require 0ms to have 1000 fps, something impossible. Second,
> > each frame the server processes the received packets and sends updates to
> > clients, but in a frame it receives only 3 packets and sends only 5
> > updates,
> > while in the next frame it receives 20 packets and sends 15 updates. For
> > the
> > first frame it may require 1ms, for the second it may require 3ms. You
> > can't
> > have stable FPS because the time required for processing a frame varies a
> > lot, is not something fixed.
> >
> > Regarding the kernel, a newest version is almost always better because
> > they
> > improve the schedulers, fix bugs etc... For example in kernel 2.2.26 the
> > timeouts for "select" and "pselect" (used by pingboost 3) are handled by
> > the
> > main timing subsystem at a jiffy-level resolution. Is not a problem if
> you
> > have a 1000HZ kernel, but is if the kernel has 100HZ or 250HZ. This was
> > fixed in 2.6.28.
> >
> > In conclusion the only way to have less hardware interrupts is to use a
> > 100HZ kernel. To have as many FPS as possible you must enable High
> > Resolution Timers, use pingboost 3 and a kernel newer than 2.6.28. You
> > can't
> > have stable FPS, except if the hardware is very very very powerful. And
> > the
> > golden rule is that whatever you'll do some players will still complain
> > about bullets registration :)
> >
> > -----Original Message-----
> > From: [email protected]
> > [mailto:[email protected]] On Behalf Of C Szabo
> > Sent: Sunday, March 04, 2012 10:03 AM
> > To: [email protected]
> > Subject: Re: [hlds_linux] Which HLDS Debian kernel?
> >
> >
> > I have HLDS 1.6 servers, not TF2. And I have up too 32 slots.
> > I dont have a new machine, I have hardware that isnt old, like DUAL
> > Intel Xeon X5650 (thats 12 cores).
> > I get hardware interrups if i run anything on core 0 or 12. Thats bad,
> > really bad.
> > Maybe its a hardware problem, but isnt it worth to try a newer kernel? I
> > dont want to change distro tho, so I still want to use DEBIAN.
> > Are the new kernels BAD? I was thinking Debian 3.2.x kernel with
> > patch-3.2-ck1.bz2?
> >
> >
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> >
>
>
> -----------------------------------------------------
> Behåll alltid historiken i mailet när du svarar!
>                      Mvh BrutalCS
> -----------------------------------------------------
>
>
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