On 5/30/06, Michael Malik <[log in to unmask]> wrote:
> Connie, Troy, Stephen,
>
> Thanks for the help and quick replies!
>
> Out of all of this, I'm guessing there may be some correlation to the
> program called Root (what a name for a linux based program! :-)). It
> appears that systems which were rebooted seemed to remain stable unless
> Root was used, after which point memory usage would increase with time
> even though Root was closed for a long time.
Well it could have been called RootMe. That would worry me a bit more :)
> 2) What is installed outside of Scientific Linux:
>
> -nVidia display driver 1.0-8762
> -nVidia nForce chipset driver 1.0-0310
> -Flash player 7
> -Root version 5.11.02_SLC3_amd64.gcc3.4.3 (downloaded from root.cern.ch)
> -Adobe reader 7.0.5-1
>
Thanks for the link.. I am looking to see what this does. What group
at UNM is this with? I am at SNL so could come over sometime it
needed?
.....
> 5) What "free -m" reports: The system was rebooted so we will have to
> wait before we get some meaningful info here.
>
> 6) Swap usage: no swap space is being used now (although this is after
> a reboot and Root has not been running).
>
> Lastly, I was wondering if there was a bug in the System Monitor
> (Process Listing tab) -- it reports memory usage in MB, but there is no
> way to fit all of what is being reported (~3000 MB) into the amount of
> RAM I have (1024 MB), and the swap space is empty. Should it be
> reporting kB instead of MB?
>
Shared memory. The System Monitor and Top report total memory usage..
and you have to add in columns to see what is shared between systems.
Is Root running as a root user or as a restricted user?
> Thanks again for the help.
>
>
>
> Stephen John Smoogen wrote:
> > On 5/29/06, Michael Malik <[log in to unmask]> wrote:
> >> Hello,
> >>
> >> I have installed SL 4.3 x86_64 on several different systems and I have
> >> noticed that the memory being used keeps growing each day. I looked at
> >> the system monitor applet in gnome (double-clicked the memory monitor)
> >> and noticed that there are a large number of programs taking up about
> >> the same amount of memory (today this is around 135 MB each -- python
> >> tops the list at 203 MB usage, followed by nautilus at 173 MB, and then
> >> gnome-terminal at 166 MB, then the rest at about 135 MB). Looking at
> >> usage in "top" I see the same thing. This memory usage is having a
> >> serious impact on system performance and the only cure we have at the
> >> moment is to reboot every day.
> >>
> >> The hardware we are using is: AMD Athlon 64 3200+, nVidia 6600 PCIE,
> >> Seagate 250 MB 7200.8, MSI K8N Neo4 f, 1 GB DDR PC3200 Corsair
> >> ValueSelect.
> >>
> >
> > I have not seen any sort of memory problems with upstream 4.3. I think
> > that the following would need to be done.. what is exactly running on
> > the system. Programs taking up the same memory size can be from forks.
> > Gnome terminal will grow depending on the fonts being used and the
> > size of the scroll back buffer and the number of windows/tabs being
> > used.
> >
> > My list of other checks would be:
> > find out what is installed on the system that is outside of Scientific
> > Linux
> > find out the integrity of the RPM database (rpm -Va and look for non
> > config files being changed) [just in case the box has an unwelcome
> > visitor]
> > find out if a new user without any configuration changes has these
> > issues. The user related issues I have seen have been where someone
> > turned on all the bells and whistles in Gnome configuration and didnt
> > realize the effects it might have (oooh I want UTF-32 fonts, 1,000,000
> > line scrollback, and 10 tabs in gnome-terminal).
> >
> >
> >> So my question is: does anyone know if this is a memory leak or some
> >> kind of bug in gnome, the kernel, or perhaps something else? Thanks!
> >>
> >
> >
>
--
Stephen J Smoogen.
CSIRT/Linux System Administrator
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