RE: System lockup problem when adding more memory - FC5

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> Mikkel L. Ellertson wrote:
> > Cokey wrote:
> >   
> >> I have an older dual processor server that has been 
> happily running FC5
> >> since it was released.  It currently has 4G of memory and has the
> >> capacity for 8G using 1G sticks.   Recently I was given 2 
> 1G sticks and
> >> tried to upgrade the system.  The system recognizes the memory and
> >> boots, but then locks up with:
> >>
> >> exec of initj(/sbin/init) failed: Exec format error.
> >> Removing the memory clears the problem.  I have also tried some 512
> >> sticks and they also cause the same problem.  Essentially 
> anything over
> >> 4G regardless of the how that's arrived at will cause the lockup.
> >>
> >> Looking for any hints/ideas.
> >>
> >> Tnx
> >>
> >> Cokey
> >>
> >>
> >>     
> > You may want to check how your system handles more then 4G of
> > memory. I seam to recall a thread a while ago about a system leaving
> > a hole in memory and the BIOS producing an incorrect memory map when
> > the extra memory was added. (I think it was with more then 2G in
> > that thread.) You should also check to see if there is BIOS update
> > for your machine.
> >
> > Mikkel
> >   
> Good idea but unfortunately there's no BIOS updates for this system 
> beyond what's installed.  Wish there were...   And there's
> nothing I can change in the BIOS either.  Manual doesn't say anything 
> about a memory hole...  but then it might not.
> 
You say this is an older system.  If it is 32 bit, 4 gig is the 
maximum amount of memory you can address in 32 bits.


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