[SunRescue] Ultra 5 Mem issues

[nick at ns.snowman.net]

Hmmm... that's really odd.  Just for kicks did you try boot -r?  I've
upgraded several systems here to 1gig or more when they started as low as
128 and I've had no problems (U10's and E450 clones mostly).
	Nick

On Tue, 30 May 2000, Daniel Debow Southwick wrote:

> To answer your question yes I did run the memory checker.... and it reads
> all of the memory properly ( mixed or not ) in the ultra 5. it seems if I
> go into single user mode and the comp seems to run fine but if I go to the
> full boot process it gets a kernel panic about the time the login window
> appears ( I run solaris 8 ). Maybe I need to try a different OS? Or
> reinstall with the new ram in place so the kernel is awhere of the
> changes? 
> 
> On Tue, 30 May 2000 nick at ns.snowman.net wrote:
> 
> > The AXi uses the same memory.  I've never seen issues where simms/dimms
> > are detected too big, too small is the usual issue.  Have you tried
> > booting with the 128/256's and running the memory checker that's built
> > into the prom?
> > 	Nick
> > 
> > On Wed, 31 May 2000, Ken Hansen wrote:
> > 
> > > Ultra 5's use odd memory (ECC EDO IIRC), not sure about the AXi
> > > board you pulled them from. Unfortunately, the ECC EDO RAM you
> > > need was only ever used in one or two SPARCS (obvious) and many
> > > Pentium Pro servers. The RAM is not too hard to find (see memoryx.com)
> > > but it does get rather  expensive (est. $1.50 - $2/Meg vs. < $1 for SDRAM
> > > for a PC)...
> > > 
> > > Sorry,
> > > 
> > > Ken
> > > n2vip at bellatlantic.net
> > > 
> > > ----- Original Message -----
> > > From: "Daniel Debow Southwick" <southwick at gibralter.net>
> > > To: <rescue at sunhelp.org>
> > > Sent: Tuesday, May 30, 2000 12:41 PM
> > > Subject: [SunRescue] Ultra 5 Mem issues
> > > 
> > > 
> > > > Ok here's a good one, I've never bumped into this one. I had 4 128MB
> > > > 168pin dimms that came off of a AXi Ultra sparc mainboard all the exact
> > > > same. I attempted to replace the dimms currenly in my ultra 5 ( 2x 64MB )
> > > > with the ones from the AXi mainboard. Here's where it gets wierd. I place
> > > > all 4 if the 128MB dimms into the proper slots ( or I assume ) the 2 64MB
> > > > dimms are removed. The boot prom reads that I have 1024MB of ram. At
> > > > first I was quite happy that the dimms were incorrectly labeled, and I
> > > > now had a GB of memory. But behold I get kernel panics as soon as the
> > > > login window appears ( sometimes even before then ). I brought back the
> > > > memory to the AXi board and they register as 128 meg dimms not 256 as my
> > > > ultra 5 reads them. I've tested them and there appears to not be any flaws
> > > > in the dimms. Is there a incompatiblity issue here? ??? The dimms I've
> > > > removed are 60ns and the ones I'm putting in are 60ns. I'd also like to
> > > > know if a PROM update might help. I can't remember my prom code so that
> > > > doesn't help much. But if you can think of something it would be a great
> > > > help. I'd just love to get this thing working with 512MB of ram.
> > > >
> > > > Thanks
> > > >
> > > > Dan
> > > > -----------------
> > > > !!!!!!!!!!!!!!!
> > > > I read Dilbert daily, often understanding the humor
> > > >
> > > > _______________________________________________
> > > > Rescue maillist  -  Rescue at sunhelp.org
> > > > http://www.sunhelp.org/mailman/listinfo/rescue
> > > 
> > > _______________________________________________
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> > > http://www.sunhelp.org/mailman/listinfo/rescue
> > > 
> > 
> > _______________________________________________
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> > 
> 
> 
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