[K12OSN] (SOLVED) 4GB memory limit?

Shawn Powers spowers at inlandlakes.org
Fri Jan 4 14:21:41 UTC 2008

Oh, looking at the title, I should add I never did solve the actual  
4GB part -- but those two extra GB RAM chips in my servers will just  
have to keep each other company for  a while.  4GB is working, so for  
now, I'm happy. :)


On Jan 4, 2008, at 9:18 AM, Shawn Powers wrote:

> This morning, things are going quite swimmingly.  Here are the  
> things I've changed, I'm not sure if one or several things were the  
> "Magic Bullet."  But things are working nicely now.
> * Updated Firefox to the latest tar.gz from mozilla.  Not the beta  
> of v3, but the latest stable version 2.  I just put it in /usr/ 
> local and symlinked /usr/bin/firefox to that.
> * Tweaked the snot out of my NFS server.  We had chaos yesterday  
> morning, on more than just the thin clients, because our ISP  
> switched their DNS server address.  I switched all our other  
> servers, but failed to switch over the file server, and as it hung  
> on DNS, it wouldn't allow NFS clients to connect. This messed up  
> both the thin clients, AND the OSX machines.  I also upped the  
> number of NFS daemons running from 8 to 16, and increased the  
> memory sizes (via the nfs performance tweaking site).
> * I also removed the pretty background image from KDM.  I doubt it  
> had much to do with the problem, but it seemed superfluous, so I  
> switched it to a patterned background.
> So far, things are working great.  Firefox loads fairly quickly,  
> and everything else works about like I'd expect it to.  There are a  
> few straggling thin clients with goofy hardware that I need to  
> tweak in my lts.conf, but other than that, I think we're all set.
> Also, I didn't upgrade (cross grade?) to 5EL, because quite  
> frankly, I wanted to sleep a little last night.  :)  As long as FC6  
> gets us through the school year, I'm a  happy camper.
> Thanks for all the help!
> -Shawn, who will need to write a followup article at Linux Journal  
> as well...
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