Okay, I added the local-settings.js. Firefox launches correctly, but it still 
isn't pulling the correct settings. It is pulling user preferences from 
/home/username/.mozilla/firefox/user.default/user.prefs. Is there a way to tell 
it to override user preferences and only use the config file specified? 

 -----Original Message-----
 From: "Donaldson Jeffrey" <[email protected]>
 Sent 11/16/2011 3:49:52 PM
 To: "Rippl, Steve" <[email protected]>
 Cc: "Edubuntu Users Group" <[email protected]>
 Subject: Re: Firefox caching to NFS mounted home directories killing disk IO 
on file server

  Thanks Steve. I'll try adding a local-settings.js with the two general 
configs and seeing if that helps. Just out of curiosity, if one of your 
students goes to about:config or about:cache, do they see the settings?

 On 11/16/2011 01:22 PM, Rippl, Steve wrote: That does look fine.  So the one 
difference we have is that in /etc/firefox/prefs we put the 2 lines  

pref("general.config.obscure_value", 0); 

pref("general.config.filename", "firefox.cfg");  

in a separate file we call local-settings.js, rather than within the 
firefox.js.  I'm assuming everything in that folder gets read and this 
shouldn't make any difference, but it's the only difference I can see at this 
point. 

On Wed, Nov 16, 2011 at 10:09 AM, Donaldson Jeffrey <[email protected]> 
wrote:

 I don't believe it to be a syntax issue, but here's the file before running 
the byteshift on it. 

 On 11/16/2011 12:43 PM, Rippl, Steve wrote: That should work, we have 
root:root 644 and that works.  Have you tried commenting out all the javascript 
in /usr/lib/firefox-7.0.1/firefox.cfg just to ensure it isn't a syntax error in 
the file itself causing it to complain? 

On Wed, Nov 16, 2011 at 9:22 AM, Donaldson Jeffrey <[email protected]> 
wrote:

 Steve,

 Thanks for the reply. I have user and group setup with nobody:nogroup and 755 
permissions. Is this wrong? How do you have your permissions setup? Currently 
we don't have it setup as a local app. Thanks for your help!

 Jeff 

 On 11/16/2011 11:31 AM, Rippl, Steve wrote:  

On Wed, Nov 16, 2011 at 8:10 AM, Donaldson Jeffrey <[email protected]> 
wrote:

 I've been trying for a few days now to get Firefox to cache pages to /tmp 
locally for all users. I updated to Firefox 7, then edited the firefox.js in 
/etc/firefox/pref to include these lines -

 pref("general.config.obscure_value", 0);   (supposed to tell FF not to worry 
about byteshift)
 pref("general.config.filename", "firefox.cfg");

 I then took a customized firefox.cfg file and placed it in 
/usr/lib/firefox-7.0.1.

This is what we do (to lock down network settings and the like) and it works.  
The only problems I can think of are permissions issues on  
/usr/lib/firefox-7.0.1/firefox.cfg (can the user read it?) and whether you have 
an error in the JavaScript in the .cfg file?  Then again this is all run on the 
server for us (no local apps), are you running Firefox as a local app? 

For what it's worth, we found that many apps and even the Gnome desktop itself 
didn't work that well with nfs mounted home folders for the students.  We've 
since moved to having real local folder on each of the LTSP server (we have 
multiple load balanced) and we use csync (http://www.csync.org/) 
to synchronize those with the central file server on login/logout and every 10 
minutes they're logged in.  Performance went up dramatically and the load on 
the file server is almost nothing. 

  -- 
 Steve Rippl
 Technology Director
 Woodland Public Schools
 360 841 2730

-- Regards, Jeff Donaldson Data Services Manager Newark Charter School (302) 
369-2001 ext:425 [email protected]      

  -- 
 Steve Rippl
 Technology Director
 Woodland Public Schools
 360 841 2730

-- Regards, Jeff Donaldson Data Services Manager Newark Charter School (302) 
369-2001 ext:425 [email protected]       

  -- 
 Steve Rippl
 Technology Director
 Woodland Public Schools
 360 841 2730

-- Regards, Jeff Donaldson Data Services Manager Newark Charter School (302) 
369-2001 ext:425 [email protected]  

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