Firefox caching to NFS mounted home directories killing disk IO on file server

[Donaldson Jeffrey]

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 
> <jdonaldson at ncs.k12.de.us <mailto:jdonaldson at ncs.k12.de.us>> 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
>>     <jdonaldson at ncs.k12.de.us <mailto:jdonaldson at ncs.k12.de.us>> 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 <tel:360%20841%202730>
>
>     -- 
>     Regards,
>     Jeff Donaldson
>     Data Services Manager
>     Newark Charter School
>     (302) 369-2001 ext:425  <tel:%28302%29%20369-2001%20ext%3A425>
>     jdonaldson at ncs.k12.de.us  <mailto:jdonaldson at ncs.k12.de.us>
>
>
>
>
> -- 
> Steve Rippl
> Technology Director
> Woodland Public Schools
> 360 841 2730

-- 
Regards,
Jeff Donaldson
Data Services Manager
Newark Charter School
(302) 369-2001 ext:425
jdonaldson at ncs.k12.de.us

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