[K12OSN] Experience at Glenburn this week.

Huck dhuckaby at paasda.org
Sat Aug 21 00:53:39 UTC 2004


I noticed a HUGE diff in IceWM from Gnome...
for what it's worth...and that was with 10 clients on my pilot lab ..
server was a workstation not my pimp daddy server(to me anyway) server =)

--Huck

Shane Stafford wrote:

>Thanks, I will try a different session type.  So, are you finding a
>noticeable speed increase with IceVM?  We had a good time this week.  But,
>now I think I need to get better a tweaking the process.
>
>Our server is 2 xeon processors, somewhere over 2.5 gig,  and 4 Gig of
>memory., we had a lab of 28, a lab of 14, and a lab of 7 this week.  Most
>times we had about around 35-40 teachers on at the same time.  For the
>most part we go good performance.  A couple of the major issues
>
>1) Occassional Lockups -- some of the orphan process variety, where if I
>logged on as root, I could see the user's process, using the ps -u
>username command and I could kill processes to get them unlocked   
>But the problem lockup was when I did a ps -u username command and nothing
>showed, yet the user's station was locked up.  At that point we did reboot
>the specific client.  But, while it wasn't terrible, we did get a couple
>to 3 per 1 1/2 class session.  And then sometimes we got a person who just
>seemed to lock them up several machines in a row, and that was after I
>check to see if they had active processes before they logged in again.
>
>2) Some slowdowns.  We hit a wall today when we were teaching First Class,
>I couldn't even log on the main server as root it go so slow.  I had to
>have one lab log off and just watch the instructor demonstrate.  I wish
>they would upgrade the Linux First Class beta client, wow is it buggy, but
>our staff lives and dies by first class.  And the web version is still
>clunky.
>
>Maybe we should switch to icevm.  I hate to switch the faculty after this
>great week of work, but I guess they mostly use the education menu, Open
>Office, mozilla and First class, so if I modify the IceVM menu to reflect
>those, we would be in good shape.
>
>other "best practices" tips to improve server performance.
>
>thanks
>shane
>  
>
>>True...uncomment the line that Huck mentioned above and reboot the clients
>>(and maybe the server) ....it does work as I've used it.  As for
>>sound...that can be trickier depending on the client.  What are they
>>running for a sound card?  First of all, in lts.conf....make sure   SOUND
>>= Y  set the volume up a bit to around 100....you may need to uncomment
>>the SMODULE line for ISA cards.  Generally doesn't hurt to uncomment
>>anyway....I do.  Also...I'm finding that sound in 4.1 is only working well
>>in IceWM.  It doesn't work in GNOME...and I'm not complaining because we
>>don't want to use GNOME....too slow.
>>
>>David N. Trask
>>Technology Teacher/Coordinator
>>Vassalboro Community School
>>dtrask at vcs.u52.k12.me.us
>>(207)923-3100
>>
>>
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>>
>>    
>>
>
>
>
>Shane Stafford, MCSE, MCT
>Director Information Services Glenburn School and Town
>Educational System Integrator/Network Engineer
>S & B Consulting
>
>
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>
>
>  
>





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