Re: [Ltsp-discuss] Xorg uses all the CPU.

2012-03-16 Thread Safa Al-Saki
Hi,

I noticed that all extra stuff has do with animation like compiz and so on
take almost 50% of cpu

power if not more..

First you should disable that, then let us know what kind of linux using,
 if you use  Ubuntu then can send

mi lts.conf with some other usefull tips.


Good Luck..

Safa Al-Saki
www.freewebs.com/tododigitalvzla



2012/3/14 Jan Middelkoop j...@recreatie-zorg.nl

 Some tweaks you can do to get Xorg CPU usage down, in lts.conf:

 X_COLOR_DEPTH=16
 LDM_DIRECTX=True

 Read the manpage for lts.conf what these are exactly.  Enabling
 LDM_DIRECTX could pose a security threat on networks where packet
 sniffing might be an issue.  On the other hand, if you trust the people
 connected to your LTSP network, you could very well enable it.

 Met vriendelijke groet,

 Jan Middelkoop
 Recreatie en Zorg Groep B.V.

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 E-mail: j...@recreatie-zorg.nl
 Telefoon: +31 10 714 22 97


 Op 14-03-12 09:43, relosrl schreef:
  The server, the client and the net is overdimensioned. The client  has
  slowing downs when it manages modifications of screen. Sometimes it
  stops completely for 1 or 2 seconds. If I use top on local bash, I see
  that it's xorg to occupy all the resources. Radeon module is on and
  glxinfo is ok. If I start OS on client I haven't problem with xorg.
  Ubuntu 64 for server. 386 image for client. Xfce or TDE is equal.
  What can I do for resolve the problem?
  Thanks.
  Rodolfo
 
 
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 --
 Virtualization  Cloud Management Using Capacity Planning
 Cloud computing makes use of virtualization - but cloud computing
 also focuses on allowing computing to be delivered as a service.
 http://www.accelacomm.com/jaw/sfnl/114/51521223/
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  https://lists.sourceforge.net/lists/listinfo/ltsp-discuss
 For additional LTSP help,   try #ltsp channel on irc.freenode.net

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Re: [Ltsp-discuss] Xorg uses all the CPU.

2012-03-16 Thread relosrl
Il 16/03/2012 15.26, Safa Al-Saki ha scritto:
 Hi,

 I noticed that all extra stuff has do with animation like compiz and so
 on take almost 50% of cpu power if not more..

The first thing that I do is to disable effects, animation, and so on.

 First you should disable that, then let us know what kind of linux
 using,  if you use  Ubuntu then can send

Ubuntu 11.10 + TDE (ex KDE3)


 mi lts.conf with some other usefull tips.


Thanks.
Rodolfo


  Global defaults for all clients
# if you refer to the local server, just use the
# server keyword as value
# see lts_parameters.txt for valid values

[default]
 X_COLOR_DEPTH=16
 LOCALDEV=True
 SOUND=True
 NBD_SWAP=True
 SYSLOG_HOST=x
 XKBLAYOUT=it
 LDM_DEBUG=no
 LOCAL_APPS=True
 LDM_DIRECTX=True


#[MAC ADDRESS]: Per thin client settings

#[00:00:00:00:00:00]
#XSERVER = vesa
#X_MOUSE_DEVICE=/dev/ttyS0
#X_MOUSE_PROTOCOL=intellimouse
LDM_DIRECTX=true

#[00:00:00:00:00:00]
#XSERVER  = radeon

###
# A Thin Client Print server
# (switch off X by pointing tty7 to shell,
# to save ressources)
###
#[00:00:00:00:00:00]
#PRINTER_0_DEVICE=/dev/usblp0
#SCREEN_07=shell
LDM_DIRECTX=true

###
# A workstation that executes a specific
# command after login
###
#[00:11:25:93:CF:02]
#LDM_REMOTECMD=/usr/bin/myloginscript
LDM_DIRECTX=true


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Re: [Ltsp-discuss] Akonadi and ltsp

2012-03-16 Thread John McMonagle
On Monday, March 12, 2012 05:21:25 am Xavier Brochard wrote:
 Le vendredi 9 mars 2012 21:03:05 John McMonagle, vous avez écrit :
  I'm getting debian squeeze kde4 setup to work with ltsp.
  
  It seems silly to run a separate mysql server instance for each running
  use. Is it practical to use one mysql server for all users?
  I did a peek at the tables and and it does not look like it's structured
  to deal with multiple users in a database.
 
 I've done it. One mysql for all instances (one can also use postgresql). It
 worked very well, and was easy to configure.
Xavier

Can you share your akonadi configuration?

 But I wouldn't recommend to use kde4 with ltsp. There is a lot of network
 problems (with some of them difficult to track). However, I've posted these
 recommendations in november:
 http://sourceforge.net/mailarchive/message.php?msg_id=28364574
 

Not that thrilled with the way kde4 is going but
I looked into alternatives and still like kde better.
Using your post as my starting point.
Having pretty good luck with kiosk profiles also.

The only problem I'm having with your suggestions is when using the opaquity 
theme, there are readability problems with the black backgrounds it uses.

Is there any way to put the .kde/env/QT_GRAPHICSSYSTEM.sh  and 
.config/phasestyle.conf in a global setting?

I did some simple performance tests using one of our slowest terminals. 
400mhz via with via graphics and 128mb  ram.
i did not see any obvious difference no mater what theme was used.
I'd think as soon as composting is off that kills transparency and 3d stuff?

It took about 22sec for the initial desktop to come up compared to about 8 sec 
for kde3.

The only nasty thing was if one rapidly moved a window around the screen there 
was a long trail of windows. It clears quickly when you stop.
kde3 kept up much better.  Probably not noticeable in normal usage.

John





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[Ltsp-discuss] Auth and home-mount with FATCLIENT

2012-03-16 Thread Herman Fries
Hello,

I am trying to set up LTSP fat clients for my school.

We have a file-server with access over sshfs and an LDAP server for
authentication.

I have set up a LTSP Server on Debian Squeeze.  Thin Client
configuration is workin fine. The users who can login on the server can
login on LDM and their home directory is mounted.

Booting with LTSP_FATCLIENT=True works also fine and gdm starts.

Now how can I setup the client to authenticate users using ldap
and mount the home directory using sshfs?

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