I'm running a edubuntu setup and absolutely abhor the unity interface. Even 
though I've changed the defaults to Gnome I have been unable to get a gnome 
session on clients.  

Another problem I have is setting up a custom background. 

Anyone have advice?

Regards
Barco van Rhijn
-----Original Message-----
From: [email protected]
Date: Thu, 15 Sep 2011 11:16:57 
To: <[email protected]>
Reply-To: [email protected]
Subject: Ltsp-discuss Digest, Vol 64, Issue 4

Send Ltsp-discuss mailing list submissions to
        [email protected]

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When replying, please edit your Subject line so it is more specific
than "Re: Contents of Ltsp-discuss digest..."


Today's Topics:

   1. Re: How to set default session for ldm? (Xavier Brochard)
   2. Re: How to set default session for ldm? (Dr. Ruediger Kupper)
   3. Re: How to set default session for ldm? (St?phane Graber)
   4. volume control (David Burgess)
   5. Re: volume control (Gideon Romm)
   6. Re: volume control (David Burgess)
   7. Re: How to set default session for ldm? (Vagrant Cascadian)
   8. Re: How to set default session for ldm?
      (Dr. R?diger Kupper (Kepler-Gymnasium Freudenstadt))
   9. Re: How to set default session for ldm?
      (Dr. R?diger Kupper (Kepler-Gymnasium Freudenstadt))
  10. Re: How to set default session for ldm? (Vagrant Cascadian)
  11. Re: How to set default session for ldm? (St?phane Graber)
  12. Resend: Thin client parts on offer (Gideon Romm)
  13. List of Firefox performance tweaks. (Joseph Bishay)
  14. ltsp gurus please help (James Linder)
  15. Re: ltsp gurus please help (Lachele Foley (Lists))
  16. Re: ltsp gurus please help (Rob Owens)


----------------------------------------------------------------------

Message: 1
Date: Fri, 9 Sep 2011 10:09:43 +0200
From: Xavier Brochard <[email protected]>
Subject: Re: [Ltsp-discuss] How to set default session for ldm?
To: [email protected]
Message-ID: <[email protected]>
Content-Type: Text/Plain;  charset="iso-8859-1"

Le vendredi 9 septembre 2011 01:12:30 Dr. Ruediger Kupper, vous avez ?crit :
> I tried the second option (LDM_XSESSION): Putting
> 
> LDM_XSESSION="gnome-session --session=classic-gnome"
> 
> in lts.conf will unconditionally start a classic gnome session,
> regardless of what the user selects from the dropdown list on the ldm
> screen.

This is the purpose of LDM_XSESSION.

> This is better than starting unity be default, but not exactly what I
> wanted to do: I'd like to leave the user his choice, but change the
> default to classic-gnome if he doesn't chose anything.
> I believe this is the meaning of "default"?
> 
> On Tue, 2011-09-06 at 17:39 +0200, Xavier Brochard wrote:
> > But there is a bug in LDM, LDM_SESSION isn't properly parsed in 11.04's
> > version. See Stephane Graber email in june "ltsp -default  xsession"
> 
> Thank you Xavier for pointing this out. I will live with my current
> workaround and hope for Oneiric.

what is your workaround?

Xavier
[email protected] - 06 29 23 16 59



------------------------------

Message: 2
Date: Fri, 09 Sep 2011 10:43:21 +0200
From: "Dr. Ruediger Kupper" <[email protected]>
Subject: Re: [Ltsp-discuss] How to set default session for ldm?
To: [email protected]
Message-ID: <1315557801.2707.8.camel@helge>
Content-Type: text/plain; charset="utf-8"

On Fri, 2011-09-09 at 10:09 +0200, Xavier Brochard wrote:
> > Thank you Xavier for pointing this out. I will live with my current
> > workaround and hope for Oneiric.
> 
> what is your workaround?

Uninstall unity.

This makes classic Gnome the default, and leaves the user at least the
choice between the other options. Not a great workaround, obviously,
since then no-one can choose unity, even if she liked. Some people do,
even I get used to it ;-).

Cheers,
R?diger

-- 
Dr. Ruediger Kupper <[email protected]>
Kepler-Gymnasium Freundenstadt
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------------------------------

Message: 3
Date: Fri, 09 Sep 2011 09:59:41 -0400
From: St?phane Graber <[email protected]>
Subject: Re: [Ltsp-discuss] How to set default session for ldm?
To: [email protected]
Message-ID: <[email protected]>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed

On 09/09/2011 04:43 AM, Dr. Ruediger Kupper wrote:
> On Fri, 2011-09-09 at 10:09 +0200, Xavier Brochard wrote:
>>> Thank you Xavier for pointing this out. I will live with my current
>>> workaround and hope for Oneiric.
>>
>> what is your workaround?
>
> Uninstall unity.
>
> This makes classic Gnome the default, and leaves the user at least the
> choice between the other options. Not a great workaround, obviously,
> since then no-one can choose unity, even if she liked. Some people do,
> even I get used to it ;-).
>
> Cheers,
> R?diger

Sorry for only noticing this discussion now.

We have LDM daily builds for Natty in the LTSP PPA: 
https://launchpad.net/~ltsp-upstream/+archive/daily

Just cherry-picking the ldm package from that PPA in your chroot will 
fix the handling of LDM_SESSION so that:
LDM_SESSION="gnome-session --session=gnome-fallback"
works as expected.

The bugfix in question could certainly be backported to Natty when 
someone has the time to do it. I may be doing it once Oneiric is 
released and I get a bit of time, alternatively, if someone gives me a 
debdiff containing the fixes from commit 1381 to 1384, I'll be happy to 
review and sponsor the upload.

-- 
St?phane Graber
Ubuntu developer
http://www.ubuntu.com



------------------------------

Message: 4
Date: Fri, 9 Sep 2011 09:42:09 -0600
From: David Burgess <[email protected]>
Subject: [Ltsp-discuss] volume control
To: [email protected]
Message-ID:
        <CAKvEOQJcddruggGOWNkcMSC7=aohgfxecxdqrszepbbhw+n...@mail.gmail.com>
Content-Type: text/plain; charset=UTF-8

Hi,

My server is Ubuntu 11.04 amd64. I have a number of clients based on
Intel D510MO boards, all using RDP by default. alsamixer on a running
client shows that the sound card is "HDA Intel".

When the thin client boots, the Master volume, as reported by
alsamixer, is 41. There are no other volume controls available. Users
complain that the sound volume on thin clients is too low, even with
the Windows volume set to maximum.

I have tried the following in lts.conf to no avail:


VOLUME=100
PCM_VOLUME=100
HEADPHONE_VOLUME=100
FRONT_VOLUME=100
MASTER_VOLUME=100

I also use Sound=False to prevent pulseaudio from running. The thin
client's Master volume invariably defaults to 41. Can somebody suggest
a workaround to increase the thin client's master volume, preferably
to 100, by default at boot time?

Thanks,

db



------------------------------

Message: 5
Date: Fri, 9 Sep 2011 11:51:49 -0400
From: Gideon Romm <[email protected]>
Subject: Re: [Ltsp-discuss] volume control
To: [email protected]
Message-ID:
        <CAF=Y7_dKnZx2YRgZJSgEd9V9qv+E6E3cxfo=O5Q=4pbkxge...@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1

On Fri, Sep 9, 2011 at 11:42 AM, David Burgess <[email protected]> wrote:
> Hi,
>
> My server is Ubuntu 11.04 amd64. I have a number of clients based on
> Intel D510MO boards, all using RDP by default. alsamixer on a running
> client shows that the sound card is "HDA Intel".
>
> When the thin client boots, the Master volume, as reported by
> alsamixer, is 41. There are no other volume controls available. Users
> complain that the sound volume on thin clients is too low, even with
> the Windows volume set to maximum.
>
> I have tried the following in lts.conf to no avail:
>
>
> VOLUME=100
> PCM_VOLUME=100
> HEADPHONE_VOLUME=100
> FRONT_VOLUME=100
> MASTER_VOLUME=100
>
> I also use Sound=False to prevent pulseaudio from running. The thin

Those parameters have no effect if SOUND=False. Do you need to prevent
pulseaudio from running? If not, make SOUND=True. Otherwise, a
workaround would be to edit
/opt/ltsp/i386/usr/share/ltsp/ltsp-init-common and take out the check
for SOUND=True in the configure_sound_volume() function.

-Gadi


> client's Master volume invariably defaults to 41. Can somebody suggest
> a workaround to increase the thin client's master volume, preferably
> to 100, by default at boot time?
>
> Thanks,
>
> db
>
> ------------------------------------------------------------------------------
> Why Cloud-Based Security and Archiving Make Sense
> Osterman Research conducted this study that outlines how and why cloud
> computing security and archiving is rapidly being adopted across the IT
> space for its ease of implementation, lower cost, and increased
> reliability. Learn more. http://www.accelacomm.com/jaw/sfnl/114/51425301/
> _____________________________________________________________________
> Ltsp-discuss mailing list. ? To un-subscribe, or change prefs, goto:
> ? ? ?https://lists.sourceforge.net/lists/listinfo/ltsp-discuss
> For additional LTSP help, ? try #ltsp channel on irc.freenode.net
>



------------------------------

Message: 6
Date: Fri, 9 Sep 2011 10:00:38 -0600
From: David Burgess <[email protected]>
Subject: Re: [Ltsp-discuss] volume control
To: [email protected]
Message-ID:
        <cakveoqkqb_xxam_+mo6czmu1ae+vfawccor7mllc1myh1au...@mail.gmail.com>
Content-Type: text/plain; charset=UTF-8

On Fri, Sep 9, 2011 at 9:51 AM, Gideon Romm
<[email protected]> wrote:

> Those parameters have no effect if SOUND=False. Do you need to prevent
> pulseaudio from running? If not, make SOUND=True. Otherwise, a
> workaround would be to edit
> /opt/ltsp/i386/usr/share/ltsp/ltsp-init-common and take out the check
> for SOUND=True in the configure_sound_volume() function.

Thank you for the quick reply. I use SOUND=False because all of my
thin clients use RDP exclusively. Some have no sound when pulseaudio
is in use, and others show decreased CPU usage and smoother audio when
I disable PA.

I found another workaround that appears to work, but I will have to
test it some more. Here's what I did:

1. In a running thin client, use alsamixer to increase master volume to 100%.
2. Exit alsamixer and run 'alsactl store 0'
3. Copy the thin client's /var/lib/alsa/asound.state file to the same
location in the server's chroot (I used scp).
4. Do 'ltsp-update-image'.
5. Reboot the thin client.

This put the master volume at 100% on the rebooted thin client. Time
will tell if this method is effective and no nasty side effects.

db



------------------------------

Message: 7
Date: Fri, 9 Sep 2011 10:19:14 -0700
From: Vagrant Cascadian <[email protected]>
Subject: Re: [Ltsp-discuss] How to set default session for ldm?
To: [email protected]
Message-ID: <[email protected]>
Content-Type: text/plain; charset=iso-8859-1

On Fri, Sep 09, 2011 at 10:09:43AM +0200, Xavier Brochard wrote:
> Le vendredi 9 septembre 2011 01:12:30 Dr. Ruediger Kupper, vous avez ?crit :
> > I tried the second option (LDM_XSESSION): Putting
> > 
> > LDM_XSESSION="gnome-session --session=classic-gnome"
> > 
> > in lts.conf will unconditionally start a classic gnome session,
> > regardless of what the user selects from the dropdown list on the ldm
> > screen.
> 
> This is the purpose of LDM_XSESSION.

no, it is not.

the purpose of LDM_XSESSION is to replace /etc/X11/Xsession (on debian and
derivatives), which does more than simply start a session. you'll miss out on
all the usefull things in /etc/X11/Xsession.d/* if you do that. other
distributions have Xsession scripts that also do useful intialization steps.

LDM_SESSION is the correct thing to use to replace your desktop session, and it
sounds like you've hit a bug in a particular version of ldm that has since been
fixed.

alternately, i don't know if ubuntu has separate session types for unity vs.
classic gnome with update-alternatives, but i'd suggest looking at what the
following has to offer:

  sudo update-alternatives --config x-session-manager

that's to be run on your server, and is a standard way to set the default
desktop session (at least on debian derivatives, such as ubuntu).


live well,
  vagrant



------------------------------

Message: 8
Date: Fri, 9 Sep 2011 21:33:18 +0200
From: Dr. R?diger Kupper (Kepler-Gymnasium Freudenstadt)
        <[email protected]>
Subject: Re: [Ltsp-discuss] How to set default session for ldm?
To: [email protected]
Message-ID:
        <caj6nrjgana0biyhrp_wz2-subkoawtcnjmgd7dv57n6qekq...@mail.gmail.com>
Content-Type: text/plain; charset=UTF-8

> We have LDM daily builds for Natty in the LTSP PPA:
> https://launchpad.net/~ltsp-upstream/+archive/daily
>
> Just cherry-picking the ldm package from that PPA in your chroot will
> fix the handling of LDM_SESSION so that:
> LDM_SESSION="gnome-session --session=gnome-fallback"
> works as expected.

Thank you, Stephane. I'm a little reluctant including daily builds
into an installation that will be used by possibly hundreds of users a
day. Stability is an isue in that environment. But I take it from your
answer that it would be safe?

Regards,
R?diger

-- 
StR Dr. R?diger Kupper
Kepler-Gymnasium Freudenstadt



------------------------------

Message: 9
Date: Fri, 9 Sep 2011 21:40:38 +0200
From: Dr. R?diger Kupper (Kepler-Gymnasium Freudenstadt)
        <[email protected]>
Subject: Re: [Ltsp-discuss] How to set default session for ldm?
To: [email protected]
Message-ID:
        <CAJ6NrjE=-d1snStNb4LORVRtX1=05gy1sf_6eohynbpqtqn...@mail.gmail.com>
Content-Type: text/plain; charset=UTF-8

On Fri, Sep 9, 2011 at 7:19 PM, Vagrant Cascadian <[email protected]> wrote:

> LDM_SESSION is the correct thing to use to replace your desktop session, and 
> it
> sounds like you've hit a bug in a particular version of ldm that has since 
> been
> fixed.

Acknowledged. (The particular version is the official natty package
source, by the way. I.e., the most recent production environment
available.)

> alternately, i don't know if ubuntu has separate session types for unity vs.
> classic gnome with update-alternatives, but i'd suggest looking at what the
> following has to offer:
>
> ?sudo update-alternatives --config x-session-manager

Thanks for the suggestion, but this will only give you the choice
between display managers (like Gnome and KDE), not between different
sessions in Gnome.

As things are, we need to go for the daily build or wait for oneiric.

Thanks again,
regards,
R?diger

-- 
StR Dr. R?diger Kupper
Kepler-Gymnasium Freudenstadt



------------------------------

Message: 10
Date: Fri, 9 Sep 2011 14:29:50 -0700
From: Vagrant Cascadian <[email protected]>
Subject: Re: [Ltsp-discuss] How to set default session for ldm?
To: [email protected]
Message-ID: <[email protected]>
Content-Type: text/plain; charset=iso-8859-1

On Fri, Sep 09, 2011 at 09:40:38PM +0200, Dr. R?diger Kupper (Kepler-Gymnasium 
Freudenstadt) wrote:
> On Fri, Sep 9, 2011 at 7:19 PM, Vagrant Cascadian <[email protected]> 
> wrote:

> > alternately, i don't know if ubuntu has separate session types for unity vs.
> > classic gnome with update-alternatives, but i'd suggest looking at what the
> > following has to offer:
> >
> > ?sudo update-alternatives --config x-session-manager
> 
> Thanks for the suggestion, but this will only give you the choice
> between display managers (like Gnome and KDE), not between different
> sessions in Gnome.
> 
> As things are, we need to go for the daily build or wait for oneiric.

i've got a head full of workarounds today...

write a simple wrapper script:

  #!/bin/sh

  exec gnome-session --session=classic-gnome $@

and add an update-alternatives entry for it:

  sudo update-alternatives --install /usr/bin/x-session-manager \
       x-session-manager /usr/local/bin/gnome-classic 50
  sudo update-alternatives --config x-session-manager

additionally, you could install a tweaked .desktop file in 
/usr/share/xsessions.

of course the correct solution is to backport the fix :)


live well,
  vagrant



------------------------------

Message: 11
Date: Fri, 09 Sep 2011 20:53:25 -0400
From: St?phane Graber <[email protected]>
Subject: Re: [Ltsp-discuss] How to set default session for ldm?
To: [email protected]
Message-ID: <[email protected]>
Content-Type: text/plain; charset=UTF-8; format=flowed

On 09/09/2011 03:33 PM, Dr. R?diger Kupper (Kepler-Gymnasium 
Freudenstadt) wrote:
>> We have LDM daily builds for Natty in the LTSP PPA:
>> https://launchpad.net/~ltsp-upstream/+archive/daily
>>
>> Just cherry-picking the ldm package from that PPA in your chroot will
>> fix the handling of LDM_SESSION so that:
>> LDM_SESSION="gnome-session --session=gnome-fallback"
>> works as expected.
>
> Thank you, Stephane. I'm a little reluctant including daily builds
> into an installation that will be used by possibly hundreds of users a
> day. Stability is an isue in that environment. But I take it from your
> answer that it would be safe?
>
> Regards,
> R?diger
>

I wouldn't recommend running the daily PPA in production as it may break 
at any time in the future.

Downloading the current ldm for natty from the PPA and only that single 
.deb should be safe as pretty much all the commits since the last 
release were bugfixes.

Actually, you can also use: 
http://archive.ubuntu.com/ubuntu/pool/main/l/ldm/ldm_2.2.4-0ubuntu1_i386.deb
That's the current ldm from Oneiric and contains the bugfix you need.


-- 
St?phane Graber
Ubuntu developer
http://www.ubuntu.com



------------------------------

Message: 12
Date: Mon, 12 Sep 2011 11:32:52 -0400
From: Gideon Romm <[email protected]>
Subject: [Ltsp-discuss] Resend: Thin client parts on offer
To: [email protected],         "Support list for open source
        software in schools." <[email protected]>
Message-ID:
        <CAF=y7_fch0+z0qszvykvd4f0iswbtrqhevtqy5jiv0wqbs6...@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1

Hello, all.

I know for many of you, September marks the end of summer and
beginning of a new year, and though Spring is usually for cleaning, we
have chosen to make some room now.

So, I have a partial list of odds and ends that may be of interest to
someone on this list. I know many folks here may look for a way to get
a few more thin clients at a reduced price. Consider the prices on
this list a suggested price. We would like to get all this stuff
cleared out by the end of the month, so make us an offer. Prices
obviously don't include shipping and I am hoping they will find a home
in North America (we are in New York), so as not to have to worry
about the various duties associated with selling abroad.

Here is a link to the list:

http://symbio-technologies.com/LTSP-Sale-201109-total.pdf

As always, you all know where to find me. Happy New Year! :)

-Gadi

-- 
Gideon Romm
Symbio Technologies | www.symbio-technologies.com
(o) 914.576.1205 | (f) 914.576.0944



------------------------------

Message: 13
Date: Tue, 13 Sep 2011 18:36:35 -0400
From: Joseph Bishay <[email protected]>
Subject: [Ltsp-discuss] List of Firefox performance tweaks.
To: [email protected]
Message-ID:
        <caaqsohdmqadudwq08qj-8+nfdcxrne1_z1r7gyrrewhbeck...@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1

Hello everyone,

I thought it might be useful if we all put together the various tweaks
in firefox that would help an LTSP system.  I know there is a list
online here: https://help.ubuntu.com/community/UbuntuLTSP/Firefox3Optimize
but I thought since that document was last edited in 2009 that some
people may have additional items not listed.  Here is what I was able
to find from looking around online:

All modifications go into: /etc/firefox/syspref.js

// This file can be used to configure global preferences for Firefox
// Example: Homepage
//pref("browser.startup.homepage", "http://www.weebls-stuff.com/wab/";);

// Disable "safe browsing" feature that hogs CPU, HDD, etc. etc. in LTSP
pref("browser.safebrowsing.enabled", false);
pref("browser.safebrowsing.malware.enabled", false);

// Disable "location-bar suggestion" feature that is sludgy with thin-clients
pref("browser.urlbar.maxRichResults", 0);

// Disable offline/disk caching of web pages - good if you have a central proxy
pref("browser.cache.offline.enable", false);
pref("browser.cache.disk.enable", false);

// Disable session restore - useful when users log out without closing
Firefox first - saves server
// CPU, memory and bandwidth when they restart Firefox and open up
lots of tabs from previous session
pref("browser.sessionrestore.enabled", false);

// Open search results in new tab
pref("browser.search.openintab", true);

// Reduce number of bookmark backups from 10 to 5
pref("browser.bookmarks.max_backups", 5);

// Reduce number of tabs you an undo after closing from 10 to 3
pref("browser.sessionstore.max_tabs_undo", 3);

//Reduce maximum number of simultaneous popups from 20 to 3
pref("dom.popup_maximum", 3);

// Increased number of connections from 15 to 24
pref("network.http.max-connections", 24);

If people respond with their recommendations perhaps they can all be
added to a newer wiki page.

Thanks,
Joseph



------------------------------

Message: 14
Date: Thu, 15 Sep 2011 10:06:08 +0800
From: James Linder <[email protected]>
Subject: [Ltsp-discuss] ltsp gurus please help
To: [email protected]
Message-ID: <[email protected]>
Content-Type: text/plain; charset=us-ascii

Hi

I'm using a 10.04 chroot, but have tried an 11.04 too.

I need to support a 100 or so uber grot Micros WS5 POS terminals as clients.
They are AMD geode with tshark/elo touch screens, and run keyboard less.

When the screen saver is activated touch (and keyboard) input does not restore 
the display.
[I can use a keyboard :-)] <ctl><alt><F1> to a console, then <alt><F7> does 
restore display!
Needless to say, I need to disable screen saver / power saver completely

server: xset -dpms
and
lts.conf: X_BLANKING=0

do not stop screen blanking. I can spelunk, but can anyone point me where to 
totally disable any screen saver activity?

The clients frequently hang. Going to the console or ssh in I see endless
[xxxx.yyyy] curdma=ce10000 < d040000 bufaddr
messages. The curdma address changes a bit.

I assume that local media is being searched for CD/DVD or usbmem.
I do not want/need those features. Again how can I totally disable all local 
media searching.

This hardware definitely hicups on DMA. I see no kernel parameters to disable 
DMA

Thanks
James


------------------------------

Message: 15
Date: Wed, 14 Sep 2011 23:09:01 -0400
From: "Lachele Foley (Lists)" <[email protected]>
Subject: Re: [Ltsp-discuss] ltsp gurus please help
To: [email protected]
Message-ID:
        <cak2a3zfwjfxbi-gxskhhq42u6-fn9ydysklyowgarxdzwiz...@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1

I'm not a guru at all...   Trying anyway.

If the session is gnome-based, you might try this or a variant of it.
It will kill the mandatory screen lock if there is one.

https://help.ubuntu.com/community/UbuntuLTSP/DisableScreenLock

You might also check out gconf at sites such as:

https://help.ubuntu.com/community/EdubuntuFAQ
http://library.gnome.org/admin/system-admin-guide/stable/gconf-0.html.en

I don't know much about the local media, but I think there is an entry
for lts.conf regarding it.  I think it's "LOCALDEV=FALSE".  You might
try that.


On Wed, Sep 14, 2011 at 10:06 PM, James Linder <[email protected]> wrote:
> Hi
>
> I'm using a 10.04 chroot, but have tried an 11.04 too.
>
> I need to support a 100 or so uber grot Micros WS5 POS terminals as clients.
> They are AMD geode with tshark/elo touch screens, and run keyboard less.
>
> When the screen saver is activated touch (and keyboard) input does not 
> restore the display.
> [I can use a keyboard :-)] <ctl><alt><F1> to a console, then <alt><F7> does 
> restore display!
> Needless to say, I need to disable screen saver / power saver completely
>
> server: xset -dpms
> and
> lts.conf: X_BLANKING=0
>
> do not stop screen blanking. I can spelunk, but can anyone point me where to 
> totally disable any screen saver activity?
>
> The clients frequently hang. Going to the console or ssh in I see endless
> [xxxx.yyyy] curdma=ce10000 < d040000 bufaddr
> messages. The curdma address changes a bit.
>
> I assume that local media is being searched for CD/DVD or usbmem.
> I do not want/need those features. Again how can I totally disable all local 
> media searching.
>
> This hardware definitely hicups on DMA. I see no kernel parameters to disable 
> DMA
>
> Thanks
> James
> ------------------------------------------------------------------------------
> Doing More with Less: The Next Generation Virtual Desktop
> What are the key obstacles that have prevented many mid-market businesses
> from deploying virtual desktops? ? How do next-generation virtual desktops
> provide companies an easier-to-deploy, easier-to-manage and more affordable
> virtual desktop model.http://www.accelacomm.com/jaw/sfnl/114/51426474/
> _____________________________________________________________________
> Ltsp-discuss mailing list. ? To un-subscribe, or change prefs, goto:
> ? ? ?https://lists.sourceforge.net/lists/listinfo/ltsp-discuss
> For additional LTSP help, ? try #ltsp channel on irc.freenode.net
>



-- 
:-) Lachele
Lachele Foley
CCRC/UGA
Athens, GA USA



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Message: 16
Date: Thu, 15 Sep 2011 07:16:50 -0400
From: Rob Owens <[email protected]>
Subject: Re: [Ltsp-discuss] ltsp gurus please help
To: [email protected]
Message-ID: <[email protected]>
Content-Type: text/plain; charset=us-ascii

On Thu, Sep 15, 2011 at 10:06:08AM +0800, James Linder wrote:
> Hi
> 
> I'm using a 10.04 chroot, but have tried an 11.04 too.
> 
> I need to support a 100 or so uber grot Micros WS5 POS terminals as clients.
> They are AMD geode with tshark/elo touch screens, and run keyboard less.
> 
> When the screen saver is activated touch (and keyboard) input does not 
> restore the display.
> [I can use a keyboard :-)] <ctl><alt><F1> to a console, then <alt><F7> does 
> restore display!
> Needless to say, I need to disable screen saver / power saver completely
> 
You could uninstall gnome-screensave and xscreensaver (if it's
installed)

> server: xset -dpms
> and
> lts.conf: X_BLANKING=0
> 
> do not stop screen blanking. I can spelunk, but can anyone point me where to 
> totally disable any screen saver activity?
> 
> The clients frequently hang. Going to the console or ssh in I see endless
> [xxxx.yyyy] curdma=ce10000 < d040000 bufaddr
> messages. The curdma address changes a bit.
> 
> I assume that local media is being searched for CD/DVD or usbmem.
> I do not want/need those features. Again how can I totally disable all local 
> media searching.
> 
Maybe uninstall ltspfs from the chroot?  Not sure if that'll cause any
problems or not...

-Rob



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------------------------------------------------------------------------------
Doing More with Less: The Next Generation Virtual Desktop 
What are the key obstacles that have prevented many mid-market businesses
from deploying virtual desktops?   How do next-generation virtual desktops
provide companies an easier-to-deploy, easier-to-manage and more affordable
virtual desktop model.http://www.accelacomm.com/jaw/sfnl/114/51426474/

------------------------------

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End of Ltsp-discuss Digest, Vol 64, Issue 4
*******************************************
------------------------------------------------------------------------------
Doing More with Less: The Next Generation Virtual Desktop 
What are the key obstacles that have prevented many mid-market businesses
from deploying virtual desktops?   How do next-generation virtual desktops
provide companies an easier-to-deploy, easier-to-manage and more affordable
virtual desktop model.http://www.accelacomm.com/jaw/sfnl/114/51426474/
_____________________________________________________________________
Ltsp-discuss mailing list.   To un-subscribe, or change prefs, goto:
      https://lists.sourceforge.net/lists/listinfo/ltsp-discuss
For additional LTSP help,   try #ltsp channel on irc.freenode.net

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