Are all the network cards the same ??
Peter
On Wed, Feb 6, 2013 at 11:42 AM, Alberto Asuero <albertoasu...@gmail.com>wrote:
> Sorry, I made a mistake in the previous email I want to say "typing
> ctrl+alt+f2" . Ctrl+alt+f2 doesn't work when the client show the black
> screen but it's works when the client start successfully.
>
>
> *- - -
> Alberto Asuero Arroyo*
>
> (+34) 645 816 025
>
>
>
>
> On Wed, Feb 6, 2013 at 9:41 AM, <david...@ling.ohio-state.edu> wrote:
>
>> > Unfortunately when the black screen appears we cannot access to the
>> system
>> > neither typing alt+f2 nor via ssh (the thin client only answer to ping).
>>
>> to switch to another virtual console, i would try ctrl+alt+f2 (if the
>> console i wanted were tty2). (also `alt' is the left alt key, not the
>> one on the right.)
>>
>> if that didn't work, i'd try ctrl+alt+fN, where N is some other small
>> positive integer.
>>
>> that's all i got.
>>
>> cheers,
>> wes
>>
>> On Tue, 5 Feb 2013, Alberto Asuero wrote:
>>
>> > We've one server (Ubuntu 12.04) and 20 fujitsu thin clients (same
>> model).
>> >
>> > The system works fine with the most of clients, but some clients (3 of
>> 20)
>> > show a black screen trying to load login window and the system is
>> > completely inaccesible. The client load the linux image and it shows
>> ubuntu
>> > bootsplash (I suppose because there is a problem with max sessions with
>> the
>> > xserver).
>> >
>> > Unfortunately when the black screen appears we cannot access to the
>> system
>> > neither typing alt+f2 nor via ssh (the thin client only answer to ping).
>> >
>> > We've another clone of this enviroment deployed in other place (20
>> fujitsu
>> > clients) and the same thing happen.
>> >
>> > It's not a hardware issue because we've experienced the same client
>> which
>> > shows the black screen after a while it starts successfully and other
>> > clients which starts succesfully can't start, Futhermore the thin
>> clients
>> > can't start booting from their disk.
>> >
>> > We've tried to debug setting LDM_DEBUG to True but we can't acces the
>> > system so we cannot know what is happening.
>> >
>> > Also we've replaced lightdm by gdm because some people has reported
>> problem
>> > with max sessions and we've set /etc/gdm/custom.conf to:
>> >
>> > [daemon]
>> > RemoteGreeter=/usr/lib/gdm/gdmlogin
>> >
>> > [xdmcp]
>> > Enable=true
>> > MaxSessions=30
>> > DisplaysPerHost=100
>> >
>> >
>> > ...but nothing change.
>> >
>> > When a client cannot start we've to wait a while, we've tried rebooting
>> the
>> > server and change the assigned ip to the thin client in order to try to
>> > remove all session...but nothing change. Are the sessions persistents
>> to ip
>> > changes and reboots?
>> >
>> > Thanks, Alberto
>> >
>>
>>
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>
>
>
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--
Peter D Knight
22 Westfort Rd
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and get the hardware for free! Learn more.
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_____________________________________________________________________
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