Re: [Ltsp-discuss] 64 bit server 32 bit thin clients proxy dhcp

2017-06-21 Thread Alkis Georgopoulos
Στις 22/06/2017 12:41 πμ, ο Andrew Scott via Ltsp-discuss έγραψε: Hi Richard, Thanks, but I've already used the second part of that document i.e. LTSP-PNP. It installs a good system and if both references for Ubuntu and Debian are used is a complete guide. Trouble is: 1. I am left with a

Re: [Ltsp-discuss] Fat client HDMI -> DVI no picture

2017-05-30 Thread Alkis Georgopoulos
On 30/05/2017 10:05 πμ, Rolf-Werner Eilert wrote: Yes, as I've written above, BIOS screen is shown, and boot menu is shown, and the first few seconds of booting are shown. Only when graphics is switched from text to graphics mode, the monitor says "no signal" and goes to sleep mode. The client

Re: [Ltsp-discuss] From fat clients to server directory - how to

2017-05-24 Thread Alkis Georgopoulos
On 24/05/2017 09:34 πμ, Rolf-Werner Eilert wrote: > Ah! Thank you, somehow didn't see this one. And it works for fat clients > as well? Yup! -- Check out the vibrant tech community on one of the world's most engaging

Re: [Ltsp-discuss] From fat clients to server directory - how to

2017-05-23 Thread Alkis Georgopoulos
http://manpages.ubuntu.com/lts.conf LOCAL_APPS_EXTRAMOUNTS string, default unset This parameter enables extra mount points to be mounted on the thin client with sshfs. This require a commas separated list of directory. On 23/05/2017 06:14 μμ, Rolf-Werner Eilert wrote: >

Re: [Ltsp-discuss] Only some users can log in?

2017-05-18 Thread Alkis Georgopoulos
Hi Joseph, it sounds like a problem specific to your setup, caused by some administrative actions. Its troubleshooting may require some time, so it'd be best if you came to IRC some weekday morning (Greek timezone) for remote support. http://ltsp.org/irc Cheers, Alkis Georgopoulos

Re: [Ltsp-discuss] VirtualBox LTSP

2017-05-18 Thread Alkis Georgopoulos
On 18/05/2017 02:00 μμ, Sean Carte wrote: > Probably not worth pursuing then. > VirtualBox VMs with "paravirtualized networking" (=virtio drivers) can achieve more than 10 gbps throughput. I.e. there's no network bottleneck caused by VirtualBox, either with bridged or NAT networking. The

Re: [Ltsp-discuss] Installing lubuntu in chroot: bluman error

2017-05-15 Thread Alkis Georgopoulos
Some programs, and especially postinst scripts, have issues and cannot run in chroots without workarounds. So you either need to check its postinst script for possible workarounds, or you could try ltsp-pnp, which works without a chroot and so doesn't have those issues:

Re: [Ltsp-discuss] Only some users can log in?

2017-05-15 Thread Alkis Georgopoulos
Check if those users have a ~/.dmrc file from which they select e.g. the gnome-flashback session, which doesn't exist in mate. If so, delete those files. On 15/05/2017 06:24 πμ, Joseph Bishay wrote: > Hello everyone, > > I hope you are all doing very well today. > > We have a new LTSP server

Re: [Ltsp-discuss] Fat Client Update Curiosity

2017-04-28 Thread Alkis Georgopoulos
Add "apt-daily" to the RM_SYSTEM_SERVICES lts.conf directive, because now apt runs on boot for your clients, wasting a whole lot of RAM... This was added in LTSP after Ubuntu 16.04... On 28/04/2017 05:03 μμ, Adam Fischer wrote: > Hello, > > I've been using ltsp with thin clients for a while now,

Re: [Ltsp-discuss] Epoptes command via ssh?

2017-04-14 Thread Alkis Georgopoulos
On 13/04/2017 09:55 μμ, David Groos wrote: > I often ssh into a remote server to update it and the client image. > Afterwards I want to reboot the server. If I reboot the server with > clients running they get 'detached' from the server and need to be > rebooted themselves, a hassle for the

Re: [Ltsp-discuss] fat clients with samba home, mate, gnome-keyring and other problems

2017-04-10 Thread Alkis Georgopoulos
On 10/04/2017 11:10 πμ, Jan Kowalsky wrote: > Hi Alkis, > > thanks for this information. > > The version of sshfs in debian jessie is 2.5-1. I installed sshfs_2.8-1 > from debian testing and now it works. > > But why this bug in debian is still in version 2.5.1? I reported the fix upstream to

Re: [Ltsp-discuss] fat clients with samba home, mate, gnome-keyring and other problems

2017-04-07 Thread Alkis Georgopoulos
On 07/04/2017 07:44 μμ, Jan Kowalsky wrote: > So > while trying to open text files the user is asked if he want's to open > or execute the file - just as if the file had an executional bit (but it > doesn't). You have an sshfs version that has this bug, I reported it and it was fixed 5 years

Re: [Ltsp-discuss] Forcing VGA output

2017-03-13 Thread Alkis Georgopoulos
On 13/03/2017 05:42 μμ, Rolf-Werner Eilert wrote: > I started the Edubuntu 14.04 life DVD, started LTSP and connected to the > client. After loading, it shows the blinking cursor as described. No need to use a live CD (especially one like edubuntu which is no longer developed), use your real

Re: [Ltsp-discuss] Forcing VGA output

2017-03-13 Thread Alkis Georgopoulos
On 13/03/2017 10:35 πμ, Rolf-Werner Eilert wrote: > Thinking over my experiments to get my Intel NUC going, I remembered > that when connecting it to an Edubuntu server, it failed to show the > graphics screen and only displayed a blinking cursor instead. The TTYs > were running, however, so we

Re: [Ltsp-discuss] help page on auto-setting firefox java prefs in clients?

2017-03-09 Thread Alkis Georgopoulos
Opening a .jnlp file is like opening a .doc file; it doesn't require any support from the browser, and it doesn't require any plugins. It runs locally and natively inside the OS. After you open it, you can even close the browser. Or you can get it with wget. Or you can store it locally and

Re: [Ltsp-discuss] help page on auto-setting firefox java prefs in clients?

2017-03-09 Thread Alkis Georgopoulos
David yes solutions for this exist for all users, but unfortunately Firefox 52+ no longer supports Java applets at all, so there's no point in even translating from a Greek wiki page to English there. :)

Re: [Ltsp-discuss] gVirt + LTSP

2017-02-28 Thread Alkis Georgopoulos
An HD video (or in general, screen broadcasting), at 1920x1080x32bpp @60fps, needs 3981312000, i.e. 4 Gbps. That means that 10 thin clients need 40 Gbps to perform with no data loss, which no server can send. So the only way for thin clients to work is to find workarounds to send less data.

Re: [Ltsp-discuss] Ubuntu 16.04 fat client does not power off

2017-02-24 Thread Alkis Georgopoulos
On 24/02/2017 02:01 μμ, Juan Antonio Martinez wrote: > Also, tried to "systectl enable poweroff.target" in systemd (¿why it's > disabled in LTSP fat client? ), check for proper nbd-client disconnect > disabled in shutdown, re-check that network interface does not execute > ifdown... > Does `sudo

Re: [Ltsp-discuss] Ang: Re: Client stops at setting up NIC

2017-02-22 Thread Alkis Georgopoulos
On 22/02/2017 01:41 μμ, Rolf-Werner Eilert wrote: > Thank you, Alkis, for this link > > Am 22.02.2017 07:23, schrieb Alkis Georgopoulos: >> This is an up-to-date tutorial, with an up-to-date distro (ubuntu 16.04, >> proposed DE=mate), with an up-to-date ltsp, with

Re: [Ltsp-discuss] Client stops at setting up NIC

2017-02-22 Thread Alkis Georgopoulos
On 22/02/2017 10:37 πμ, Andreas-Christoph Bernstein wrote: > Interesting. That is new, right? I thought ltsp-pnp doesn't create a > chroot. That's why we are still using ltsp-server-standalone on our > ubuntu server. > > So nowadays i would start with ltsp-pnp? Is ltsp-server-standalone > obsolete

Re: [Ltsp-discuss] Client stops at setting up NIC

2017-02-22 Thread Alkis Georgopoulos
On 22/02/2017 10:10 πμ, Johan Kragsterman wrote: > > Thanks for the clarification of that, didn't know that. > What I have read about ltsp-pnp is that it can't use other clients > than the architecture of the server. Am I wrong there...? > If so, that makes all the difference. For example, you

Re: [Ltsp-discuss] Ang: Re: Ang: Re: Ang: Re: Client stops at setting up NIC

2017-02-22 Thread Alkis Georgopoulos
On 22/02/2017 09:57 πμ, Johan Kragsterman wrote: > > Also, you can consider Alkis suggestion to use ltsp-pnp. > With that you got some good simplicity enhancements, but a trade off is less flexibility. > You can not use different images for different needs and architectures, all clients need

Re: [Ltsp-discuss] Ang: Re: Client stops at setting up NIC

2017-02-21 Thread Alkis Georgopoulos
This is an up-to-date tutorial, with an up-to-date distro (ubuntu 16.04, proposed DE=mate), with an up-to-date ltsp, with an up-to-date kernel, with an up-to-date xorg: https://help.ubuntu.com/community/UbuntuLTSP/ltsp-pnp You can easily install it to VM or a USB stick or USB disk and test in

Re: [Ltsp-discuss] Where is the official website?

2017-02-06 Thread Alkis Georgopoulos
Jim/David/Rolf/Adam, one good place to start with is to update the server from Ubuntu 10.04 to 16.04, along with the mediawiki there to its latest version... Cheers, Alkis -- Check out the vibrant tech community on one

Re: [Ltsp-discuss] Where is the official website?

2017-01-27 Thread Alkis Georgopoulos
On 27/01/2017 09:59 πμ, Rolf-Werner Eilert wrote: > > Wouldn't it be good to bring the website back to life? Wouldn't it be > better to collect all instructions at a single place? > > I remember LTSP 3 when I stumbled over it, there was a state-of-the-art > to-do-list written by the project's

Re: [Ltsp-discuss] Which flavour of Zotac clients - C or M

2017-01-19 Thread Alkis Georgopoulos
On 20/01/2017 08:54 πμ, Luis Guzmán wrote: > Seen that you recommend i3 as light clients, which are kind of > expensive around here, i wonder, why not just make standalone > installations?, I've come to an answer of to take care of administrative > tasks. > Then, should LTSP be seen as an

Re: [Ltsp-discuss] Ang: Re: Which flavour of Zotac clients - C or M

2017-01-18 Thread Alkis Georgopoulos
On 18/01/2017 06:32 μμ, Rolf-Werner Eilert wrote: > Alkis, this is an interesting value, >3000 for a new fat client. You are > right, in this case I would need the big ones with fans. Is this just > what you read or based on own experience? My experience with 1000+ schools. That's what we ended

Re: [Ltsp-discuss] Which flavour of Zotac clients - C or M

2017-01-18 Thread Alkis Georgopoulos
Look up their CPU score an cpubenchmark.net. For example: https://www.zotac.com/us/product/mini_pcs/zbox-ci325-nano-windows-10 has CPU=N3160: http://www.cpubenchmark.net/cpu.php?cpu=Intel+Celeron+N3160+%40+1.60GHz which has a CPU score of 1648, ...which is the same as my 10 year old dual core

Re: [Ltsp-discuss] cannot build fat client image on Ubuntu16.04

2016-12-23 Thread Alkis Georgopoulos
On 23/12/2016 12:19 μμ, NeK kentarou wrote: > Dear Alkis Georgopoulos, > > Thanks for your advice! > > I reinstalled all and have same trouble yet. > > What I did: > Installed Ubuntu Desktop 16.04 on XenServer7.0 > -LTSP server > Installed ldap and set up to LTSP

Re: [Ltsp-discuss] cannot build fat client image on Ubuntu16.04

2016-12-23 Thread Alkis Georgopoulos
The LTSP server uses ldap, the LTSP client uses ssh to authenticate to the LTSP server, so the LTSP client uses ldap indirectly, not directly. So, remove all the ldap bits from the chroot and try again. Cheers, Alkis Georgopoulos LTSP developer On 23/12/2016 09:25 πμ, NeK kentarou wrote

Re: [Ltsp-discuss] Getent Problem on Ubuntu 16.04

2016-12-22 Thread Alkis Georgopoulos
bugs.launchpad.net/ltsp/ so that I can commit the fix. Cheers, Alkis Georgopoulos LTSP developer On 22/12/2016 05:27 μμ, John Halfpenny wrote: > Hi Everyone > > We've been running LTSP for a while now on Ubuntu 14.04, and I'm in the > process of upgrading to 16.04. > > Our server

Re: [Ltsp-discuss] firefox crashes

2016-12-18 Thread Alkis Georgopoulos
On 18/12/2016 08:06 μμ, Daemon A wrote: > > From the latest firefox updates, it crashes in ltsp. > > I already tested ubuntu desktop 14 and ubuntu desktop 16. Firefox > crashes all > > It works fine for me on Ubuntu 16.04 with firefox 50.1.0+build2-0ubuntu0.16.04. Tested a fat client and a thin

Re: [Ltsp-discuss] Newer thin clients not booting?

2016-12-11 Thread Alkis Georgopoulos
Hi, try a newer kernel and xorg: https://wiki.ubuntu.com/Kernel/LTSEnablementStack -- Developer Access Program for Intel Xeon Phi Processors Access to Intel Xeon Phi processor-based developer platforms. With one year of

Re: [Ltsp-discuss] Problem with nbd_server in ltsp-pnp fat-client

2016-09-29 Thread Alkis Georgopoulos
1) The home directory is not served by nbd, but by sshfs. 2) The nbd9 disconnect messages are normal; the client connects to check if there's a new image available, and then continues. Search elsewhere for your issue, not in nbd. For example, the chrome general protection error is more worrying.

Re: [Ltsp-discuss] Can I build an Ubuntu Xenial chroot on a Debian Jessie LTSP server?

2016-09-28 Thread Alkis Georgopoulos
You need to install a desktop environment in the chroot, for example sudo ltsp-chroot -m apt-get install ubuntu-mate-desktop Then the appropriate /usr/share/xsessions/mate.desktop file will appear and LTSP_FATCLIENT will default to True. On 27/09/2016 10:54 μμ, Robert Mavrinac wrote: > So I

Re: [Ltsp-discuss] ltsp-update-image hangs

2016-09-24 Thread Alkis Georgopoulos
On 25/09/2016 08:45 πμ, Alkis Georgopoulos wrote: > On 25/09/2016 01:49 πμ, David Groos wrote: > >> Based on the output at the end of updating the image: >> Removing /var/lib/tftpboot/ltsp/i386/vmlinuz-3.19.0-68-generic >> it appears the old kernel was 3.19.0-68. >

Re: [Ltsp-discuss] ltsp-update-image hangs

2016-09-24 Thread Alkis Georgopoulos
On 25/09/2016 01:49 πμ, David Groos wrote: > Based on the output at the end of updating the image: > Removing /var/lib/tftpboot/ltsp/i386/vmlinuz-3.19.0-68-generic > it appears the old kernel was 3.19.0-68. > > I'm going to research downgrading the kernel. Would you recommend trying > that as the

Re: [Ltsp-discuss] ltsp-update-image hangs

2016-09-23 Thread Alkis Georgopoulos
On 23/09/2016 11:55 μμ, David Groos wrote: > Hi All, > > When I try to update the client image on the ltsp-pnp 14.04 server I run: > sudo ltsp-update-image --cleanup / > and the system just hangs: no output. After awhile I press control-c and > then this error message is printed: > "failed to

Re: [Ltsp-discuss] Reason for fat clients

2016-09-22 Thread Alkis Georgopoulos
On 22/09/2016 11:25 πμ, Raphaël RIGNIER wrote: > Hello > > I have setup a xenial ltsp pnp server. > > Is LTSP_FAT_CLIENT=True/False the only config needed in lts.conf to switch ? > > Is ldm mandatory for fat client ? > 1) Yes. Note also that there is a FAT_RAM_THRESHOLD variable, which defaults

Re: [Ltsp-discuss] ubuntu 14.04 ltsp 5.5.1 xrandr 1.4.1

2016-09-19 Thread Alkis Georgopoulos
On 19/09/2016 12:24 μμ, lpadumorvan wrote: > Hi > > I do not use unity, I use gnome-fallback > > In lts.conf I have > > LDM_SESSION="gnome-session --session=gnome-fallback" > > If I select the "xterm" session, "--same-as" work fine ! > > What is stopping xrandr_command during the opening session.

Re: [Ltsp-discuss] ubuntu 14.04 ltsp 5.5.1 xrandr 1.4.1

2016-09-19 Thread Alkis Georgopoulos
If you select the "xterm" session, does it work as expected? Which session has the issue, the ubuntu one with unity? If it works with xterm and not with unity, then it's a bug in unity, not in ltsp. On 19/09/2016 08:56 πμ, lpadumorvan wrote: > Hi > > In lts.conf, I put : > >

Re: [Ltsp-discuss] ssh server on clients

2016-09-16 Thread Alkis Georgopoulos
See https://bugs.launchpad.net/ltsp/+bug/1324545 On 16/09/2016 02:55 μμ, Lukáš Bernard wrote: > Hallo, > please help me. After upgrade clients to ubuntu 16.04, i can not log > into clients with ssh. The ssh-server packages are installed in the > client chroot and there is an init script

Re: [Ltsp-discuss] Question about ltsp-pnp and rc.local

2016-09-01 Thread Alkis Georgopoulos
On 01/09/2016 11:16 μμ, LTSP-PNP Adam wrote: > I have ltsp-pnp installed on xubuntu 16.04. everything works, but I have > something in /etc/rc.local on server, which is copied of course to > image, which is running on client. But I don't want to have the same > rc.local on server and in image. >

Re: [Ltsp-discuss] LDAP/AD user can log into shell at client but not at the splash screen. Local user, neither.

2016-08-31 Thread Alkis Georgopoulos
X01-localapps is a client-side script, so if you didn't run ltsp-update-image, you didn't change anything at all. On 01/09/2016 07:19 πμ, David Groos wrote: > Hi again, > > After patching (https://bugs.launchpad.net/ltsp/+bug/1610304 > ) as

Re: [Ltsp-discuss] Patching /usr/share/ldm/rc.d/X01-localapps gives unanticipated results

2016-08-31 Thread Alkis Georgopoulos
Hi David, Both (1) and (2) are completely unrelated to the X01-localapps patch. X01-localapps never gets executed on the server, neither on login nor when ltsp-update-image runs, so its contents cannot cause the issues you're mentioning. Look elsewhere. Cheers, Alkis On 01/09/2016 05:54 πμ,

Re: [Ltsp-discuss] LTSP FatClient - make home directory not persistent

2016-08-23 Thread Alkis Georgopoulos
help with it. Cheers, Alkis Georgopoulos LTSP developer On 23/08/2016 02:32 μμ, Chris D wrote: > Hello * > > I have about 100 fat clients in production environment which have the > same configuration > The configuration is made with one user account and I auto-login ea

Re: [Ltsp-discuss] Mate vs Unity in "low graphics mode"

2016-08-17 Thread Alkis Georgopoulos
On 17/08/2016 11:27 μμ, David Groos wrote: > Hi Alkis, That settles it, Mate it is. Do I want 1.12 or the newer 1.14, > the former is what downloads from Mate's web page when I download the > arch64 version but there's an update, apparently: >

Re: [Ltsp-discuss] Mate vs Unity in "low graphics mode"

2016-08-17 Thread Alkis Georgopoulos
Hi David, I haven't tried the low graphics mode. I'm guessing that it won't be used at all in fat clients, since they run unity locally and not remotely. So the normal graphics mode will be used. It should help in thin clients, but I don't know how much, since it'll still be using the slow

Re: [Ltsp-discuss] problem with starting program moneyplex on LTSP-Client under xenial 16.4

2016-08-11 Thread Alkis Georgopoulos
On 11/08/2016 06:44 πμ, Vagrant Cascadian wrote: > > In those cases, I'd suggest setting: > > X_SMART_COLOR_DEPTH=false > > This lets the video driver always determine what color depth to use. I'd > be inclined to make it default to that... The default pixmap format nowadays is almost always

Re: [Ltsp-discuss] Ubuntu LTSP for RaspBerry2 fails

2016-08-03 Thread Alkis Georgopoulos
only doing high priority or sponsored tasks for the moment, or offer professional support. That also means that this page hasn't been updated to work with the final version of 16.04. It shouldn't need more than a couple of hours to get it up to date. Cheers, Alkis Georgopoulos LTSP developer

Re: [Ltsp-discuss] apps running slowly

2016-06-28 Thread Alkis Georgopoulos
other technologies to have proper 3D over the network, but that is not integrated with LTSP, and it's not very supported in upstream Xorg either. Cheers, Alkis Georgopoulos LTSP developer Professional LTSP support: alk...@gmail.com On 28/06/2016 11:46 πμ, Dhana Sekar wrote: > hi >

Re: [Ltsp-discuss] missing entries in whisker menue

2016-05-30 Thread Alkis Georgopoulos
://bugs.debian.org/cgi-bin/bugreport.cgi?bug=809803 https://bugs.launchpad.net/lightdm/+bug/1383321 Cheers, Alkis Georgopoulos LTSP developer Professional LTSP support: alk...@gmail.com On 30/05/2016 05:54 μμ, Frank Heuser wrote: > > Thanks for the hint. I had a look on > /opt/ltsp/i386/usr/share

Re: [Ltsp-discuss] missing entries in whisker menue

2016-05-30 Thread Alkis Georgopoulos
that I can see it with remote support: http://ltsp.org/irc Otherwise someone else might have more time than me currently and be able to help via email. Cheers, Alkis Georgopoulos LTSP developer Professional LTSP support: alk...@gmail.com On 30/05/2016 11:50 πμ, Frank Heuser wrote: > Hello Al

Re: [Ltsp-discuss] missing entries in whisker menue

2016-05-20 Thread Alkis Georgopoulos
Login to a thin client, open a terminal, and run: env | grep XDG Paste the result here. Then do the same while logging in to the server, where everything works fine. Again paste the result here. -- Alkis Georgopoulos LTSP developer Professional LTSP support: alk...@gmail.com On 20/05/2016

Re: [Ltsp-discuss] Ang: Re: Ang: Re: swap -again!

2016-05-08 Thread Alkis Georgopoulos
On 08/05/2016 10:29 πμ, Johan Kragsterman wrote: > > admin@ltsp102:~$ sudo grep -r NBD_SWAP /var/cache/ltsp > admin@ltsp102:~$ > > Shows nothing...does that mean there is no nbd swap, or > does it mean there is an error in lts.conf? I only created > lts.conf for this reason, so the only line

Re: [Ltsp-discuss] Ang: Re: swap -again!

2016-05-08 Thread Alkis Georgopoulos
On 08/05/2016 01:21 πμ, Jakob Unterwurzacher wrote: > Shouldn't it show something here if swap was configured? It's possible that your lts.conf isn't in the right place or has a syntax error etc etc. admin@ltsp102:~$ grep -r NBD_SWAP /var/cache/ltsp on the client should tell you if it is so.

Re: [Ltsp-discuss] swap -again!

2016-05-07 Thread Alkis Georgopoulos
of free memory... ...which I doubt. I'd suggest you look elsewhere for fixing the crashes, e.g. Xorg/graphics drivers or kernel issues. -- Alkis Georgopoulos LTSP developer Professional LTSP support: alk...@gmail.com On 06/05/2016 11:37 πμ, Johan Kragsterman wrote: > > Hi! > > > I

Re: [Ltsp-discuss] Ubuntu 16.04 with LTSP

2016-04-17 Thread Alkis Georgopoulos
aid LTSP support if anyone's ever interested. E.g. if in a couple of hours I could help people arrange their computer labs to be many times more efficient, it'd be worth it, and you'd also be supporting further LTSP development. Cheers, Alkis Georgopoulos LTSP develo

Re: [Ltsp-discuss] Ubuntu 16.04 with LTSP

2016-04-17 Thread Alkis Georgopoulos
On 17/04/2016 11:22 μμ, Ondřej Rusek wrote: > I read article about ltsp-pnp, but I think, that for our LTSP concept > is better use 'standard' LTSP (no pnp). > I'm thinking correctly? What are your client specifications? Which CPU and how much RAM? Why do you separate apps per server? Don't all

Re: [Ltsp-discuss] Ubuntu 16.04 with LTSP

2016-04-17 Thread Alkis Georgopoulos
...and I also propose that you always have the Greek schools PPA in your sources, as that's where I'm sending the new fixed LTSP versions whenever I find new issues. Enjoy, Alkis Georgopoulos LTSP developer On 17/04/2016 11:23 πμ, roland wrote: > Me, too. > We are running a 14.04 ltsp with 1

Re: [Ltsp-discuss] LTSP Network Printing On LTSP Fat Clients.

2016-02-23 Thread Alkis Georgopoulos
On 23/02/2016 02:48 μμ, Mahmoud Ramadan wrote: > Hi Alkisg, > Worked perfect for me BUT what if i want to save Cups user > configurations in the user home profile to allow setting the printing > preferences in user profile ~/.cups/client.conf ?! what i need to modify > to achieve this ? Thanks in

Re: [Ltsp-discuss] Ubuntu 14.04 No overlay or aufs support detected?

2016-02-04 Thread Alkis Georgopoulos
ge -c / > No overlay or aufs support That's weird, it doesn't happen for me in 14.04 with the newest LTSP. What's the output of this one? It will be a lot of lines, send all of them: sudo -i sh -x /usr/sbin/ltsp-update-image -c / You can also come to the IRC channel for live support: http://www.lt

Re: [Ltsp-discuss] Ubuntu 14.04 No overlay or aufs support detected?

2016-02-04 Thread Alkis Georgopoulos
1) You didn't sent the output of: grep overlay /proc/filesystems 2) Also try this: modprobe overlayfs grep overlay /proc/filesystems ltsp-update-image -c / -- Alkis Georgopoulos LTSP developer Professional LTSP support: alk...@gmail.com

Re: [Ltsp-discuss] Ubuntu 14.04 No overlay or aufs support detected?

2016-02-03 Thread Alkis Georgopoulos
This is the kernel, I'm talking about LTSP updates. What is the output of: sudo ltsp-info -- Alkis Georgopoulos LTSP developer Professional LTSP support: alk...@gmail.com -- Site24x7 APM Insight: Get Deep Visibility

Re: [Ltsp-discuss] Ubuntu 14.04 No overlay or aufs support detected?

2016-02-03 Thread Alkis Georgopoulos
Run the following commands, then copy/paste everything that you see in the terminal (both the commands and their output) here in the mailing list: sudo -i uname -a ls /boot/vmlinuz* grep overlay /proc/filesystems modprobe overlay grep overlay /proc/filesystems ltsp-update-image -c / -- Alkis

Re: [Ltsp-discuss] Ubuntu 14.04 No overlay or aufs support detected?

2016-02-02 Thread Alkis Georgopoulos
sch.gr apt-get update apt-get dist-upgrade ...both in the server and in the chroot. If you're using Debian, use the backports repository. -- Alkis Georgopoulos LTSP developer Professional LTSP support: alk...@gmail.com --

Re: [Ltsp-discuss] LTSP CUPS is NOT Printing with “ Filter Failed ” Error Message.

2016-01-28 Thread Alkis Georgopoulos
On 28/01/2016 06:19 μμ, Joseph Bishay wrote: > Hello, > > This is a question for Alkis based on your response in this thread. > You mentioned that the stock Ubuntu LTSP version is quite broken and > old. A recent version can be added from the Greek school's PPA. If > someone is running Edubuntu

Re: [Ltsp-discuss] mount additional device during boot

2016-01-24 Thread Alkis Georgopoulos
onf: LOCAL_APPS_EXTRAMOUNTS="/home2" That's all there is to it. You may also want to read the sshfs man page, option follow_symlinks. LTSP sets that option as *false* for /home, and true for all the dirs in LOCAL_APPS_EXTRAMOUNTS. -- Alkis Georgopoulos LTSP developer Professional LTSP

Re: [Ltsp-discuss] LTSP CUPS is NOT Printing with “ Filter Failed ” Error Message.

2016-01-22 Thread Alkis Georgopoulos
On 22/01/2016 10:45 μμ, Mahmoud Ramadan wrote: > Hi dears, > I've migrated my CUPS working configuration to the Chroot image by > copying the /etc/cups directory to the target LTSP chroot image and the > printers appears in the LTSP clients GUI without any problem BUT > whenever i try to print a

Re: [Ltsp-discuss] ubuntu 14.04 lts-pnp went broken?

2015-12-21 Thread Alkis Georgopoulos
On 21/12/2015 09:44 πμ, Takala Tuomas wrote: > Hello > > I just made some normal update on Ubuntu 14.04 ltsp-pnp system. Now > client wont start. Last message is Setting up nbd_client : Connection > failed. > > What should I do? > If you reboot your server, does the client then start? If not,

Re: [Ltsp-discuss] LTSP Network Printing On LTSP Fat Clients.

2015-12-15 Thread Alkis Georgopoulos
On 15/12/2015 02:06 μμ, Mahmoud Ramadan wrote: > Hi dears, > I need to setup network printing on LTSP fat client...can anyone explain > how to achieve this please. 1) You enable local printer sharing on the server from the gnome printers control panel. 2) You add the network printers on the

Re: [Ltsp-discuss] Where does "fat client" begin?

2015-12-14 Thread Alkis Georgopoulos
In the LTSP terminology: * thin clients are diskless. They load a minimal OS from the server via NBD/NFS, and at login time they connect to the server with "remote X" to run the applications on the server, and transfer the screen over the network. * fat clients are diskless. They load a

Re: [Ltsp-discuss] jetpipe won't start

2015-12-12 Thread Alkis Georgopoulos
Try: RCFILE_01="jetpipe /dev/usb/lp0" On 11/12/2015 07:15 μμ, William Fragakis wrote: > Hi all, > Running LTSP ltsp-server 5.4.2-6+deb7u1 on Debian Wheezy (7.9) > > For the life of me, I can't get jetpipe to run automatically at boot. > > If I type on the client > jetpipe /dev/usb/lp* (0 or 1 as

[Ltsp-discuss] LTSP bounties

2015-12-07 Thread Alkis Georgopoulos
Hi all, AFAIK no developer is paid to work on LTSP any more, and the LTSP development in general has stagnated a bit. A couple of volunteers are still working on it, and we were thinking that it might be possible to attract some more development resources by using a simple bounties system:

Re: [Ltsp-discuss] Remote control of Thin Clinet (VNC?)

2015-10-28 Thread Alkis Georgopoulos
http://www.epoptes.org On 28/10/2015 12:46 μμ, g wrote: > Hi. I recently setup a thin client environment (no fat client) with LTSP > on Debian Wheezy server. > Does anyone know which is the best method to remotely control the > clients (like RDP or VNC)? > In fat client environment I used to

Re: [Ltsp-discuss] LOCAL_APPS=False -> Can't login anymore

2015-10-20 Thread Alkis Georgopoulos
On 20/10/2015 12:18 μμ, g wrote: > But now the problem is that in "thin-client mode" the operating system > and apps on the client are not anymore the one installed in > /opt/ltsp/i386 chrooted environment. > It seems that in thin-client mode the apps available are the ones > installed in the

Re: [Ltsp-discuss] LOCAL_APPS=False -> Can't login anymore

2015-10-15 Thread Alkis Georgopoulos
It sounds like you're trying to disable localapps on fat clients, which can't happen. Try LTSP_FATCLIENT=False instead. -- _ Ltsp-discuss mailing list.

Re: [Ltsp-discuss] No booting and files missing in Ubuntu 15.04 Kernel 3.19

2015-09-24 Thread Alkis Georgopoulos
LTSP doesn't have recent versions in Ubuntu, so very frequently it's completely broken, hopefully that will be fixed in 16.04, for now you'd better use the Greek schools ppa: https://launchpad.net/~ts.sch.gr/+archive/ubuntu/ppa I.e. sudo add-apt-repository ppa:ts.sch.gr sudo apt-get update

Re: [Ltsp-discuss] very lean and clean ltsp

2015-09-11 Thread Alkis Georgopoulos
Just install a template client and then run ltsp-pnp on it: https://help.ubuntu.com/community/UbuntuLTSP/ltsp-pnp On 10/09/2015 01:12 μμ, Johan Kragsterman wrote: > > Hi! > > > I have had this idea for a while now, and I would like to bring it up to this > discussion list. > > I would like to

Re: [Ltsp-discuss] /etc/ltsp/update-kernels.conf doesn't appear to be sourced anywhere ...

2015-09-02 Thread Alkis Georgopoulos
/usr/share/ltsp/update-kernels updates /boot/pxelinux.cfg/default (note, this is not in the TFTP dir, it's inside /boot) `ltsp-update-image -c /` copies /boot/pxelinux.cfg/default to i386.img and then calls ltsp-update-kernels which copies "default" from inside i386.img to the tftp dirs. So with

Re: [Ltsp-discuss] Creative use of LTSP

2015-06-28 Thread Alkis Georgopoulos
You can use an FSTAB_1= line in lts.conf to mount /home locally, and xnbd-proxy to dynamically cache the NBD image locally as well. It will require a bit of scripting, but it's within the LTSP use cases, so once it's implemented, it can easily go upstream. On 26/06/2015 03:27 μμ, Roland

Re: [Ltsp-discuss] Video card issues on thin client with an LTSP-PNP server running Debian 8

2015-06-24 Thread Alkis Georgopoulos
On 24/06/2015 08:34 μμ, Robert Mavrinac wrote: We were using ltsp-cluster for so long, the convenience of grouped settings will be sadly missed. I've never used ltsp-cluster, could you explain that a bit more? lts.conf supports LIKE= directives for grouping settings. A new settings deamon,

Re: [Ltsp-discuss] winxp in virtual vdi inside Ubuntu ltsp server

2015-06-03 Thread Alkis Georgopoulos
On 03/06/2015 09:57 πμ, Funke, Martin wrote: Hello, this sounds like a very interesting project but I don’t understand how you do it. You can expose the .vdi file using nbd. The client image just needs to have vbox installed, it doesn't need to contain the .vdi image.

Re: [Ltsp-discuss] Encrypted NBD root

2015-06-01 Thread Alkis Georgopoulos
On 01/06/2015 11:03 μμ, Ivan Mincik wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Dear LTSP developers, I am wondering if it is possible to setup encrypted NBD root device which I want to use in some other Open Source project. I have just found, that LTSP is using encrypted NBD, but

Re: [Ltsp-discuss] empty $UPSTART_SESSION expected?

2015-05-22 Thread Alkis Georgopoulos
Hi, the Ubuntu/LTSP packaging is broken, anyone interested in getting LTSP to work properly in Ubuntu 14.04 should read this bug report: https://bugs.launchpad.net/ubuntu/+source/upstart/+bug/1457730 Fixed packages are available in the PPA that is mentioned in that bug report. On 04/05/2015

[Ltsp-discuss] Flow control

2015-05-03 Thread Alkis Georgopoulos
We've updated our script that disables flow control, and it now works for all the NICs that we could test with. So, LTSP installations that have: * Server = switch connection = 1000 Mbps * Clients = switch connection = 100 Mbps (either because of the switch or because of the clients) *

Re: [Ltsp-discuss] Fat clients can't use printer/scanner connected to server

2015-05-02 Thread Alkis Georgopoulos
Hi guys, sorry I don't have time for a long answer, but a few quick hints, by default the clients have CUPS_SERVER=server, so they see whatever printers the server has or sees, but, since a few cups versions ago, cups does a DNS check for the ServerName and that means that the ltsp server needs

Re: [Ltsp-discuss] TFTP time out, LTSP-pnp

2015-03-09 Thread Alkis Georgopoulos
On 09/03/2015 12:05 μμ, Antti Hynönen wrote: Hi! Ubuntu 14.04 LTSP-pnp. I have about 60 identical clients and 3 of them have TFTP time out. After successfully finding boot server IP, clients fails to download the pxelinux boot image. It reports PXE-E32: TFTP open timeout. A couple weeks

Re: [Ltsp-discuss] Thin client bash screen script shutdown problem.

2015-02-23 Thread Alkis Georgopoulos
Hi, try: poweroff read -p The system will now power off... dummy On 20/02/2015 08:01 μμ, Pierre Yann Baco wrote: Hi All! I'm writing a bash shell script to be executed on a LTSP 5.x client (once copied in /opt/ltsp/amd6/usr/share/screen.d + ltsp-update-image. The script (started as a

Re: [Ltsp-discuss] performance problems

2015-02-18 Thread Alkis Georgopoulos
On 18/02/2015 11:16 πμ, Helmut Lichtenberg wrote: I really would appreciate some hints, how to systematically get closer to the problem. Well one way would be to try with gnome-flashback or LXDE or XFCE etc, using the same kernel/xorg that you're currently using with KDE. That would determine

Re: [Ltsp-discuss] performance problems

2015-02-17 Thread Alkis Georgopoulos
Maybe you're using a compositing window manager? Everything is still ok here with Ubuntu 14.04 and the gnome-flashback session (metacity window manager without effects). If you think that graphics in general are slower, and it's not a window-manager/compositing issue, then try x11perf, gtkperf

Re: [Ltsp-discuss] Jessie, gnome-flashback, ltsp-pnp, nfs or nbd ?

2015-01-31 Thread Alkis Georgopoulos
On 2015-01-31, Nicolas LEBRUN wrote: - NBD seems to be really stable. The only advantage of NFS seems to be able to modify chroot in real time... What do you think ? NBD is 5 times faster, NFS is more stable on disconnects (where you also lose SSHFS connections, processes etc though). Btw

Re: [Ltsp-discuss] Ubuntu 14.04 Ltsp-pnp image is bigger and bigger

2014-12-18 Thread Alkis Georgopoulos
Check what packages you have installed on your server, it's possible that you have too many old kernels: $ echo Largest 20 packages: $ dpkg-query -Wf '${Installed-size}\t${Package}\n'|sort -rg|head -n 20 $ echo Installed packages total size, in KB: $ dpkg-query -Wf

Re: [Ltsp-discuss] Cups in LTSP-PNP

2014-09-22 Thread Alkis Georgopoulos
On 22/09/2014 12:18 μμ, Funke, Martin wrote: Hello list, i added some printer on my Xbuntu 12.04.4 ltsp-pnp. In Cups - Administration- Server Setting i activated “Share printers connected to this system”. On the clients the users don’t see any printers. Any ideas why they don’t show up?

Re: [Ltsp-discuss] LTSP-PNP and iTALC

2014-09-19 Thread Alkis Georgopoulos
On 19/09/2014 09:26 πμ, Funke, Martin wrote: Hello, is there a special ltsp-pnp howto or just an apt-get install epoptes? Just an: apt-get install epoptes and: ltsp-update-image -c / -- Slashdot TV. Video for

Re: [Ltsp-discuss] A little patch for pxe kernel cmdline selectable lts.conf

2014-07-09 Thread Alkis Georgopoulos
Please don't use the mailing list for sending patches, use bug reports instead (https://bugs.launchpad.net/ltsp). In /usr/share/ltsp/init-ltsp.d/03-kernel-cmdline the kernel command line is read, and all parameters that start from ltsp.XXX get exported as XXX environment variables. Στις

Re: [Ltsp-discuss] Need non-PAE, true i386 compatible kernel - advice?

2014-06-25 Thread Alkis Georgopoulos
Στις 25/06/2014 07:47 μμ, ο/η Vagrant Cascadian έγραψε: Other options that may involve more work and troubleshooting include running the Debian kernel in an Ubuntu LTSP environment ...I've been running clients that way under Ubuntu 12.04 and 14.04, and I've had no problems at all. Just

Re: [Ltsp-discuss] Ubuntu ltsp 5.5.1 some img questions

2014-06-03 Thread Alkis Georgopoulos
See inline. Στις 03/06/2014 09:54 πμ, ο/η Funke, Martin έγραψε: Hello list, im still using a xubuntu 12.04 because the ltsp with xubuntu 14.04 didnt worked out so well. In 12.04 I added the ts.sch.gr repo and installed ltsp 5.5.1 server, dnsmasq and the ltsp-client. My server has a

Re: [Ltsp-discuss] LTSP kernel image permissions with Ubuntu 14.04

2014-05-28 Thread Alkis Georgopoulos
Στις 26/05/2014 03:12 μμ, ο/η Derek Schuurman έγραψε: Just a quick update regarding the file permissions issue I encountered in /var/lib/tftpboot/ltsp/amd64/ -- I tracked the issue down to a modified umask setting in /etc/login.defs. The umask settings were changed to 027 so that the default

Re: [Ltsp-discuss] ubuntu-gnome 13.10 fat client usb mount problem

2014-05-16 Thread Alkis Georgopoulos
Non-LTS Ubuntu-LTSP editions are not really maintained, use an LTS one. 13.10 uses systemd-logind but I only added systemd-logind support in LDM in time for 14.04. ...or backport revisions 1541 and 1542 from http://bazaar.launchpad.net/~ltsp-upstream/ltsp/ldm-trunk/changes yourself. Or ask for

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