Thanks for the gnome-watchdog script! On Sun, 2007-11-11 at 11:20 +0000, [EMAIL PROTECTED] wrote: > Send edubuntu-users mailing list submissions to > [email protected] > > To subscribe or unsubscribe via the World Wide Web, visit > https://lists.ubuntu.com/mailman/listinfo/edubuntu-users > or, via email, send a message with subject or body 'help' to > [EMAIL PROTECTED] > > You can reach the person managing the list at > [EMAIL PROTECTED] > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of edubuntu-users digest..." > > > Today's Topics: > > 1. Re: Lingering Users and Painfully Slow OpenOffice Startup > (Stefano Rivera) > 2. Re: Lingering Users and Painfully Slow OpenOffice Startup > (Fredrik Jansson) > 3. Pulseaudio not starting on iMac client (Bill Moseley) > 4. Re: Lingering Users and Painfully Slow OpenOffice Startup > (R. Scott Belford) > 5. Re: Lingering Users and Painfully Slow OpenOffice Startup > (Bill Moseley) > 6. Re: gutsy kiosk mode (Reiner Schmid) > 7. control of internet access (Kai W?stermann) > 8. Re: control of internet access (Reiner Schmid) > 9. Re: control of internet access (Asmo Koskinen) > 10. Is there Open source oftware available for PDAs? (Charlie Dorff) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Sat, 10 Nov 2007 16:39:30 +0200 > From: Stefano Rivera <[EMAIL PROTECTED]> > Subject: Re: Lingering Users and Painfully Slow OpenOffice Startup > To: [email protected] > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=utf-8 > > Hi R. (2007.11.10_02:05:04_+0200) > > I notice that, independent of OpenOffice, user processes continue running > > even after a logout. It seems that this is the current hack, but is there > > something systemic that I can help track down? > > We've seen this on an Ubuntu lab, too. They hog the CPU, and waste a > little RAM. > > SR > > -- > Stefano Rivera > http://rivera.za.net/ > H: +27 21 794 7937 C: +27 72 419 8559 > > > > ------------------------------ > > Message: 2 > Date: Sat, 10 Nov 2007 15:59:51 +0100 > From: "Fredrik Jansson" <[EMAIL PROTECTED]> > Subject: Re: Lingering Users and Painfully Slow OpenOffice Startup > To: [email protected] > Message-ID: > <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=ISO-8859-1 > > Hi, > > We've run edubuntu 7.10 about a week and we don't have any problems caused by > OpenOffice. We have seen that OpenOffice and firefox, take time to > load, but we have > tracked the problem to gnome-panel and/or nautilus. > > Because of that we have tried xfce4 and with xfce we got better performance. > > Do anybody know how to set xfce4 as default for ldm? I've tried files > like .xinitrc and > .dmrc or similar. > > Regards > Fredrik Jansson, Forsmarks skola, Sweden > > PS. Our server has 4Gb memory and 2 * 2.4 GHz Intel P4. We are about > 30 users at a time. DS > > On Nov 10, 2007 3:39 PM, Stefano Rivera > <[EMAIL PROTECTED]> wrote: > > Hi R. (2007.11.10_02:05:04_+0200) > > > I notice that, independent of OpenOffice, user processes continue running > > > even after a logout. It seems that this is the current hack, but is there > > > something systemic that I can help track down? > > > > We've seen this on an Ubuntu lab, too. They hog the CPU, and waste a > > little RAM. > > > > SR > > > > -- > > Stefano Rivera > > http://rivera.za.net/ > > H: +27 21 794 7937 C: +27 72 419 8559 > > > > > > -- > > edubuntu-users mailing list > > [email protected] > > Modify settings or unsubscribe at: > > https://lists.ubuntu.com/mailman/listinfo/edubuntu-users > > > > > > ------------------------------ > > Message: 3 > Date: Sat, 10 Nov 2007 07:52:51 -0800 > From: Bill Moseley <[EMAIL PROTECTED]> > Subject: Pulseaudio not starting on iMac client > To: [email protected] > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=us-ascii > > On my Bondi iMac pulseaudio doesn't start. I've got the snd-powermac > module loaded and /dev/dsp exists and it will "beep" in both an xterm > session on the server and in a terminal session on the client -- but > that's not using Pulseaudio. > > And "pa aux | grep pul" does not show it running. If I run that on my > iBook then it does show pulseaudio running. > > > If I try and manually start pulseaudio on the client I see: > > [EMAIL PROTECTED]:~# pulseaudio --system --disable-shm --no-cup-limit -n > pic.c: stale PID file, overwriting. > Aborted > > I ran it with strace, but it doesn't seem to offer any help: > > http://hank.org/pulseaudio_strace.txt > > Only: > > --- SIGILL (Illegal instruction) @ 0 (0) --- > > Again, it works on a G4 powerpc iBook, but not on the Bondi. > > > Should I try and build puleaudio from source? (Not sure I want to go > through that experience on that old iMac.) > > > > > -- > Bill Moseley > [EMAIL PROTECTED] > > > > > ------------------------------ > > Message: 4 > Date: Sat, 10 Nov 2007 08:02:38 -1000 > From: "R. Scott Belford" <[EMAIL PROTECTED]> > Subject: Re: Lingering Users and Painfully Slow OpenOffice Startup > To: Edubuntu Community <[email protected]> > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=ISO-8859-1; format=flowed > > After installing > > http://www.morokeni.ch/edubuntu/gnome-watchdog_0.9.2_i386.deb > > User's processes are now purged after they log out. If they do not log > out, however, and just reboot the terminal, their processes continue to > run until they log in again. At this point watchdog notes that they > already have running pid's and resets the user. This works, and the > teacher observes that something similar was in place with the K12LTSP. > > This is a pretty substantial bug, I believe. The average user > integrating Edubuntu into a thin-client lab and expecting it to perform > reliably may not track down this fix. Without gnome-watchdog, users who > log out have processes that continue to run throughout the day. On days > when the teacher has 5 classes of 30 different students, the runaway > processes get out of control. > > I installed prelink yesterday, after classes, and I am hoping that this > will improve performance. I seem to recall Eric integrating this into > the K12LTSP. The few test clients I tried loaded it much faster. > > Last, I have followed these suggestions > > http://www.zolved.com/synapse/view_content/28209/How_to_make_OpenOffice_run_faster_in_Ubuntu > > and they made a monumental difference on my home machines. I'll test > this in the lab next week. > > Switching to a different window manager is not an option. This teacher > has been running the K12LTSP since before Fedora was created. I am > perpetually reminded that "it wasn't this way with the K12LTSP" when > things are not quite the same. I am doing my best to figure out all the > tweaks Eric H. and other integrated to make it great. > > --scott > > > > > Fredrik Jansson wrote: > > Hi, > > > > We've run edubuntu 7.10 about a week and we don't have any problems caused > > by > > OpenOffice. We have seen that OpenOffice and firefox, take time to > > load, but we have > > tracked the problem to gnome-panel and/or nautilus. > > > > Because of that we have tried xfce4 and with xfce we got better performance. > > > > Do anybody know how to set xfce4 as default for ldm? I've tried files > > like .xinitrc and > > .dmrc or similar. > > > > Regards > > Fredrik Jansson, Forsmarks skola, Sweden > > > > PS. Our server has 4Gb memory and 2 * 2.4 GHz Intel P4. We are about > > 30 users at a time. DS > > > > On Nov 10, 2007 3:39 PM, Stefano Rivera > > <[EMAIL PROTECTED]> wrote: > >> Hi R. (2007.11.10_02:05:04_+0200) > >>> I notice that, independent of OpenOffice, user processes continue running > >>> even after a logout. It seems that this is the current hack, but is there > >>> something systemic that I can help track down? > >> We've seen this on an Ubuntu lab, too. They hog the CPU, and waste a > >> little RAM. > >> > >> SR > >> > >> -- > >> Stefano Rivera > >> http://rivera.za.net/ > >> H: +27 21 794 7937 C: +27 72 419 8559 > >> > >> > >> -- > >> edubuntu-users mailing list > >> [email protected] > >> Modify settings or unsubscribe at: > >> https://lists.ubuntu.com/mailman/listinfo/edubuntu-users > >> > > > > > > ------------------------------ > > Message: 5 > Date: Sat, 10 Nov 2007 16:28:44 -0800 > From: Bill Moseley <[EMAIL PROTECTED]> > Subject: Re: Lingering Users and Painfully Slow OpenOffice Startup > To: Edubuntu Community <[email protected]> > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=us-ascii > > On Sat, Nov 10, 2007 at 08:02:38AM -1000, R. Scott Belford wrote: > > Last, I have followed these suggestions > > > > http://www.zolved.com/synapse/view_content/28209/How_to_make_OpenOffice_run_faster_in_Ubuntu > > > > and they made a monumental difference on my home machines. I'll test > > this in the lab next week. > > How do you push out changes like these to all existing (and new) > users? > > > Switching to a different window manager is not an option. This teacher > > has been running the K12LTSP since before Fedora was created. I am > > perpetually reminded that "it wasn't this way with the K12LTSP" when > > things are not quite the same. I am doing my best to figure out all the > > tweaks Eric H. and other integrated to make it great. > > I've got Icewm as well as GNOME and I was hoping to see better > performance with Icewm, but I didn't. I do think there's less to > break with Icewm, though. GNOME will be an easier sell since everyone is used > to using Apples. > > -- > Bill Moseley > [EMAIL PROTECTED] > > > > > ------------------------------ > > Message: 6 > Date: Sun, 11 Nov 2007 09:03:48 +0100 > From: Reiner Schmid <[EMAIL PROTECTED]> > Subject: Re: gutsy kiosk mode > To: Edubuntu Users Group <[email protected]> > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset="iso-8859-1" > > Hello, > > > > > in Feisty kioskmode it was not necessary to change something in the > > > settings of firefox > > > > Sorry I made a mistake. It was necessary to change the firefox settings in > Feisty to work , too. > > > > >If you manually set a proxy through your server, can you make it work? > > > > Yes, now firefox works now with proxy settings. > > > vlc-streaming: > By the way in the past I had difficulties with the sound on my kiosk- video > stream clients. (error message of vlc:no dev/dsp found ) > > Now my solution: > The problem was the pulse-audio package. I removed it in my kiosk-path > (opt/ltsp-kiosk/i386) and now video-streaming works with full sound. > > Fine to have a video-streaming network based on Edubuntu Gutsy. It is easy to > change to the (normal) client mode by changing the nbdport in the file > /var/lib/tftpboot/ltsp/i386/pxelinux.cfg/default > > > for the videostream-clients: > DEFAULT vmlinuz ro initrd=initrd.img quiet splash nbdport=2002 > > > for the normal client-mode: > DEFAULT vmlinuz ro initrd=initrd.img quiet splash nbdport=2000 > > Perhaps this information could help someone ;-) > > > Reiner > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > https://lists.ubuntu.com/archives/edubuntu-users/attachments/20071111/11999b42/attachment-0001.htm > > > ------------------------------ > > Message: 7 > Date: Sun, 11 Nov 2007 09:29:36 +0100 > From: Kai W?stermann <[EMAIL PROTECTED]> > Subject: control of internet access > To: Edubuntu Community <[email protected]> > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=UTF-8 > > Moin! > > We are a primary school with children up the age of 10. So we need to > control the Internet access in edubuntu for the children. > > We want to... > > ... switch off the Internet for all the thin clients > > ... log the sites and pages a user retrieves > > ... use a blacklist for the children's Internet access > > ... switch on the Internet access (It would be nice to do this for > special user groups or classrooms) > > To switch on/off the Internet access seems to be easy if I add/delete > the default route. But I also switch off the Internet access for the > server itself so it can't do jobs like fetching mails, updates or time. > > For logging an using blacklist I could use squid but how do I avoid > firefox accessing directly to the Internet. > > Every suggestion is welcomed. > > Thank you > Kai W?stermann > > > > > ------------------------------ > > Message: 8 > Date: Sun, 11 Nov 2007 10:40:47 +0100 > From: Reiner Schmid <[EMAIL PROTECTED]> > Subject: Re: control of internet access > To: Kai W?stermann <[EMAIL PROTECTED]> > Cc: Edubuntu Community <[email protected]> > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=UTF-8; format=flowed > > Kai W?stermann schrieb: > > Moin! > > > > We are a primary school with children up the age of 10. So we need to > > control the Internet access in edubuntu for the children. > > > > We want to... > > > > ... switch off the Internet for all the thin clients > > > > ... log the sites and pages a user retrieves > > > > ... use a blacklist for the children's Internet access > > > > > > > Hello Kai, > > use Dansguardian (http://dansguardian.org) for filtering > > > > or here > http://www.christianubuntuukmirror.co.uk/ubuntuce/scripts/install_dansguardian_gui_feisty.tar.gz > > Here you will find a installation for a combination of a proxy > (tinyproxy), a firewall (firehol) and a dansguardian gui. I use it ,too. > It is for Feisty, but it is easy to fix for Gutsy. > > Reiner > > > > > > ------------------------------ > > Message: 9 > Date: Sun, 11 Nov 2007 12:55:19 +0200 > From: Asmo Koskinen <[EMAIL PROTECTED]> > Subject: Re: control of internet access > To: Reiner Schmid <[EMAIL PROTECTED]> > Cc: Edubuntu Community <[email protected]> > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=UTF-8; format=flowed > > Reiner Schmid kirjoitti: > > I use it ,too. > > It is for Feisty, but it is easy to fix for Gutsy. > > > > I do not use dansguardian (in our school is in fact firewall and proxy > behind our gateway), but I think that if we need one (gateway, proxy, > dansguardian, etc) it is much easier setup another server for that than > setup working Edubuntu. > > Look for SME Server: http://wiki.contribs.org/SME_Server:Documentation > > "The fact that it serves as a "gateway" means it has separate interfaces > with each network, and provides security and routing. "If you configure > your server to operate in server and gateway mode, your server will > require either: > > 1. two ethernet adapters (one to communicate with the local network and > the other to communicate with the external network/Internet)" > > http://wiki.contribs.org/SME_Server:Documentation:Administration_Manual:Chapter5 > > > Why I think that way? > > If you already use Edubuntu with two NIC's, that way you don't have to > mess up with Edubuntu server - you can leave all as it is in > Edubuntu/LTSP environment. You just add one machine between your > Edubuntu/LTSP server and real Internet. > > > How much that need for another server? > > Very basic i586/686-machine do that. You do not need 3D-graphic card or > something. > > "Version 7.0 of SME Server is based on CentOS 4.4 and uses the 2.6 > series Linux kernel." > > http://wiki.contribs.org/SME_Server:Documentation:Administration_Manual:Chapter4 > > --- > > I have lots of howto's (both LTSP 4.2 and LTSP 5, in finnish) and next > one will be Edubuntu 7.10 Classroom (two NICs) AND SME Server (two NICs) > as Internet content filter. > > http://wiki.contribs.org/Dansguardian > > http://wiki.ubuntu-fi.org/LTSP_Ohjeita > > So thank you for asking ;-). > > Best Regards Asmo Koskinen. > > > > ------------------------------ > > Message: 10 > Date: Sun, 11 Nov 2007 03:20:42 -0800 (PST) > From: Charlie Dorff <[EMAIL PROTECTED]> > Subject: Is there Open source oftware available for PDAs? > To: [email protected] > Message-ID: <[EMAIL PROTECTED]> > Content-Type: text/plain; charset="iso-8859-1" > > Hi... > I was thinking about getting a PDA and I was wondering if anyone knew if > there is open source software available for PDAs. Could you give me the > website to down the open source software if it's available? Will open source > soft work with any PDA? Thanks. > Charlie > > __________________________________________________ > Do You Yahoo!? > Tired of spam? Yahoo! Mail has the best spam protection around > http://mail.yahoo.com > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > https://lists.ubuntu.com/archives/edubuntu-users/attachments/20071111/9985ebeb/attachment.htm > > > ------------------------------ > > -- > edubuntu-users mailing list > [email protected] > Modify settings or unsubscribe at: > https://lists.ubuntu.com/mailman/listinfo/edubuntu-users > > > End of edubuntu-users Digest, Vol 18, Issue 18 > ********************************************** >
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