i am sorry I have had no time to jump in and help responding. in the meantime: https://wiki.ubuntu.com/EdubuntuSoftwareList
On 11/28/05, Jan Wilson <[EMAIL PROTECTED]> wrote: > [EMAIL PROTECTED] wrote: > > I still have concerns about the system requirements > > though, the cookbook states 2Gb RAM and an SCSI hard > > drive for the server and 32Mb RAM for each client. Is > > that really enough to run 20 Open Office programs > > simultaneously? From what I've been reading about Open > > Office, it's not the leanest suite on earth. Also, no > > mention is made of the processor, but if it's in line > > with having 32Mb of RAM, you'd be looking at a Pentium > > I (if that) yes? > > I retired a year ago from a school that was using LTSP (not the Ubuntu > variety, but very similar) for a high school/junior college lab with 36 > workstations. > > We had three servers made from consumer-grade computers. One of them > had SCSI drives, and it was used for the Home server ... all the users' > home directories were there. We learned the hard way that IDE just > doesn't cut it for that many users working simultaneously. > > The other two servers had IDE drives, and they supplied the > applications, including OpenOffice.org. These were the servers that > actually did the processing work for each student's computing power. > > Each server had 1.5 GB of RAM, and a processor somewhere in the 2 GHz range. > > The workstations were diskless, each having 128 MB of RAM and a 566 MHz > Pentium-class processor. This was overkill. Since the workstations are > really a kind of smart terminal, 32 MB and a 266 MHz Pentium-class > processor are fine, though it might be better to have a little better > just in case. > > Based on my experience and what I've heard from others, a single server > with a fast (at least 2 GHz) CPU and 2 GB of RAM can probably support UP > TO 20 workstations. If possible, get more RAM ... unfortunately, it is > still hard to get more than 2 GB of RAM unless you go to a server-grade > computer, and that means a lot more money. The school where I was the > sysadmin just got Dell servers, some with 6 GB of RAM, but they were > REALLY expensive for developing countries like Belize. > > What makes it a bit easier is that if all the students are using the > same application, like OpenOffice.org, then a lot of the RAM is actually > being shared. Each user does not load a whole copy of OOo. What will > make it tighter is if you are running OOo AND Firefox AND a few other > things. So an LTSP lab will be more efficient if everyone is working at > the same thing. > > Overall I am very pleased with LTSP and I am promoting Edubuntu in > Belize. I am using Edubuntu on our home server and my wife uses an > Edubuntu LTSP workstation as we speak. > > I also understand about not having enough expertise in the school > system. There are only a handful of us in Belize who are really > experienced enough to set up and run a lab properly. That's why I'm > excited about Edubuntu. For many schools the only way they'll get going > is if things can be mostly turnkey. But the other side of it is that > countries in that condition (including Belize) should be making a much > greater effort to train their computer teachers and lab administrators. > If we can attack the problem from both sides ... making lab > administration easier AND training personnel better ... we can make some > real strides. > > Welcome to the list! > > -- > Jan Wilson, Corozal Town, Belize > > -- > edubuntu-devel mailing list > [email protected] > http://lists.ubuntu.com/mailman/listinfo/edubuntu-devel > -- Cordialmente, Mauricio Hernandez Z. "Hell is repeating someone else's mistakes" (JPS) [Mail escrito sin caracteres especiales o acentos para evitar conflictos de lectura entre sistemas] [En smilar contexto, evitemos enviar archivos .doc, .ppt o .xls. Intentemos enviar solo formatos libres y mas livianos, como lo son .txt, .html, .pdf, .odt, etc.] -- edubuntu-devel mailing list [email protected] http://lists.ubuntu.com/mailman/listinfo/edubuntu-devel
