Re: [Qemu-devel] Qemu sandbox for teaching

2005-05-30 Thread Henrik Nordstrom
On Sat, 28 May 2005, Jerome Warnier wrote: Advantages of every solution: - UML is fast to run and pretty safe If you give out root rights UML is only as safe as the account the UML kernel runs as. Problems of every solution: - qemu is slow, and a lot of virtual machines at the same time on

Re: [Qemu-devel] Qemu sandbox for teaching

2005-05-29 Thread Herbert Poetzl
On Sat, May 28, 2005 at 07:50:53PM +0200, Jerome Warnier wrote: > Le samedi 28 mai 2005 à 14:13 +0100, Paul Brook a écrit : > > On Saturday 28 May 2005 13:42, Jerome Warnier wrote: > > > Does someone here have an idea on how to do the following using Qemu, > > > but I'm open to other suggestions: >

Re: [Qemu-devel] Qemu sandbox for teaching

2005-05-28 Thread Jerome Warnier
Le samedi 28 mai 2005 à 14:13 +0100, Paul Brook a écrit : > On Saturday 28 May 2005 13:42, Jerome Warnier wrote: > > Does someone here have an idea on how to do the following using Qemu, > > but I'm open to other suggestions: > > > > I would like to provide a UNIX CLI sandbox for users to poke arou

Re: [Qemu-devel] Qemu sandbox for teaching

2005-05-28 Thread Paul Brook
On Saturday 28 May 2005 14:31, Lennert Buytenhek wrote: > On Sat, May 28, 2005 at 09:22:23AM -0400, Tom Sandholm wrote: > > Yes. > > Using a fairly large server, (i.e. xeon dual with 4Gb ram & 120GB disk), > > and installing... > > Hmm.. 8 el-cheapo whitebox PCs just might be cheaper than that dual

Re: [Qemu-devel] Qemu sandbox for teaching

2005-05-28 Thread Lennert Buytenhek
On Sat, May 28, 2005 at 09:22:23AM -0400, Tom Sandholm wrote: > Yes. > Using a fairly large server, (i.e. xeon dual with 4Gb ram & 120GB disk), > and installing... Hmm.. 8 el-cheapo whitebox PCs just might be cheaper than that dual xeon with 4gb ram and 120G of disk of yours. ;-) (They'll like

Re: [Qemu-devel] Qemu sandbox for teaching

2005-05-28 Thread Tom Sandholm
Jerome, Yes. Using a fairly large server, (i.e. xeon dual with 4Gb ram & 120GB disk), and installing... 1. Qemu 2. vde (virtual distributed ethernet) 3. tun/tap device drivers (usually kernel module). I've been able to create 8 conncurrent qemu instances with reasonable performance. I recom

Re: [Qemu-devel] Qemu sandbox for teaching

2005-05-28 Thread Paul Brook
On Saturday 28 May 2005 13:42, Jerome Warnier wrote: > Does someone here have an idea on how to do the following using Qemu, > but I'm open to other suggestions: > > I would like to provide a UNIX CLI sandbox for users to poke around in a > UNIX course. It would be better if available from the web

[Qemu-devel] Qemu sandbox for teaching

2005-05-28 Thread Jerome Warnier
Does someone here have an idea on how to do the following using Qemu, but I'm open to other suggestions: I would like to provide a UNIX CLI sandbox for users to poke around in a UNIX course. It would be better if available from the web (preferably without having to install anything on the users' P