[oclug] user mode linux
bart-oclug at jukie.net
Fri Aug 9 21:47:08 EDT 2002
* Chris Herrnberger <chris123 at magma.ca> [020809 19:46]:
> On August 9, 2002 07:10 pm, Bart Trojanowski wrote:
> > Basically you can do anything with UML that does not need to talk to
> > hardware directly. So development of filesystems or testing the latest
> > NAPI (network API), or FreeS/WAN is great. Development of drivers or
> > doing real 3D stuff is out.
> Where I can across it today once again was a reference for cluster setup
> testing and it was too interesting to pass up. Wanted to confirm that people
> are actually using it...and not an off the wall reference as it seemed almost
> too good to be true..
> Specifically the reference suggested that those people setting up ZEO clusters
> (its a zope cluster solution for heavily accessed dynamic sites typically
> with a serious db backend) should trial the system/hardware design on user
> mode to determine the actual cluster hardware requirements. Apparently it was
> a very efficient and cost effective tool that could be used for such purposes
> rather well given that squid caching could be customized to further reduce
> and distribute the load.
For this kind of work I would suggest trying 'vserver', it is a lot more
light wight then using UML. You basically create very secure chroot
environments. You can then create ip-tunnels so that each vserver can
have its own (faked) network interface.
Anyway, try UML, it seems a lot easier. If you find it slow on your
hardware give vserver a try:
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