Messages in this thread | | | Subject | Re: [PATCH 0/9] namespaces: Introduction | From | Sam Vilain <> | Date | Sat, 20 May 2006 12:16:11 +1200 |
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On Fri, 2006-05-19 at 05:41 -0600, Eric W. Biederman wrote: > > It would help set minds at ease if someone could produce a > > bullet-point list of what features the kernel will need to get it to the > > stage where "most or all vserver and openvz functionality can be > > implemented by controlling resource namespaces from userspace." Then we > > can discuss that list, make sure that everyone's pretty much in > > agreement. > So this is slightly the wrong question. If you look at Sam's list you
Yes - the wrong question because it's too top down and encourages hacks :) It's wrong for the purposes of planning an implementation, but ok for easing minds about what will be covered, I think.
> will see that there are several independent dimensions to the complete > solution. Most of them dealing with the increase in the number of users > and the amount of work that is happening on a single kernel in this > context. > > Basically we need to expect a lot of kernel tuning after we get the > basics working. > > The proper question is: What needs to happen before we can run separate > user space instances?
My guess would be most of the points under "isolation". The others are really just fine tuning / resource partitioning and fixing various things that break under virtualisation because of their design (eg, quota).
Sam.
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