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Re: A few netbsd/xen questions
On Fri, Sep 25, 2009 at 11:15:49AM +0100, Hugo Silva wrote:
> Good morning,
> A few doubts have collected in my mind after some time playing with a
> NetBSD 5 xen dom0:
> options SYSCALL_STATS # per syscall counts
> options SYSCALL_TIMES # per syscall times
> in a Xen kernel doesn't seem to work ("can't get syscall counts: No such
> file or directory"). Just to be sure I didn't forget anything, I booted
> another netbsd machine and compiled GENERIC with these two options, and
> surely enough I could get the syscall counts from 'systat syscall'.
AFAIK this is completely MI, I can't see why this would not work in a Xen
> Related to this, is there any noticeable overhead caused by having these
> In 'xm top', NETTX and NETRX were not updating as my domU was blasting
> 7MB/s over HTTP. Could this be because my domU is HVM?
This is not implemented for NetBSD dom0s.
> Has anyone tried http://wiki.xensource.com/xenwiki/XenWindowsGplPv with
> a NetBSD dom0?
Last time I tried, all I could get was a blue screen.
I'll try again.
> For the developers: What's the status of SMP support for NetBSD/Xen
> (nbsd dom0 smp and nbsd PV domU smp)? Would funding help the work
Provided there's someone willing to do the work
> Is there interest in actually having SMP support for netbsd
> xen dom0/domU, in your personal opinion?
> If yes, what's preventing this from happening? (technical, human
> resources, work is actually ongoing, etc)
> For the developers: Any updates on
> http://mail-index.netbsd.org/port-xen/2009/08/20/msg005280.html ?
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
NetBSD: 26 ans d'experience feront toujours la difference
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