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On Fri, Apr 06, 2007 at 07:53:27PM -0500, david l goodrich wrote:
> On Wed, Apr 04, 2007 at 08:30:43PM -0500, david l goodrich wrote:
> > Performance of the domUs on my Pentium D 3ghz dom0 is pretty
> > poor - for example, ssh'ing from a domU occasionally just pauses
> > and cpu utilization on the domu goes down to 0.  No discernible
> > reason that I can see.
> >=20
>=20
> Even communication between domUs on this computer is affected by
> this.  AFS fileservers on this dom0 are nigh unusable, volume
> moves are failing left and right as the domUs simply stop
> processing.
>=20
> Does anyone have some insight into this?

Well, if no-one else does, I do.

Booting the computer in single-processor mode (disabling SMP and
ioapic and ACPI) solves the problem.

Good enough, I'm sick of dealing with it.

Clearly, NetBSD is not ready for prime-time when it comes to SMP.
  --david



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