Re: [Qemu-devel] Windows slow boot: contractor wanted

[Richard Davies]

Avi Kivity wrote:
> Richard Davies wrote:
> > I can trigger the slow boots without KSM and they have the same profile,
> > with _raw_spin_lock_irqsave and isolate_freepages_block at the top.
> >
> > I reduced to 3x 20GB 8-core VMs on a 128GB host (rather than 3x 40GB 8-core
> > VMs), and haven't managed to get a really slow boot yet (>5 minutes). I'll
> > post agan when I get one.
>
> I think you can go higher than that.  But 120GB on a 128GB host is
> pushing it.

I've now triggered a very slow boot at 3x 36GB 8-core VMs on a 128GB host
(i.e. 108GB on a 128GB host).

It has the same profile with _raw_spin_lock_irqsave and
isolate_freepages_block at the top.

Richard.