Re: xen 3.1 problem (Re: xen 3.1.0 is there)

On Wed, Jun 27, 2007 at 06:52:32PM +0900, Kazushi Marukawa
wrote:
>    On Jun 27, 12:53, Manuel Bouyer wrote:
>    > in an ioctl call, which has been there since
day 0 of dom0 support
>    > but didn't cause problems before (I suspect
because before 3.1.0 this
>    > interface was always used with a one-element
list only. the bug shows up
>    > when there's more than one page in the list).
> 
> Ok.  Then, I really don't understand why 0624 on
Xen3.1.0
> was fast and 0627 on Xen3.1.0 is slow.  Like I showed
above,
> both used 3.1.0.

I'm not sure why 3.1.0 would change anything. Maybe it's
just a small timing
change in interrupts. 

> 
> On the other hand, is it possible to run any benchmark
> program on your PC at least using both Dom0 and DomU
with
> Xen 3.1.0?  I have an interest to see how much slow or
the
> same on other PC.

I don't have a full Xen install running current, yet. All my
systems are
running 4.0.
I'll try to have a -current install on a second disk.

-- 
Manuel Bouyer <bouyerantioche.eu.org>
     NetBSD: 26 ans d'experience feront toujours la
difference
--

On Wed, Jun 27, 2007 at 06:52:32PM +0900, Kazushi Marukawa
wrote:
>    > > 2nd problem: DomU ask me what is the boot
device.  I
>    > >   answered xbd0 is root, dump is xbd0b,
file system is lfs,
>    > >   and init path is /sbin/init.  It works
fine after that,
>    > >   but I need to let NetBSD DomU knows them
each time.
>    > 
>    > I think I know what's the problem. Please try
the attached patch
> 
> It fixed the problem.  Thanks.

Hum, don't you have a root= directive in your xen config
file ?
I couldn't reproduce the issue, unless there's root=
somewhere ...

-- 
Manuel Bouyer, LIP6, Universite Paris VI.          
Manuel.Bouyerlip6.fr
     NetBSD: 26 ans d'experience feront toujours la
difference
--