FreeBSD PV i386 panics

Colin Percival cperciva at freebsd.org
Tue Jul 26 18:58:58 UTC 2011


On 07/26/11 11:35, Sean Bruno wrote:
> I assume then, that the i386 PV instance cannot do more than 1 CPU at
> this time?

Correct.  SMP support was clearly started but never completed.

> I note that if I scale the i386 PV Xen kernel past 855MB, I get an insta
> panic at boot.  I assume that there's a hard limit on the amount of RAMS
> we can use here?

There's a problem somewhere in FreeBSD's PV machine init code, but I haven't had
an opportunity to track it down yet.  I hope to look at this some time soon (if
I can access the xen box in the cluster?) but I've been swamped lately.

-- 
Colin Percival
Security Officer, FreeBSD | freebsd.org | The power to serve
Founder / author, Tarsnap | tarsnap.com | Online backups for the truly paranoid


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