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Date: Thu, 27 Nov 2003 00:38:57 +0100
From: "Florian C. Smeets" <flo@kasimir.com>
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To: Max Laier <max@love2party.net>
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cc: current@freebsd.org
Subject: Re: zone(9) is broken on SMP?!
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Max Laier wrote:
> If I build attached kmod and kldload/-unload it on a GENERIC kernel w/
> SMP & apic it'll error out:
> "Zone was not empty (xx items).  Lost X pages of memory."
> 
> This is on a p4 HTT, but seems reproducible on "proper" SMP systems as
> well. UP systems don't show it however.
> 
> Can somebody please try and report? Thanks!

Yes this is reproducible on a real SMP system:

bender kernel: Zone UMA test zone was not empty (65 items).  Lost 1 
pages of memory.

Regards,
flo