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Date:      Thu, 27 Nov 2003 00:38:57 +0100
From:      "Florian C. Smeets" <flo@kasimir.com>
To:        Max Laier <max@love2party.net>
Cc:        current@freebsd.org
Subject:   Re: zone(9) is broken on SMP?!
Message-ID:  <3FC53991.1020409@kasimir.com>
In-Reply-To: <112547218.20031126233806@love2party.net>
References:  <112547218.20031126233806@love2party.net>

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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



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