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Subject: Re: VIMAGE: Freed UMA keg was not empty
From: Adrian Chadd <adrian@freebsd.org>
To: Craig Rodrigues <rodrigc@freebsd.org>
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Modify that function to print out keg->uk_name as well.



-a


On 27 November 2013 12:45, Craig Rodrigues <rodrigc@freebsd.org> wrote:
>
>
>
> On Wed, Nov 27, 2013 at 2:05 AM, Adrian Chadd <adrian@freebsd.org> wrote:
>>
>> Well, the first step is figuring out which UMA zones are actually
>> problematic. Isn't it logging which zones aren't empty?
>
>
>
> The error messages on the console look like this:
>
> Freed UMA keg was not empty (203 items).  Lost 1 pages of memory.
> Freed UMA keg was not empty (36 items).  Lost 2 pages of memory.
>
>
>
> That doesn't really tell which UMA zone isn't empty.
>
> Is there some technqiue to figure this out?  I tried "vmstat -z" and
>
> "vmstat -m", but while those gave clues, it didn't point to which UMA zone
> was leaking.
>
>
> Is there some other technique or tool that I can use?
>
> --
>
> Craig