I should also mention that in the last scenario, I was able to send
1000 messages of 1 MB in size, driving the data/localhost/tmp_storage/
directory to 1000 MB -- well in excess of the configured 100 MB
tempUsage limit. (This was with non-persistent text messages to a
queue.)
Thanks,
Aaron
On Fri, May 16, 2008 at 8:57 AM, Aaron Mulder
<[EMAIL PROTECTED]> wrote:
> So here's what I've observed attempting to send 1 MB messages to a queue:
>
> With the default settings (5 MB limit per queue, 20 MB memoryUsage
> limit), it slows the producer after 4 messages.
> If I bump the memoryUsage to 200MB, no change (seems limited by the
> queue limit).
> If I then set the queue limit up to 50MB (memoryUsage 200MB), it slows
> the producer after 49 messages.
> If I then set the memoryUsage to 20MB again, *the producer is never
> slowed*!!! Instead it writes messages to Kaha temp files (which are
> incidentally labeled topic even though it's a queue)
>
> I find this a little unexpected. If the broker has the ability to
> write to temp files instead of slowing down the producer, why does it
> only do that if the queue memory limit is higher than the broker
> memoryUsage limit? Shouldn't it do that always?
>
> Thanks,
> Aaron
>
