users@grizzly.java.net

Re: Grizzly stops responding ...

From: Alan Williamson <alan_at_blog-city.com>
Date: Tue, 02 Sep 2008 12:03:13 +0100

Jeanfrancois, here is the output of the SNAPSHOT jar file you gave me,
including the netstat -an output.

   http://clients.aw20.net/whiteboard/?b=36267

JStack thread dump:

   http://clients.aw20.net/whiteboard/?b=72819


It dies very quickly, within minutes. Its not getting a huge amount of
traffic YET, it is merely processing 1x1.gif of 49bytes each! So lots
of small requests.



Alan Williamson wrote:
> This morning we moved one of the Grizzly servers out from behind nginx
> into its own world, and it died on its ass very quickly.
>
> A quick look around and we see we've run up against this:
>
> http://forums.java.net/jive/thread.jspa?messageID=273693
>
> Which i see is still left unresolved. This was reported in the
> Glassfish forums but applies to us as well.
>
>
> So it would appear that nginx is managing the network connections
> infinitely better than Grizzly is on its own, because as soon as we put
> it back behind nginx, all is well again.
>
> I don't want to have to put nginx in this path