dev@grizzly.java.net

Re: (JDK Issue?)ControllerStateTest -> IOException: Too many open file

From: Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM>
Date: Fri, 08 May 2009 17:00:35 -0400

Salut,

Richard Corsale wrote:
> This is very interesting. Are you running vmware or vbox?

No, Ubuntu 9.10...I've updated from 8.04 and realized the default has
changed...that's sucks :-)

A+

--Jeanfrancois

>
> Sent from my iPhone
>
> On May 8, 2009, at 2:28 PM, Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM> wrote:
>
> Salut,
>
> looks like this is a conf issue. Doing:
>
> echo 1024 > /proc/sys/fs/epoll/max_user_instances
>
> The problem went away..euh :-)
>
> -- Jeanfrancois
>
> Jeanfrancois Arcand wrote:
> Salut,
> I'm currently observing:
> https://grizzly.dev.java.net/issues/show_bug.cgi?id=585
> when I run grizzly/modules/grizzly% mvn -Dtest=ControllerStateTest
> I don't get any exception if I run a Ubuntu/single core, but as soon as I use a Ubuntu + dual core, I see the exception. I can workaround the exception by commenting out the Controller.autoCongigureCore() and suddently no exception. Can someone using a multi-core machine run the test and let me know? I do see the exception only on Ubuntu 9.10 (os X works fine). If you don't know how many core you have, just do:
> Linux
> ------
> cat /proc/cpuinfo | grep processor | wc -l
> OS X
> ----
> sysctl -n hw.ncpu
> Thanks
> -- Jeanfrabncois
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