IdP 2.2.1 (with ECP) and long transactions

Chad La Joie lajoie at itumi.biz
Thu Jul 12 19:03:06 EDT 2012


ooppss, sorry, typo'ed.  The tool is jstack (jstat is for something else).

On Thu, Jul 12, 2012 at 7:02 PM, Chad La Joie <lajoie at itumi.biz> wrote:
> There are certainly deployments that pump a lot of requests per time
> period through the IdP and through ECP in particular, so my initial
> feeling is that it's more likely a config error than a bug.  I would
> recommend you use jstat on the JVM to see exactly what it's doing and
> which threads are currently waiting where.
>
> On Thu, Jul 12, 2012 at 5:48 PM, Derek Yuen <derek.yuen at mail.utoronto.ca> wrote:
>> My guess is that there might be a timeout parameter somewhere in the chain (perhaps in Tomcat?) that isn't set right.
>>   (I'm hesitant to make major changes to Tomcat as I don't really have a firm understanding of the application.)
>> Or that there's a delay in response somewhere in the chain which is holding up the Apache-Tomcat connection/process/thread.
>> If this is the case, how might I go about tracing the chain to see where the problem is?
>> Or maybe i'm completely wrong?
>>
>>
>> Has anyone experienced this and/or have any advice to offer?
>> If your environment is similar to ours, would you be willing to share notes on Apache/Tomcat/IdP configuration for scaling up as more services adopt Shibboleth for authentication?
>>
>>
>> I sincerely appreciate your time and help in this matter.
>>
>> I'd be happy to summarize as we make progress.
>
> --
> Chad La Joie
> www.itumi.biz
> trusted identities, delivered



-- 
Chad La Joie
www.itumi.biz
trusted identities, delivered


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