Production - Service not available message (intermittent)

[Rod Widdowson]

What does tomcat say? This feels more like a container issue than an IdP
issue...

> -----Original Message-----
> From: users-bounces at shibboleth.net [mailto:users-
> bounces at shibboleth.net] On Behalf Of lalithj
> Sent: 02 May 2013 08:15
> To: users at shibboleth.net
> Subject: Production - Service not available message (intermittent)
> 
> Hi,
> 
> We started getting some help desk calls on our IdP (Shibboleth) service
> while accessing some SPs (by research staff).
> 
> The users are complaning that they are getting intermittent
> 503 error experienced on
> https://outshibIdP.com/idp/profile/SAML2/Redirect/SSO
> 
> (Service Temporarily Unavailable" "The server is temporarily unable to
> service your request due to maintenance downtime or capacity problems)
> 
> I checked idp-process.log but could not find any error at that time
> 
> However it looks like some sort of timeout issue as I can see below in
> apache error log sharp at times the users are complained about (we got ajp
> configured between apache and tomcat)
> 
> [Thu May 02 15:27:12 2013] [error] (70007)The timeout specified has
expired:
> ajp_ilink_receive() can't receive header
> 
> 
> It looks intermittent, it does not fail all the time,
> 
> What could be the reason and any hints to troubleshoot further, I can
> increase the timeout abut would like to know why it timesout
> 
> 
> Thanks
> 
> 
> 
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> 
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