Re: Regeristering with Reggie and "Read timed out"

Hi Brian,

I'd like to see the thread-dump and......

I'm also wondering if you have a copy of the original exception
including the stacktrace?  If so, could you post that up too?

Cheers,

Dan.

Zimmer, Brian wrote:
> Hi all,
>
> We had an incident in production this past weekend we had not seen
> before and I was wondering if anyone else has experienced this or might
> offer some insight.
>
> Following our traditional procedure for rolling out new patches, we
> brought down some services, patched the code and then started them up
> again at which time they attempted to register with the LUSs.  Normally
> this process is pretty automatic and the services are immediately
> available to the clients.
>
> However this time during registration the logs were filled with "Read
> timed out" exceptions and the services were unable to register.  The
> rest of the service layer continued to function as normal but we could
> not get these new services to register.  In a drastic measure we bounced
> all of our LUSs (4) and then started the services experiencing the "Read
> timed out" issues.  Within minutes the whole services layer was back up
> and running having only bounced the LUSs and the initial set of services
> we were patching.
>
> I read through some of the Jini docs and it looks like Reggie waits some
> amount of time for a client to handshake during registration before
> giving up on it (admittedly I'm not completely clear on this).  Why
> would bouncing the LUSs fix this issue if it was a client problem?
>
> We have a thread dump of one of the LUSs during this issue if it's of
> use to anyone.  We never recalled having seen this issue before.
> Fortunately this happened during a slow period of traffic so bouncing
> the LUSs didn't have much impact but should this be our SOP?  Is this
> something anyone else has experienced?
>
> thanks, brian
>
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