RE: Issue with Multiple topics and multiple subcription
"Tim Anderson" <[email protected]>
| Newsgroups | gmane.comp.java.openjms.user |
|---|---|
| Message-ID | <[email protected]> |
See inline. > From: Sale Rahul > > Dear Tim, > Thanks again. > Can you give some more elobaration about how to take stack > dump on client side. http://openjms.sourceforge.net/faq.html#where-to-get-help Search forward to "thread dump". > > Another observation is like in our implementation, when we > run the OpenJMS Server in DEBUG info on, it show that the > subcribers gets registered to that topic and the associated > session get closed. Not sure why is this happening. The same > code runs just fine for other topics, but for some topic it > just closes the session. > THere is no particular special case for these topics. IIRC, in 0.7.6.x if the server can't ping the client, it will drop the associated session. This could be related to a deadlock in the transport layer. -Tim > --- Tim Anderson <[email protected]> wrote: > > > Another possibility in 0.7.6 and earlier are deadlocks in the > > transport layer, particularly the tcp connector. > > You can verify if this is a problem by looking at the stack > dumps of > > your clients. > > > > > -----Original Message----- > > > From: openjms-user-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org > > > [mailto:openjms-user-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org] > > On Behalf > > > Of Sale Rahul > > > Sent: Tuesday, 1 November 2005 11:11 PM > > > To: [email protected] > > > Subject: RE: [openjms-user] Issue with Multiple > > topics and > > > multiple subcription > > > > > > THanks Tim for anwsering the question. > > > I looked through all the possible causes, but it > > seems they > > > are not applicable for our situation. > > > The reason being, we are pubishing the messages > > after the > > > subcription, all messages have 7 days expiry time > > and > > > subcriber are running on the same machine as that > > of the openJMS. > > > > > > Thanks in advance. > > > > > > > > > Regards > > > Rahul > > > > > > --- Tim Anderson <[email protected]> wrote: > > > > > > > Possible explanations: > > > > 1. your subscribers are being created after the > > > > messages have been published. > > > > Subscribers only receive messages published > > from the > > > > time they were created. > > > > 2. messages are expiring > > > > 3. you're running on multiple hosts, and the > > client > > > > hosts have an advanced system clock with > > respect to the > > > > server host. > > > > This affects [2] above, and possibly [1] if > > you are > > > > running 0.7.6.x. > > > > > > > > -Tim > > > > > > > > > > > > > -----Original Message----- > > > > > From: openjms-user-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org > > > > > > > > > [mailto:openjms-user-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org] > > > > On Behalf > > > > > Of Sale Rahul > > > > > Sent: Tuesday, 1 November 2005 4:09 AM > > > > > To: [email protected] > > > > > Subject: [openjms-user] Issue with Multiple > > topics > > > > and > > > > > multiple subcription > > > > > > > > > > Hello All, > > > > > We are trying to subcribe to multiple JMS > > Topic. > > > > > But we have observed that, due to some reason, > > > > couple of our > > > > > Subcribers doesnot get any messages from their > > > > respective Topics ? > > > > > We are wondering why ? > > > > > > > > > > Plesae let me know possible reasons ? > > > > > > > > > > > > > > > > > > > > Thanks in advance > > > > > > > > > > > > > > > With Warm Regards > > > > > Rahul Saley > > > > > > > > > > > > > > > > > > > > > > > > > __________________________________ > > > > > Yahoo! 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