| Author |
Message |
 Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
 Forum: Clustering Posted: Mon Oct 06, 2008 9:58 am Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
Hi,
By default topics have NPMSGDLV(ALLAVAIL) which means that a failure to deliver a msg to a given subscriber will not report a problem. Try altering the topic defn to use NPMSGDLV(ALL) so that d ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Mon Oct 06, 2008 7:09 am Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
Did you try setting up the subscription with a topic defined in JNDI using the file context? I believe there is a place there to setup the subscription queue. This should show you how to set up the ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Mon Oct 06, 2008 4:17 am Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
| Im surprised that you are not getting a dynamically created queue per subscriber by default, I'm working on pubsub with mq7 now and I can see that without setting any special options in the topic conn ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Sun Oct 05, 2008 12:26 am Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
Ok,
just for completeness here's what I did.
I am now starting a different connection and a different session for each subscriber.
public void subAction(String arg) throws JMSExcept ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Sat Oct 04, 2008 7:50 am Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
Well a few things... If your messages are not persistent and your subscriptions are not durable use a model queue to get a temporary dynamic queue for your subscriptions.
The subscription queue is ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Fri Oct 03, 2008 11:58 pm Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
Have you tried with each subscriber specifying it's own queue for receiving the publications. (You need to do this in the topic definition for the subscriber).
Is each subscriber using it's own con ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Fri Oct 03, 2008 11:44 pm Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
Have you tried with each subscriber specifying it's own queue for receiving the publications. (You need to do this in the topic definition for the subscriber).
Is each subscriber using it's own con ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Fri Oct 03, 2008 4:29 am Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
What is in /tmp/testpred-webspheremq/WebsphereMQServer/S2/testpred-webspheremq_S2.conf ?
Are you setting up subscriptions to seperate queues or the same, if the latter it could be that only 1 publi ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Fri Oct 03, 2008 2:33 am Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
interesting graphs!
 Thank you Michael, and thanx for answering...
what are the other object settings used?
your drop rate is very high, almost like you told MQ to drop everything that cou ... |
| Topic: MQ V7.0 JMS - broker message selection exception |
tof
Replies: 1
Views: 3604
|
Forum: IBM MQ Java / JMS Posted: Fri Oct 03, 2008 2:20 am Subject: MQ V7.0 JMS - broker message selection exception |
Hi all,
I get an error saying that broker-side message selection is only available if I use BROKER_V2 (which isn't true according to the online documentation for MQ V7)
This is the exception mes ... |
| Topic: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
tof
Replies: 17
Views: 25161
|
Forum: Clustering Posted: Fri Oct 03, 2008 1:23 am Subject: MQ V7.0 Cluster JMS - PUB/SUB - Low Performance |
Hi all,
and thanks in advance for any help you might be able to give.
I've finally setup the scripts to automatically configure a big cluster of MQ V7.0 queue managers for distributed PUB/SUB. T ... |
| Topic: JMS and Cluster Topics - no JNDI |
tof
Replies: 2
Views: 3575
|
Forum: IBM MQ Java / JMS Posted: Mon Sep 29, 2008 12:32 pm Subject: JMS and Cluster Topics - no JNDI |
Thank you fjb_saper,
I found out what I was doing wrong. As usual it was a terribly trivial thing  : I don't have the code here, but I was not setting the "baseName" or something lik ... |
| Topic: MQ V7.0 Clustered Topics JMS |
tof
Replies: 1
Views: 4285
|
Forum: Clustering Posted: Mon Sep 29, 2008 8:34 am Subject: MQ V7.0 Clustered Topics JMS |
Hi all,
I am trying to setup a distributed pub/sub cluster of Websphere MQ v7.0 queue managers and I'd like to use JMS and pub/sub for clients.
I am using the online material at: http://publib.bou ... |
| Topic: JMS and Cluster Topics - no JNDI |
tof
Replies: 2
Views: 3575
|
Forum: IBM MQ Java / JMS Posted: Mon Sep 29, 2008 2:05 am Subject: JMS and Cluster Topics - no JNDI |
Hi all,
I am trying to setup a (big) cluster of WMQ7 queue managers to do distributed publish subscribe. Anyhow I cannot seem to be able to have messages go from a queue manager to the next, all su ... |
