| Author |
Message |
 Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
 Forum: General IBM MQ Support Posted: Tue Oct 25, 2011 7:28 am Subject: Debugging SVRCONN |
| I've just realised that my post has been rather misleading. I thought I knew that the channel between the remote MQ server and our own was called a server-connection channel, I've just realised that m ... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Tue Oct 25, 2011 5:34 am Subject: Debugging SVRCONN |
I've looked in the mqipt logs and when the channel goes down the error is:
Tue Oct 25 14:08:57 BST 2011 conn close x.x.x.x(3595) y.y.y.y(1414) ... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Tue Oct 25, 2011 4:26 am Subject: Debugging SVRCONN |
It's either a resource issue on your local machine, or it's a local level firewall or a network configuration that is closing these connections behind MQ's back.
I will check again that the firewa ... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Tue Oct 25, 2011 4:01 am Subject: Debugging SVRCONN |
I've just found another combination of errors in the logs indicating that the connection to localhost timed out:
25/10/11 12:51:58 - Process(15483.896) User(mqm) Program ... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Tue Oct 25, 2011 3:54 am Subject: Debugging SVRCONN |
| There's certainly not a sniffer running on the local machine. Is it possible for someone else to be running one? How can I check for this? I have thought about running wireshark but I'm not sure what ... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Mon Oct 24, 2011 10:15 am Subject: Debugging SVRCONN |
Ok, found them. There are errors relating to the channel stopping:
24/10/11 19:00:38 - Process(15483.870) User(mqm) Program(amqrmppa)
AMQ9209: Connection to h ... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Mon Oct 24, 2011 9:56 am Subject: Debugging SVRCONN |
| Sorry that misleadin.. I have looked in /var/mqm/errors and /var/mqm/qmgrs/<qmname>/errors but there is nothing in there relating to the channel dropping. I've also come across various other fil ... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Mon Oct 24, 2011 9:45 am Subject: Debugging SVRCONN |
| Do you know where the MQ logs might be? I've looked high and low to try to find some but to no avail - To identify the failure was the server connection channel I had to turn on the system events queu ... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Mon Oct 24, 2011 9:37 am Subject: Debugging SVRCONN |
| It might be worth mentioning that the message stream should be continuous - approximately 60 messages per second 24/7 |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Mon Oct 24, 2011 9:32 am Subject: Debugging SVRCONN |
The company generating the messages have set an expiry on the messages of 60 seconds. The message then comes over a server connection channel, though MQ IPT and onto a queue hosted on our MQ server.
... |
| Topic: Debugging SVRCONN |
jshailes
Replies: 17
Views: 10193
|
Forum: General IBM MQ Support Posted: Mon Oct 24, 2011 9:04 am Subject: Debugging SVRCONN |
| I have created a server-connection channel to receive some data from our clients and am having some difficulty sustaining a connection - I've enabled events on the channel and every 8-30 minutes the c ... |
| Topic: Renewing listener thread but no exceptions |
jshailes
Replies: 5
Views: 4376
|
Forum: IBM MQ Java / JMS Posted: Thu Jul 21, 2011 8:28 am Subject: Renewing listener thread but no exceptions |
| OK thanks for teh advice. I'm currently running 7.0.0.0 I believe. I've thought it could be a bug in MQ but this is so fundamental I doubted it could be that. Also if I make a bog standard application ... |
| Topic: Renewing listener thread but no exceptions |
jshailes
Replies: 5
Views: 4376
|
Forum: IBM MQ Java / JMS Posted: Thu Jul 21, 2011 4:42 am Subject: Renewing listener thread but no exceptions |
| I have a single listener for 3 topics and when I profile the app with jprofiler I see 3 threads all labelled 'DispatchThread: 1'. After a variable period of time (approx 2-12 hours) one or more of the ... |
| Topic: Should I use 1 server conn channel per application? |
jshailes
Replies: 26
Views: 16073
|
Forum: General IBM MQ Support Posted: Thu Jun 30, 2011 8:20 am Subject: Should I use 1 server conn channel per application? |
| To be honest I've never had enough time to spend with MQ to get used to the command line, and have therefore always used MQ Explorer. I don't seem to be able to find any information relating directly ... |
| Topic: Should I use 1 server conn channel per application? |
jshailes
Replies: 26
Views: 16073
|
Forum: General IBM MQ Support Posted: Tue Jun 28, 2011 8:35 am Subject: Should I use 1 server conn channel per application? |
I really would've struggled to get as far as I have today without everyones help, so thanks very much for your inputs. In response to shashivarungupta's last post:
Qmgr logs full can cause your qmg ... |
