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Author Message
Topic:MQ appliances and Networktime question
ucbus1

Replies: 0
Views: 1218

PostForum:General IBM MQ Support Posted: Tue Oct 23, 2018 11:13 am Subject: MQ appliances and Networktime question
We have two MQ appliances ( Apl1 and Apl2) each has queue managers say qm1 and qm2 respectively. The queue managers qm1 and qm2 are load balanced via cluster with a queue manager q3. We find the mess ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Tue Oct 09, 2018 12:01 pm Subject: Wait time question and delay in getting messages
Thanks you Bruce and vitor
https://www.ibm.com/developerworks/websphere/library/techarticles/0605_mcnamara/0605_mcnamara.html
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Tue Oct 09, 2018 11:23 am Subject: Wait time question and delay in getting messages
Thanks. The application is not setting the persistence. If I am correct

You're not entirely correct. The application must set a persistence option, but that option can be "whatever's defined o ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Tue Oct 09, 2018 11:04 am Subject: Wait time question and delay in getting messages

I find the messages are put with persistence on.
...
The PUT application is putting the message correctly


If you're implying by "the application put the message correctly", it put t ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Tue Oct 09, 2018 10:19 am Subject: Wait time question and delay in getting messages
One quick question on Message persistence.
I find the messages are put with persistence on. If I understand correctly persistence increases the processing time. Now can this be possible? The PUT appl ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Fri Sep 28, 2018 1:07 pm Subject: Wait time question and delay in getting messages
Your network support team will have hardware/software network monitors to measure network utilization.
Thanks. I am checking with them, but wanted to understand if this could be one of the reasons of ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Fri Sep 28, 2018 12:53 pm Subject: Wait time question and delay in getting messages
While we are still waiting on approval to set up a prod like test environment, I would like to add some additional information.
1. The issue is happening more in the afternoon when the transaction lo ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Thu Aug 09, 2018 6:13 pm Subject: Wait time question and delay in getting messages
Will test and post my findingings
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Thu Aug 09, 2018 11:06 am Subject: Wait time question and delay in getting messages

What timeout? Where do you see evidence of a timeout?

If it's a TCP timeout, this event will have been written to the errors file on the midrange platform, and/or on the CHIN address space sys ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Wed Aug 08, 2018 9:10 pm Subject: Wait time question and delay in getting messages

Are you 1000% sure DataPower is setting the Correlation ID to the value the mainframe app expects for the reply message?
How do you know?
Yes. Because 90% of the messages get processed and picked ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Wed Aug 08, 2018 1:28 pm Subject: Wait time question and delay in getting messages
I think I am getting confused with BATCHINT and BATCHSZ parameters.

I have been reviewing the threads on this forum:

Highest speed - batchint 0 batchsz 1 - but every message is committed.
Hig ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Wed Aug 08, 2018 12:46 pm Subject: Wait time question and delay in getting messages
The batch interval on the channel is set to ZERO and the batch size is set to "50"
Good so far.
I am thinking of suggesting to change to a lower value if it is going to help.
It won't. ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Wed Aug 08, 2018 8:50 am Subject: Wait time question and delay in getting messages
Here are the details:

CHLTYPE(CLUSRCVR) QSGDISP(QMGR) CLUSTER(xxx-xxx-xxx) CLUSNL() TRPTYPE(TCP) CONNAME(XXXX(4005))
DESCR() MODE ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Wed Aug 08, 2018 5:16 am Subject: Wait time question and delay in getting messages
The batch interval on the channel is set to ZERO and the batch size is set to "50", I am thinking of suggesting to change to a lower value if it is going to help. How this needs to be tested ...
Topic:Wait time question and delay in getting messages
ucbus1

Replies: 66
Views: 18689

PostForum:General IBM MQ Support Posted: Mon Aug 06, 2018 2:56 pm Subject: Wait time question and delay in getting messages
What platform is this trace being run on? Z/OS
If z/OS, there's little/no worry about impacting performance.

OP should contact z/OS systems programmer to enable GTF trace.



Thank you
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