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Author Message
Topic:Migrating queue managers on zOS - coexistence
GheorgheDragos

Replies: 8
Views: 2709

PostForum:Mainframe, CICS, TXSeries Posted: Mon Feb 13, 2023 11:58 am Subject: Migrating queue managers on zOS - coexistence
Dear colleagues,

I’ve read the documentation and things have become cleared, and coming back to me. I am in the process of building a few JCL libraries : one for the 7.1->8.0 upgrade, one for ...
Topic:Migrating queue managers on zOS - coexistence
GheorgheDragos

Replies: 8
Views: 2709

PostForum:Mainframe, CICS, TXSeries Posted: Thu Jan 19, 2023 7:59 am Subject: Migrating queue managers on zOS - coexistence
Dear sir,

Your input is highly important to me. I am of firm belief that this particular job you learn from peers, their experience and skills, and not on the benches of the university.
I will s ...
Topic:Migrating queue managers on zOS - coexistence
GheorgheDragos

Replies: 8
Views: 2709

PostForum:Mainframe, CICS, TXSeries Posted: Thu Jan 19, 2023 6:04 am Subject: Migrating queue managers on zOS - coexistence
Dear Mr. Bruce,

Totally understood, so that means I would have to apf and link list at every other migration unless I can do those steps against a mask name (not really sure if it can be done).
T ...
Topic:Migrating queue managers on zOS - coexistence
GheorgheDragos

Replies: 8
Views: 2709

PostForum:Mainframe, CICS, TXSeries Posted: Thu Jan 19, 2023 1:52 am Subject: Migrating queue managers on zOS - coexistence
Dear community,
A while back I was a constant visitor to this forum, due to the nature of my employment, which had slightly changed : ibm MQ systems programmer->mainframe security and now again i ...
Topic:MQ zOS Opportunity Katowice PL
GheorgheDragos

Replies: 0
Views: 12045

PostForum:Job Postings Posted: Wed Jun 09, 2021 4:54 am Subject: MQ zOS Opportunity Katowice PL
Please see

https://careers.ibm.com/job/12613941/cics-mq-mainframe-sys-programmer-administrator-remote/?codes=IBM_CareerWebSite
Topic:QSG CHIN high CPU / workload skew - why ?
GheorgheDragos

Replies: 13
Views: 8763

PostForum:General IBM MQ Support Posted: Tue Oct 27, 2020 3:30 am Subject: QSG CHIN high CPU / workload skew - why ?
Hello good afternoon.
The problem has been found - uneven weight LPAR allocation forcing more connections prefer one LPAR over the other.

Dragos
Topic:QSG CHIN high CPU / workload skew - why ?
GheorgheDragos

Replies: 13
Views: 8763

PostForum:General IBM MQ Support Posted: Tue Sep 29, 2020 4:11 am Subject: QSG CHIN high CPU / workload skew - why ?
Dear MQ community,

The last few days have been hectic. Quick update though, with your suggestions, IBM support team and Gwydion, we found out that load balancing is seriously skewed towards CPUB, a ...
Topic:QSG CHIN high CPU / workload skew - why ?
GheorgheDragos

Replies: 13
Views: 8763

PostForum:General IBM MQ Support Posted: Fri Sep 25, 2020 7:45 am Subject: QSG CHIN high CPU / workload skew - why ?
Hello Bruce,

All incoming connections are towards the shared port, then the connection will reach one of the two clones, one on lpar A or B. How this is chosen, in depth, I don't have much clue as ...
Topic:QSG CHIN high CPU / workload skew - why ?
GheorgheDragos

Replies: 13
Views: 8763

PostForum:General IBM MQ Support Posted: Thu Sep 24, 2020 10:52 pm Subject: QSG CHIN high CPU / workload skew - why ?
Moreover, in MSGM we have more or less equal numbers


MVS QM Date Time Puts Put1s Gets Open Close Inquire Set Close all H Sub SubR Reg CB Control Stat Publish PersPuts NPersPuts PersBytsPut NPer ...
Topic:QSG CHIN high CPU / workload skew - why ?
GheorgheDragos

Replies: 13
Views: 8763

PostForum:General IBM MQ Support Posted: Thu Sep 24, 2020 10:13 pm Subject: QSG CHIN high CPU / workload skew - why ?
I'm sorry I don't understand, a CLNTCONN uses a CCDT file to connect to a shared channel on the mainframe. How the workload is split between A and B I don't know yet. TCPIP task on z/OS I guess I don' ...
Topic:QSG CHIN high CPU / workload skew - why ?
GheorgheDragos

Replies: 13
Views: 8763

PostForum:General IBM MQ Support Posted: Thu Sep 24, 2020 10:01 pm Subject: QSG CHIN high CPU / workload skew - why ?
Hello,

The problem is that only the gateway queue managers show very high cpu, on one LPAR while the other has almost nothing. Both of the GW QMGRS are listening on the same port.
There is an equ ...
Topic:QSG CHIN high CPU / workload skew - why ?
GheorgheDragos

Replies: 13
Views: 8763

PostForum:General IBM MQ Support Posted: Thu Sep 24, 2020 1:09 pm Subject: QSG CHIN high CPU / workload skew - why ?
Dear MQ community,

For a few good days, up to even a week or more, we at MQ team get complaints that two of our channel initiators ( from different QSG's but on same LPAR ) are running with high cp ...
Topic:Moving from full term employment to contract work
GheorgheDragos

Replies: 10
Views: 9462

PostForum:General Discussion Posted: Thu Aug 20, 2020 11:31 pm Subject: Moving from full term employment to contract work
Good morning,

I have read the replies and I am grateful for sharing your thoughts.


The main motivations are financial 1 ( because I work for money ) and 2 because I am stagnating. Unused kno ...
Topic:Moving from full term employment to contract work
GheorgheDragos

Replies: 10
Views: 9462

PostForum:General Discussion Posted: Thu Aug 20, 2020 12:10 am Subject: Moving from full term employment to contract work
Dear MQ colleagues,

For a while now I have been stagnating, both technically and professionally. Having been around with my current employer for more than 5 years, I ended up in some auto satisfac ...
Topic:Mass queue reallocation z/OS
GheorgheDragos

Replies: 11
Views: 13335

PostForum:Mainframe, CICS, TXSeries Posted: Thu Jun 04, 2020 7:54 am Subject: Mass queue reallocation z/OS
Hello Bruce, and thank you for the mature response. Please, allow me to elaborate( I do understand that from time to time my chain of thought is not as clear and concise as it should be ).

The eff ...
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