Mainframe 2018 June Release Notes

Monthly PTF's have been made available for Dynatrace AppMon 7.1 2018 June mainframe components thru the cumulative monthly maintenance. Recommended for all users!

To download the cumulative PTF’s, JCL exists in the sample library created during the initial install (hilevel.LZDT71.SZDTSAMP). FTPMAINT and RFNMAINT facilitate downloads from a Dynatrace FTP server with RFNMAINT taking advantage of Receive from Network technology. Additional information can also be found at Download and SMP/E install of the z/OS Agent Components. If using RFNMAINT, please update your JCL with the hash contained in the RFNINSTL job in the aforementioned link.

Resolved and known issues

Date PTF What's Impacted Description
2018 March DTQ001A zDC JLT-211733 ZDC ECSA storage leak, restarts allocation another AgtAst
  • Impact: Low, only occurs when ZDC is started.
  • Cause: An internal workarea should have been re-used. A new one was allocated.
  • Solution: Added code to handle condition.
2018 April DTQ002A IMS Agent ONE-13460 DISABLED IMS AGENTS ARE NOT REMOVED FROM THE AGENT OVERVIEW
  • Impact: Low, Makes things hard to find which agent is disabled.
  • Cause: Multiple DPL requests being processed by a persistent mirror task.
  • Solution: Updated code to remove Agent like as documented.
2018 April DTQ003A IMS Agent ONE-13463 IMS AGENT REPORTING GARBAGE FOR THE TERMINAL NAME
  • Impact: Low, Makes things hard to read.
  • Cause: IMS agent was not obtaining the correct terminal name for non-OTMA APPC messages.
  • Solution: Updated code to check for non-OTMA APPC.
2018 April DTQ004A IMS Agent JLT-214179 MPR ABEND U4036 DUE TO S0C1 ON DB2 CALL AFTER MPR RESTART
  • Impact: Med, Can cause a recycle of the CNTL region if not applied correctly.
  • Cause: IMS agent was not obtaining the correct terminal name for non-OTMA APPC messages.
  • Solution: Updated code and Hold Doc to be implemented
2018 April DTQ005A ZDC JLT-215832 MESSAGE ZDCI025E AFTER S0C4-38 IN ZDCPCRT4 TXB FLUSH
  • Impact: Med, Can cause abend and messages.
  • Cause: Race condition resulted in 2 processes using the same Transaction Buffer.
  • Solution: Updated code to avoid this situation.
2018 April DTQ006A ZDC JLT-14337 IMS AGENT CAPTURES INVALID TERMINAL NAME
  • Impact: Low, Can be confusing to read.
  • Cause: Invalid Terminal name for Trigger Monitor started Transactions that issue a program switch.
  • Solution: Updated code to make name blanks.