1、IBM TechXchange2025 conference 1556 Enhancing Mainframe Network Performance Monitoring with IBM Z OMEGAMON AI for NetworksIBM TechXchange|2025 IBM Corporation1#IBMTechXchangeSteven Payne-Senior Solutions AdvisorShane Li-Senior Solutions Advisorz Center of ExcellenceRocket SoftwareWhy on z/OS?In spit
2、e of perception that z/OS networking doesnt break,SLAs are at risk:Application changesHybrid networksBYODDevice failuresNetwork congestionWhy the network?A well-managed network will allow you to get on with running your company.Prevent problemsWork efficientlyMaintain securityWHY MANAGE THE NETWORK
3、ON Z/OS?Network systems programmer:“A critical application is broken.We all get on a bridge call.Everyone says My stuff is okay.It must be the network.I need to be able to say it is not the network or at least not my part of the network.”IBM TechXchange|2025 IBM Corporation#IBMTechXchange2PROBLEM IS
4、OLATIONApplicationHardware or networkz/OS Comm z/OS Comm ServerServerApplication:Applications TCP Listeners TCP Connections UDP Endpointsz/OS Comm Server:TCP/IP IP layer TCP layer UDP layer Interfaces Address space VTAM Buffer pools EE HPR CSM Address space OSA ports OSA channel HyperSockets Interfa
5、ces Data center network Intranet InternetHardware or network:IBM TechXchange|2025 IBM Corporation#IBMTechXchange 3Z/OS COMMUNICATIONS SERVER MONITORING OVERVIEWTracesz/OSCommunications ServerResource Awareness Metrics&Error CountsOSA-ExpressBuffersApplicationsTCP ConnectionszERTTN3270EE/HPRNMI APIOM
6、EGAMON Network Monitor SMFTivoli Enterprise PortalEnhanced 3270 user interfaceSituationsRetries,TimeoutsRejections,Utilization.Grafana plug-in FTPIBM TechXchange|2025 IBM Corporation#IBMTechXchange 4Required Components for initial releaseTivoli Management Services 6.3.4OMEGAMON Data RequesterDownloa