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 Parallel Sysplex
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z/OS R7
- Server Time Protocol (STP) Support for extended distance Parallel Sysplexes
- System Logger improvements for system management and availability
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- 16,384 DASDONLY log streams
- Force log stream connection from the logger
- Force deletion of log stream definition from LOGR CDS
- Delete log stream with outstanding failed-persistent connections.
- z/OS Load Balancing Advisor for improved network performance
- Constraint relief for sysplex-scope XES locking, for GRS STAR, IRLM, and others
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- Support for approx. 24 Million locks / connector, up from 3 Million
- XRC+ to improve throughput
- z/OS Load Balancing Advisor for improved network performance
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- Support for approx. 24 Million locks / connector, up from 3 Million
- Server Time Protocol (STP) Support for extended distance Parallel Sysplexes
z/OS R8
- Master console removed as single point of failure
- CFRM performance enhancements
- System Logger improvements for availability and system management
- Shared CKDS ICSF / Crypto for system management
z/OS R9
- Message Flood Automation
- CFRM performance enhancements
- Reallocate Command improvements
- Improved shared z/FS file performance
- Improved Byte Range Lock Manager (BRLM) availability
- CF Maintenance mode
- SMF to System Logger
- CF Duplexing Protocol Enhancements for CFLEVEL 15, with deferred availability on R9
- Granular CF CPU Utilization Reporting by structure item for CFLEVEL 15
- SMF LPAR health awareness
- Couple dataset channel program serialization relaxation for improved parallel access
- Health Checks
- SFM enhancement to automate the termination/removal of stalled XCF members who are causing signalling sympathy sickness
z/OS R10 Preview
- 99 consoles per LPAR, up from 99 consoles per Sysplex
- CF lock request performance
- Additional health checks
Hardware
- CF15
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- RMF reporting
- 255 internal tasks
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 Time Synchronization for the Next Generation |
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