Networking
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Network performance considerations for IBM Z
Presentation abstract
- Performance comparison of HiperSockets and shared RoCE Express 2 in different scenarios
- Scenarios ranging from latency critical to large transactional and streaming workloads with varying number of parallel connections
- Besides latency and throughput, the processor consumption is part of the comparison
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Network_performance_considerations_for_IBM_Z
Creation date
January 2018
Network tuning
Presentation abstract
- General Linux network performance considerations
- Recommendations for using HiperSocket and OSA connections
- Special settings for SAP systems
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Network tuning
Creation date
March 2009
Last update
December 2016
OSA Express4s
Presentation abstract
- Performance comparison of OSA Express4s and OSA Express3
- Comparison in LPAR and under z/VM
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OSA Express4s
Creation date
March 2014
Network connection types
Presentation abstract
- Performance comparison of different scenarios:
- Linux LPAR to external via OSA
- Linux LPAR to Linux LPAR via HiperSockets
- Linux guest to Linux guest
- Linux guest to external via OSA
- Linux guest to external via VSWITCH
- Linux guest to Linux LPAR via HiperSockets
- Scaling the number of connections
- Typical workloads such as: online transaction, database query, and file transfer
Creation date
September 2009
Last update
June 2010