Should I Turn WLM I/O Priority Management On or Off?
For most shops, several key elements and options of the WLM service policy still remain unchanged from decades ago. This blog addresses whether one option, “I/O Priority Management” should be.
IFCID 199 – “DNA” for Investigating Db2 Buffer Pool Performance
Db2 IFCID 199 data provides buffer pool statistics at the dataset level. Integrating this with SMF 42 dataset I/O performance data provides extensive insights into I/O activity and response time data at the Db2 buffer pool and database levels.
z/OS Memory and Db2 – A Match Made in Heaven
Leveraging z/OS memory so that almost all data referenced by Db2 already resides in a buffer pool significantly improves performance and CPU efficiency.
Is Some Automation Unnecessary Noise or Just Lower Priority Work?
Computers are great at doing what we tell them. They don’t get tired, bored, or complain about the endless work we have them doing. But sometimes automation is running in not so obvious places. Learn some practical guidance for managing those workloads.
Is this z/OS workload change normal? Utilizing z/OS Anomaly Detection
z/OS Anomaly Detection allows analysts to automatically detect workload and application changes, saving them countless hours of manual labor and intensive scrutiny while trying to determine the significance of changes
Impact of z14 and z15 Models on Processor Cache and MLC Expenses
This article examines the changes in processor cache design for the z14 processor model.
Optimizing MLC Software Costs with Processor Configurations
Significant opportunities to reduce CPU consumption and MLC expense may not be realized without understanding the vital role processor cache plays in CPU consumption.
Reduce MLC Software Costs by Optimizing LPAR Configurations
This article focuses on changes to LPAR configurations that can improve cache efficiency, as reflected in lower Relative Nest Intensity (RNI) values.
Improving IT and Business Organization Alignment through Dynamic Collaboration
Silos have the benefit of grouping logical functional areas within the larger organization in order to provide deep and comprehensive support. Learn 4 ways to move your teams from unilateral to collaborative communication.
Lower MLC Software Costs with Processor Cache Optimization
Processor cache utilization plays a significant role in CPU consumption for all Z processors, but that role is more prominent than ever on z13 models.
A Better Mainframe Gearbox for your DevOps Environment
DevOps is here, and it will continue to evolve. Learn how to optimize your DevOps environment and how to integrate your teams into the DevOps oriented environment.
New Year Health Assessment for Your IT Systems
A suitable ongoing ‘health assessment’ for Coupling Facility activity provides a proactive stance and positioning to address the cost and complexity of your major mainframe applications.