Expanding Role of Sub-Capacity Processors in Today's Mainframe Configurations | Cheryl Watson's Tuning Letter
In this reprint from Cheryl Watson’s Tuning Letter, Todd Havekost delves into the role of sub-capacity processors in mainframe upgrades, providing insights on transitioning to a more efficient CPC.
z/OS Connect EE: Strategic On-ramp to the Mainframe
In this reprint from Cheryl Watson’s Tuning Letter, Todd Havekost describes how to use z/OS Connect's SMF records to monitor and manage the performance experienced by exploiters of z/OS Connect’s services
Real World Experiences with z16 Upgrades
In this reprint from Cheryl Watson’s Tuning Letter, Todd Havekost provides detailed information and insights from his analysis of seven upgrades from both z14 and z15 CPCs to z16s.
Benefits of Analysis Across SMF Data Types
No matter which z/OS subsystem you are primarily responsible for, this article will help you blur the boundaries between the SMF ‘silos’ for each product.
Using New XCF Metrics to Optimize XCF Buffer Use
Gain a better understanding of the latest XCF metrics and learn how they can help you align your sysplex.
XCF - A Reliable (But Often Overlooked) Component of Sysplex
Gain insights on things to watch out for when tuning and managing XCF and tips to optimize your sysplex.
Learning from SMF: Db2 Buffer Pools
Dive into the SMF type 100 records to see what insights they offer into Db2 buffer pools. This whitepaper contains valuable information for relative newbies and experienced hands alike.
Db2 Statistics - They're Not Just for Buffer Pools
Discover key insights Db2 statistics data can provide for performance management other than tuning Buffer Pools.
zEDC Metrics Changes on z15 and z16 Processors
Learn how moving the compression function from PCIE-attached zEDC cards to the zEDC Accelerator has resulted in changes (reductions) in the metrics that are available.
How to Achieve Higher Availability and Lower Performance Costs with Asynchronous Db2 Lock Structure Duplexing
In this Cheryl Watson Tuning Letter Reprint, Todd Havekost and Frank Kyne detail the unexpected performance benefits gained after one site implemented Asynchronous duplexing.
Job-level CPU Saving Opportunities in a Software Consumption Environment
Analysts involved in leading CPU reduction efforts will have to focus limited staff resources on the top potential savings opportunities. This article focuses on job-level CPU reduction opportunities.
Potential Infrastructure CPU Reduction Opportunities in a Software Consumption Environment
This article summarizes tuning actions that you can take at the infrastructure level to realize CPU reductions with a Tailored Fit Pricing contract.