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DB2 for z/OS: Monitoring Prefetch Read Activity

Robert's Db2

In this blog entry I'll explain why buffer pool statistics related to prefetch activity are sometimes misinterpreted, and how "tuning" actions intended to bolster synchronous read performance can have unexpectedly negative consequences. He calculated some ratios, and was particularly concerned about a couple of the calculated values.

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Accelerating sustainable modernization with Green IT Analyzer on AWS

IBM Big Data Hub

Carbon footprint in practice Compute, storage and networking are the essential tech resources that consume energy in the process of building applications and services. As custodians of sustainable IT practices, we must consider how we can reduce the consumption of resources through our daily activities.

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How To Drive 10x ROI With Low-Code Tools

Enterprise Software Blog

For example, in one of our latest surveys that we carried out, we found out that: 80% percent of development teams don’t work with the designer and lack design resources. Calculate the total cost of ownership over the lifecycle of low-code apps, including development, maintenance, and operational costs. What’s the time-output ratio?

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Serverless to the Max: Doing Big Things for Small Dollars with Cloudflare Workers and Azure Functions

Troy Hunt

This is a repository of 517M passwords from previous data breaches that organisations can refer to in order to stop people from using passwords which have previous been breached ( the launch blog post talks about why that's important). The point being that massively high cache hit ratios delight customers! on bandwidth.

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DB2 for z/OS: Getting a Handle on a CPU-Constrained Environment

Robert's Db2

Through this blog entry, I want to help you in that endeavor. Perform the simple calculation A / (A + B), and what you get is the percentage of zIIP-eligible work that ran on a general-purpose engine. Take IBM's RMF (Resource Measurement Facility) monitor, for example. All are useful, but for different purposes.

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