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Webinar
Implementing Asynchronous Duplexing in a Production Db2 Lock Structure – User Experience
Performance Impacts of Asynchronous Duplexing for Db2 Lock Structure Get Notified of Upcoming Webinars In this SHARE User Experience session, Todd Havekost presents on a detailed before-and-after analysis of the performance and operational impacts of implementing asynchronous duplexing for the Db2 lock structure in a high volume production Db2…
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Blog
Platform-Specific Views: Vendor Neutral SAN Monitoring Part 2
Brett Allison - 14 September 2021 This blog was originally published on November 20, 2017. Each distributed system platform has unique nuances. In Part 1 of this blog, I demonstrated how having a single view to manage your multi-vendor SAN infrastructure helped ensure performance and understand the overall health, performance and capacity. What is…
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Blog
Mainframe Cost Savings Part 2: 4HRA, zIIP Overflow, XCF, and Db2 Memory
Todd Havekost - 14 September 2021 Software is the primary component in todayâs world that drives mainframe expenses, and software expense correlates to CPU consumption in almost all license models. In this blog series, I cover several areas where possible CPU reduction (and thus mainframe cost savings) can be achieved.…
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Blog
Why is my Ferrari of a Storage Array Running Like a Yugo?
Tim Chilton - 14 September 2021 Improperly configured hosts can suffer from poor performance even on high performing arrays. Like a sports car engine, modern arrays are finely tuned machines, but if fueled with inefficient input you can rob performance and make your Ferrari perform more like a Yugo. I…
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Blog
Mainframe Cost Savings: Infrastructure Opportunities Part 1: Processor Cache
Todd Havekost - 14 September 2021 Software is the primary component in todayâs world that drives mainframe expenses, leading to a direct correlation between software expansion and CPU consumption. Whether itâs a one-time charge model, total CPU consumption, or monthly peaks in rolling four-hour average models, the primary opportunity to…
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Cheryl Watson's Tuning Letter
Potential Infrastructure CPU Reduction Opportunities in a Software Consumption Environment
Reducing CPU in IBM’s Tailored Fit Pricing’s Software Consumption Depending on your situation, IBM’s Software Consumption solution (previously Enterprise Consumption) within it’s Tailored Fit Pricing (TFP) options can have benefits and/or drawbacks. However, from a performance perspective, TFP opens up an array of options for reducing your MSU consumption. Tuning…
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News
IntelliMagic Consultant Todd Havekost Wins Best Session Award at SHARE Conference
June 29, 2016 Todd Havekost, Senior z/OS Performance and Availability Consultant at IntelliMagic, won the Best Session Award for his session âAchieving Significant Capacity Improvements on the IBM z13: User Experienceâ, presented at the SHARE Conference 2016 held in San Antonio, Texas. Todd was also identified as an outstanding user session…
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Blog
This is alarming
Stuart Plotkin - 14 September 2021 Donât ignore that alarm! Ignore an alarm? Why would someone do that? Answer: because some tools send too many! To avoid getting overloaded with meaningless alarms, it is important to implement best practices. The first best practice is to implement a software solution that is intelligent. It should:…
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Blog
Divining Disharmony within Dell EMC Unity
Brett Allison - 14 September 2021 Dell EMC Unity provides some significant improvements over the previous CLARiiON designs, including integrated block and file support, faster processors, and all flash. However, as with any platform it still has certain practical limitations. In this short blog we will examine how implementation choices…
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Blog
HDS G-Series – Why Is My Flash Not So Flashy?
Tim Chilton - 14 September 2021 All flash and hybrid flash arrays are becoming more the norm than the exception in the datacenter. The cost of the drives goes down while the capacity increases, almost monthly. It is tempting to assume that the blinding speed that SSDs deliver eliminates the need to…