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Blog
z/OS Petabyte Capacity Enablement
Dave Heggen - 28 August 2014 We work with many large z/OS customers and have seen only one requiring more than a petabyte (PB) of primary disk storage in a single sysplex. Additional z/OS environments may exist, but we’ve not yet seen them (if you are that site, we’d love…
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Blog
Understanding Pure Storage FlashArray Key Metrics
Brett Allison - 28 August 2014 The Pure Storage FlashArray is a high performing flash system and delivers excellent performance. However, every controller has limitations, so it’s good to understand the key metrics that describe the health of the system. This blog covers the key metrics driving Pure Storage FlashArrays…
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Blog
HDS G-Series – Why Is My Flash Not So Flashy?
Tim Chilton - 28 August 2014 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…
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Blog
Is Your Car or Mainframe Better at Warning You?
Jerry Street - 28 August 2014 Imagine driving your car when, without warning, all of the dashboard lights came on at the same time. Yellow lights, red lights. Some blinking, while others even have audible alarms. You would be unable to identify the problem because you’d have too many warnings,…
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Video
Monitor Db2 Buffer Pool Performance
Troubleshoot Db2 Buffer Pool Performance Issues Effective exploitation of Buffer Pools is essential to achieving optimal Db2 performance, and so there is great value in having the capability to quickly visualize, drill down, and monitor Db2 buffer pool data. This video demonstrates the value of having great visibility and…
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Video
Integrating WLM Performance Index and CICS Transaction Analysis
Response time analysis scenario leveraging CICS Transaction metrics in combination with WLM service class performance index data to identify the cause of missing WLM goal during a specific time interval. View Response Time Analysis Scenario 1 Values Differing by System ID View CICS Web Services Metrics More CICS…
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Key Person
Els Das
Els Das, CEO and one of the two founders of IntelliMagic, started her IT career right after getting her Master’s degree in Mathematics from the University of Amsterdam. She has been focused on running IntelliMagic as a thriving company, with strong attention to detail and a constant drive for improvement.…
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Blog
What RMF Should Be Telling You About Your Storage – But Isn’t
Dr. Gilbert Houtekamer - 28 August 2014 With every new generation of storage systems, more advanced capabilities are provided, that invariably greatly simplify your life – at least according to the announcements. In practice however, these valuable new functions typically also introduce a new level of complexity. This tends to…
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Cheryl Watson's Tuning Letter
Job-level CPU Saving Opportunities in a Software Consumption Environment
Top CPU Saving Opportunities to Focus CPU Reduction Initiatives Instead of being driven only by CPU usage during the monthly peak four-hour interval as with the current R4HA model, under IBM’s Software Consumption solution (previously Enterprise Consumption) within Tailored Fit Pricing (TFP), software is charged based on the total accumulated…
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Blog
Avoiding High Asynchronous Replication Response Times on z/OS Disk
Dennis Moore - 28 August 2014 For large z/OS sites, daily performance monitoring is critical. Every minute of IT unavailability can be extremely costly to the business, so these sites employ the best staff and solutions available to keep their infrastructure always available. Through daily proactive performance reviews, one such…