The star—and start—of the show is the APAR, from which many other terms follow. An APAR (that is, IBM agreeing a problem exists and assigning a tracking number for it) can result from elaborate customer debugging, a simple “It’s broken” report, or customer/IBM collaboration to research, recreate and document problem details.
June 12, 2013
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By Gabe Goldberg
Formerly, adding more real memory increased the cost of UIC Update, but now it decreases as more memory is added—another real Jiu Jitsu solution, turning the enemy’s strength to your own advantage.
February 20, 2013
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By Bob Rogers
The innovative dispatching approach called reduced preemption was extremely effective when it was introduced, and today’s systems of 10 or more processors couldn’t even run without it.
January 09, 2013
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By Bob Rogers
In the world of IMS, SPOC stands for Single Point of Control, and it’s a function of the IMS Common Service Layer that simplifies IMSplex management.
December 11, 2012
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By Angelique Greenhaw
As overall and component reliability has improved, you may occasionally face issues in areas in which you’ve not previously needed to diagnose or report problems. A positive mindset and a few simple practices will usually resolve what’s wrong.
October 10, 2012
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By Gabe Goldberg
Because operating without reliable backup risks corporate health and can be a profoundly career-limiting move, the most fundamental resolution for mainframe professionals is ”backup, backup, backup.” But beyond that, some may ask where to start and what to do?
February 14, 2012
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By Gabe Goldberg
In October, IBM announced additional zHPF enhancements intended to make it applicable to a larger percentage of client workloads, improving System z scale and resilience.
December 05, 2011
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By Ryan Rhodes
I continue to be amazed by the mystique and astounding complexity attributed to the job of assuring business workload performance requirements are met.
November 08, 2011
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By Ron Higgin
High Performance Fiber Connectivity (FICON) for System z (zHPF), an enhancement to the z/Architecture, FICON interface architecture and device architectures has been continually improved upon, albeit without much fanfare.
October 03, 2011
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By Ryan Rhodes
New z/OS-specific software release, Business Process Manager Advanced, reaffirms IBM's commitment to the mainframe platform.
September 15, 2011
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By Ryan Rhodes