December 2006
Intermediate to advanced
228 pages
6h 20m
English
book
Introduction to the New Mainframe: Large-Scale Commercial Computing
by Mike Ebbers, Pilar Gonzalez Adrados, Frank Byrne, Rodney Martin, Jon Veilleux
Content preview from Introduction to the New Mainframe: Large-Scale Commercial Computing
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Chapter 1. The new mainframe 9
Reliability The system’s hardware components have extensive
self-checking and self-recovery. The system’s software reliability
results from extensive testing and the ability to make quick
updates for detected problems.
Availability The system can recover from a failed component without
impacting the rest of the running system. This applies to
hardware recovery (by automatically replacing failed elements
with spares) and software recovery (layers of error recovery
provided by the operating system).
Serviceability The system can determine why a failure occurred. This allows for
the replacement of elements (hardware and software), while
impacting as little of the operational system as possible. It also
implies well-defin ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.