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 5. Availability 107
5.7 Summary
Being “available” is the state of an application being accessible to the end user.
The ideal for availability is 100% of the time. Businesses can no longer tolerate
downtime from software and hardware errors, or even from system upgrades.
There is no way to totally avoid failures in any single component, but there are
ways to lessen the impact of these failures. Redundancy, error detection and
recovery, as well as continuous monitoring of critical resources, are some of the
ways to achieve high availability. To handle situations where hardware outages
are unavoidable, and to provide for vertical expansion ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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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.