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Practice of Cloud System Administration, The: DevOps and SRE Practices for Web Services, Volume 2 by Christina J. Hogan, Strata R. Chalup, Thomas A. Limoncelli

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Chapter 7. Operations in a Distributed World

The rate at which organizations learn may soon become the only sustainable source of competitive advantage.

—Peter Senge

Part I of this book discussed how to build distributed systems. Now we discuss how to run such systems.

The work done to keep a system running is called operations. More specifically, operations is the work done to keep a system running in a way that meets or exceeds operating parameters specified by a service level agreement (SLA). Operations includes all aspects of a service’s life cycle: from initial launch to the final decommissioning and everything in between.

Operational work tends to focus on availability, speed and performance, security, capacity planning, and software/hardware ...

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