Chapter 98. The Third Age of SRE
Björn “Beorn” Rabenstein
In the first age, SRE was proprietary to Google, and knowledge about it left the company only by diffusion.
In the second age, SRE was set free. Site Reliability Engineering (O’Reilly) in 2016 made blatantly obvious that a fundamental change was happening from a weirdly named department within Google to a generally known profession. The fittingly named SREcon has happened regularly and increasingly successfully since 2014. In the job market, SRE is a downright buzzword, appearing in résumés and job descriptions everywhere.
The incredible popularity of SRE makes me believe we have reached the late stage of the second age, and its conclusion will be marked by an interesting inversion of the current hiring hype: the end of the dedicated SRE role as we know it.
How? During the second age, many organizations quickly realized that their much smaller size prevented them from performing SRE exactly like Google. Even an organization large enough to maintain a dedicated SRE team—most couldn’t—usually came to the conclusion that they couldn’t just hire a certain number of SREs to do “that SRE thing.” Instead, every engineer had to become a part-time SRE. David N. Blank-Edelman’s Seeking SRE (O’Reilly, 2018) documents a number of those stories, including (shameless plug) my own witness account as a production engineer ...
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