Testing in Production, the hard parts | by Cindy Sridharan | Medium
@copyconstruct on Twitter. views expressed on this blog are solely mine, not those of present or past employers. Follow writer Top highlight 1.3K 3 Listen Share Author’s Note: Thanks, as ever, to Fred Hebert, for reading a draft of this post and making some sterling suggestions. This is the third installment in my series on testing distributed systems. The posts in this series are the following: Testing Microservices, the sane way (published December 2017) Testing in Production, the safe way (published March 2018) Testing in Production, the hard parts (published in September 2019) Testing in Production, the fate of state (to be published in early 2027) There’s a fair bit of chatter about the virtues of testing in production these days. I’ve myself written about this topic over a year ago. This post isn’t so much of an argument as to why one should be testing in production (the previous posts linked above must’ve made a compelling enough case as to why testing in production is indispens