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A comment on Why Twitter didn’t go down: From a real Twitter SRE. Parent comment

Re:Why Twitter didn’t go down: From a real Twitter SRE by darkwater on Tuesday November 22, 2022 @08:19AM (#33705421)
> Our biggest site (about dozen million users, a bunch of services and caching underneath, few gbits of traffic) took zero actual maintenance for 2022, "it just works", any job was implementing new stuff. It took some time to get to that state but once you do aside from hardware failures it "runs itself"

Nobody is adding changes that blows out the DB? or add some inefficient code that burns CPU much faster?

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Re:Why Twitter didn’t go down: From a real Twitter SRE by chasd00 on Tuesday November 22, 2022 @01:09PM (#33708822)
> Nobody is adding changes that blows out the DB? or add some inefficient code that burns CPU much faster?

not to be flippant but you find that out like 3 environments below production.

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