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by sofixa 1288 days ago
> StackOverflow's stack (https://stackexchange.com/performance) is 4 huge Postgres servers. They probably cost less than our AWS bill for a couple months, which makes me jealous. Postgres scales.

Yeah, because everything is actually served from their caches because they're extremely read heavy.
2 comments
pmontra 1288 days ago
They use SQL Server

2016 https://stackoverflow.blog/2016/02/17/stack-overflow-the-arc...

2022 https://hanselminutes.com/847/engineering-stack-overflow-wit...

1.5 TB RAM

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dj_mc_merlin 1288 days ago
I guarantee that whatever traffic is getting past their cache is still 100x higher than 90% of startups.. People really do try to run before they can walk.
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