did u ever read so hard u accidentally wrote?

Owning a production Postgres database is never boring. The other day, I m looking for trouble (as I am wont to do), and I notice this weird curve in the production database metrics: So we ve got these spikes in WALWrite: the number of processes waiting to write to the write-ahead log (or WAL ). The write-ahead log Continue reading did u ever read so hard u accidentally wrote?