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PostgreSQL and the OOM Killer: Why We Use Strict Memory Overcommit
- pwmtr 4mo agoThe author of the blog post here. In hindsight, the kernel bug seems obvious, but the process of tracking it down was quite interesting. I especially enjoyed the statistical analysis part, which isn't something you normally get to do while debugging :) Anyway, I'd be happy to answer any questions you might have.
- __s 4mo ago"it's always something stupid" has been my approach to bugs for a long time. hindsight 20/20
- __s 4mo agowe recently ran into trouble where PGroonga on the other hand needs overcommit enabled, in direct opposition to postgres preferences: https://pgroonga.github.io/how-to/tuning.html https://pgroonga.github.io/how-to/tuning.html