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PostgreSQL and the OOM Killer: Why You Must Use Strict Memory Overcommit

🧠 "PostgreSQL & OOM Killer: The Memory Management Game-Changer"

PostgreSQL's interaction with the Out-of-Memory (OOM) Killer is crucial for database reliability, as it prevents the system from killing the database process when memory runs low, ensuring data integrity and availability. Using strict memory overcommit helps avoid OOM Killer's interventions, providing a stable and performant database experience.

2:05 pm, July 3, 2026

guid

https://news.ycombinator.com/item?id=48774509

source_url

https://www.ubicloud.com/blog/postgresql-and-the-oom-killer-why-we-use-strict-memory-overcommit

author_name

furkansahin

id: 4443
uid: jhQ6V
insdate: 2026-07-03 14:05:11
title: PostgreSQL and the OOM Killer: Why You Must Use Strict Memory Overcommit
additional: 🧠 "PostgreSQL & OOM Killer: The Memory Management Game-Changer"

PostgreSQL's interaction with the Out-of-Memory (OOM) Killer is crucial for database reliability, as it prevents the system from killing the database process when memory runs low, ensuring data integrity and availability. Using strict memory overcommit helps avoid OOM Killer's interventions, providing a stable and performant database experience.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=48774509
source_url: https://www.ubicloud.com/blog/postgresql-and-the-oom-killer-why-we-use-strict-memory-overcommit
updated:
image:
author_name: furkansahin
author_link:
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