https://mydbanotebook.org/tags/linux/ Recent content in Linux on My DBA Notebook Hugo en-us Wed, 15 Apr 2026 00:00:00 +0000 https://mydbanotebook.org/posts/postgres-performance-regression-are-we-there-yet/ Wed, 15 Apr 2026 00:00:00 +0000 https://mydbanotebook.org/posts/postgres-performance-regression-are-we-there-yet/ Every year, PostgreSQL gets faster. Researchers benchmarking the optimizer from version 8 through 16 found an average 15% performance improvement per major release. That’s a decade of consistent, measurable progress. The project has been doing this since 1996. So when a headline claimed Linux 7.0 just halved PostgreSQL throughput, DBAs, Sys Admins, and DevOps started panicking (in particular, those working with Ubuntu 26.04 LTS which plan to ship Linux kernel 7.