Mastodawn

🐘 AWS Engineer Reports PostgreSQL Performance

｢ Halved By Linux 7.0, But A Fix May Not Be Easy
Bisecting the regression was traced back to the Linux 7.0 change of restricting the available preemption modes for the kernel ｣

https://www.phoronix.com/news/Linux-7.0-AWS-PostgreSQL-Drop

#PostgreSQL #linux #kernel #regression

AWS Engineer Reports PostgreSQL Performance Halved By Linux 7.0, But A Fix May Not Be Easy

An Amazon/AWS engineer raised the alarms on Friday over the current Linux 7.0 development kernel leading to the throughput for the PostgreSQL database server being around half that of prior kernel versions