Debian 7 Through Debian Testing Benchmarks With/Without Mitigations

The R script performance has improved with time.

Context Switching has degraded over time particularly with the security mitigations.

The Linux kernel's message passing performance is also hit big time by the security mitigations but at least it's still faster than the Debian 7 unmitigated performance.

A look at the time to perform a context switch in each of the configurations.

The Ruby performance has been slowly improving with time.

Debian 10's Python is offering some nice improvements in Python performance.