Linux 4.0 To Linux 4.15 Kernel Benchmarks

[aneeshneelam]

Can someone explain what changed between Linux 4.5 and 4.6 that almost doubled the kernel boot time?

[phoronix]

Phoronix: Linux 4.0 To Linux 4.15 Kernel Benchmarks

Our latest in benchmarking the Linux 4.15 kernel is seeing how the performance has changed since Linux 4.0 and all subsequent releases on the same system. Here are those tests driven by curiosity, especially in light of the performance changes as a result of KPTI page table isolation and Retpoline additions.

http://www.phoronix.com/vr.php?view=25918