A thorough introduction to bpftrace
Brendan Gregg
AUGUST 18, 2019
bpftrace uses BPF (Berkeley Packet Filter), an in-kernel execution engine that processes a virtual instruction set. hardware Hardware counter-based instrumentation. There are also two modes visible, one between 1 and 2 milliseconds, and another between 8 and 16 milliseconds: this sounds like cache hits and cache misses.
68 
Let's personalize your content