A thorough introduction to bpftrace
Brendan Gregg
AUGUST 18, 2019
This example instrumented one of many thousands of available events. bpftrace uses BPF (Berkeley Packet Filter), an in-kernel execution engine that processes a virtual instruction set. There are often two modes, one for device cache hits and one for cache misses, which can be shown by this tool. SYNOPSIS biolatency.bt
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