On Fri, Aug 16, 2019 at 03:31:46PM -0700, Daniel Xu wrote: > It's useful to know [uk]probe's nmissed and nhit stats. For example with > tracing tools, it's important to know when events may have been lost. > debugfs currently exposes a control file to get this information, but > it is not compatible with probes registered with the perf API. What is this nmissed and nhit stuff?