Tracepoints with BPF
Tracepoints with BPF
Posted Apr 14, 2016 2:03 UTC (Thu) by viro (subscriber, #7872)In reply to: Tracepoints with BPF by bgregg
Parent article: Tracepoints with BPF
For the "tracepoints are harmless" theory? Hopefully it will be, at that; the question is how steep a price will we pay for that lesson...
Posted Apr 14, 2016 9:22 UTC (Thu)
by mjthayer (guest, #39183)
[Link]
Tracepoints with BPF
I wonder whether there is a sweet spot between this and systemtap - using loadable modules to add tracepoints, to put the API-to-support issue to rest, and doing the rest with BPF. Of course, I am playing the armchair expert here without knowing if this is even feasible.