Shailabh Nagar wrote:
Yes. If no one registers to listen on a particular CPU, data from tasks
exiting on that cpu is not sent out at all.
Shailabh also wrote:
During task exit, kernel goes through each registered listener (small list) and decides which
one needs to get this exit data and calls a genetlink_unicast to each one that does need it.
Are we eliminating multicast taskstats data at exit time?
A unicast
exit data with cpumask will do for me, but just like to be sure where
we are.