> Well if it becomes a problem fixing the debugfs "clients" file and > making it sysfs shouldn't be much of a problem later on.
Why not to try using something in terms of perf / opensnoop or bpf to do the work. Should be optimal enough. ie. http://www.brendangregg.com/blog/2014-07-25/opensnoop-for-linux.html https://man7.org/linux/man-pages/man2/bpf.2.html
