Tuning suggestions for high-core-count Linux servers

[Phil Mayers]

On 02/06/17 08:12, Browne, Stuart wrote:
> Just some interesting investigation results. One of the URL's Matthew
> Ian Eis linked to talked about using a tool called 'perf'. For the
> hell of it, I gave it a shot.

perf is super-powerful.

On a sufficiently recent kernel you can also do interesting things with 
the enhanced eBPF-based tracing - see:

http://www.brendangregg.com/ebpf.html

...but those are not going to be usable on a RH7 kernel I believe :o(