What is you question about: CPU or disk usage?
you talk about CPU usage and show
Please provide more detail on this ... or check
for disk usage problems https://unix.stackexchange.com/questions/125429/tracking-down-where-disk-space-has-gone-on-linux
for cpu usage problems https://unix.stackexchange.com/questions/20483/how-to-find-which-process-is-causing-high-cpu-usage
have a look at this app:
Splunk on Splunk (S.o.S) is an app that turns Splunk's diagnostic tools inward to analyze and troubleshoot problems in your Splunk environment.
let me know if this helps!