Excessive resource usage: do-agent (1651 (Parent PID:1651))

Hello, I constantly getting a notification about "Excessive resource usage: do-agent (1651 (Parent PID:1651))":

Time: Sat Jun 26 10:00:16 2021 +0000
Account: do-agent
Resource: Process Time
Exceeded: 40869 > 1800 (seconds)
Executable: /opt/digitalocean/bin/do-agent
Command Line: /opt/digitalocean/bin/do-agent --syslog
PID: 1651 (Parent PID:1651)
Killed: No

And sometimes I get 504 gateway timeout on all sites...
Has anyone met something like this?

you need to verify that process if that is something your provider installed or its somethinge else.
csf firewall configuration and process whitelist info is on the cwp wiki.

gateway timeout you need to check in the logs