watchdog triggers every 5 minutes on duplicate cf-execd processes

link to google group discussion -> https://groups.google.com/g/help-cfengine/c/DCA0pPU2-co

since upgrading to 3.18.1 aix watchdog triggers every 5 minutes on duplicate cf-execd
processes. this is an all upgraded systems.

root@aixgkvdbp01c1: /var/cfengine # cat watchdog.log
Mon Feb 7 14:04:00 CET 2022 Initiating watchdog 37355794
Mon Feb 7 14:04:00 CET 2022 Found 2 cf-execd processes running
Mon Feb 7 14:04:00 CET 2022 Found 1 symptoms, threshold (0) breached.
Mon Feb 7 14:04:01 CET 2022 Initiating apoptosis
Mon Feb 7 14:04:02 CET 2022 Initiating anastasis
Mon Feb 7 14:05:00 CET 2022 Initiating watchdog 42205442
Mon Feb 7 14:05:00 CET 2022 Aborting execution of watchdog 42205442, existing watchdog process 37355794 running
Mon Feb 7 14:05:07 CET 2022 Collected artifacts stored in /var/cfengine/watchdog-archives/2022-02-07_1644239107.tar.gz
Mon Feb 7 14:05:07 CET 2022 DONE watchdog 37355794

was introduced by:

cf-execd now runs cf-agent from a child process instead of a
thread on POSIX systems (ENT-6182)

local fix:

https://github.com/cfengine/masterfiles/blob/master/cfe_internal/core/watchdog/templates/watchdog.mustache#L144

changed threshhold from "1" to "2"