We noticed a significant increase in the number of processes since we upgraded Zabbix to 5.0. We currently use Zabbix 6.4.21 and the trend remains. We are aware that 300 is the new threshold since Zabbix 5.0, also that we can change this threshold. The question is why did the Zabbix 5.0 trigger this increase? You can clearly see the increase on the day of the upgrade. We have the exact same behavior on two independent systems.
System 1:

System 2:
We could increase the value and ignore it, but prefer to understand why.
System 1:
System 2:
We could increase the value and ignore it, but prefer to understand why.