Add default CriticalRAMLoad alert rules

[rdemachkovych]

Add default CriticalRAMLoad alert rules

[paulfantom]

It wasn't removed. We are still shipping this alert by default:

ansible-prometheus/defaults/main.yml

Lines 91 to 98 in a110f4a

	- alert: CriticalRAMUsage
	expr: '(1 - ((node_memory_MemFree + node_memory_Buffers + node_memory_Cached) / node_memory_MemTotal)) * 100 > 98'
	for: 5m
	labels:
	severity: critical
	annotations:
	description: "{% raw %}{{ $labels.instance }} has Critical Memory Usage more than 5 minutes.{% endraw %}"
	summary: "{% raw %}Instance {{ $labels.instance }} has Critical Memory Usage{% endraw %}"

[lock]

This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.