Wayne Dovey waynedovey

Using Sushy Tools with Libvirt

sudo usermod -a -G libvirt <your-user>
sudo -y install libvirt-devel gcc python3-devel

Reserve one IP for Bootstrap Node
Reserve three IPs for Control-Plane Nodes
Reserve two or three IPs for Infra-Nodes
Check if Control-plane Load-Balancer VIP points to four IPs (Bootstrap + Control-Plane nodes)
Check if Infra-Node Load-Balancer VIP points to the Infra-Node IPs
Check created DNS entries:

oc create clusterquota env-qa \
    --project-label-selector environment=qa \
    --hard pods=10,services=5
    
oc create clusterquota user-qa \

	apiVersion: machineconfiguration.openshift.io/v1
	kind: MachineConfig
	metadata:
	labels:
	machineconfiguration.openshift.io/role: master
	name: egress-limit-ssh
	spec:
	config:
	ignition:
	version: 3.2.0

	#!ipxe
	dhcp net0

	# https://www.centos.org/download/mirrors/
	set mirror http://mirror.pit.teraswitch.com

	# x86_64, aarch_64, ppc64le
	set arch x86_64

	set path /centos/8-stream/BaseOS/x86_64/os

	// WHO Reports: https://www.who.int/emergencies/diseases/novel-coronavirus-2019/situation-reports
	// Inspired by: https://twitter.com/paulg/status/1235247452145451013
	// Note: The growth rate does not seem sustainable.
	// The projected OoC infections assumes a constant doubling of roughly every 4 days.
	Date Projected-OoC-Infections WHO-Reported-OoC-Infections
	2020-02-29 5,629 6,009
	2020-03-01 6,755 7,169
	2020-03-02 8,106 8,774
	2020-03-03 9,727 10,565
	2020-03-04 11,673 12,669