LVS switch move
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Authored by cmooney on Thu, May 25, 1:20 PM.

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	F37034417: LVS switch move
	Thu, May 25, 1:31 PM

	F37034411: LVS switch move
	Thu, May 25, 1:20 PM

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	1. cumin1001 - disable pybal on lvs
	sudo cumin 'lvs1019*' 'disable-puppet "Disable puppet and pyabl T322937" && systemctl stop pybal.service'

	2. deploy1002.eqiad.wmnet - lock deploys
	scap lock --all "LVS maintenance in eqiad, blocking deploys T322937"


	3. Wait for all existing connections to drop off on lvs1019 & roughly equivalent to be present on 1020
	https://grafana.wikimedia.org/d/000000343/load-balancers-lvs?orgId=1&from=now-1h&to=now&viewPanel=4

	4. Get John to do move physically

	5. Check all looks ok in terms of reachability/MAC addresses/pings etc.
	ip neigh show etc, ping

	6. cumin1001 - re-enable pybal
	sudo cumin 'lvs1019*' 'enable-puppet "Re-enable T322937" && systemctl start pybal.service'

	7. Check BGP from pybal looks ok, check connections on grafana graph start showing again for lvs
	https://grafana.wikimedia.org/d/000000343/load-balancers-lvs?orgId=1&from=now-1h&to=now&viewPanel=4

	8. deploy1002.eqiad.wmnet - unlock deploys
	hit enter

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