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--- manuals:vps:playgroundvps [2017/02/23 08:39] – [VPS swapping] preview Aither
+++ manuals:vps:playgroundvps [2023/02/22 14:30] (current) – [VPS swapping] IPs Aither
@@ Line 51: / Line 51: @@
 ===== VPS swapping =====
-Two VPS can be swapped between environments, i.e. between playground a
+You can prepare a new system or configuration on playground or
-production. Only VPS in different locations can be swapped (Praha, Brno,
+[[manuals:vps:vpsadminos#staging_environment|staging]] VPS and then transfer the
-Playground), because within a single location you can simply swap IP
+new VPS to production. The swap function will move the playground the VPS to production,
-addresses.
+switch IP addresses and then move the original production VPS to playground. VPS can be
+swapped from details of the production VPS:
-{{:navody:vps:swap_vps.png?300|}}
+{{:navody:vps:swap_vps2.png?700|}}
-<note warning>It's important to invoke swap from the **details of the current
+Make sure to invoke swap from the details of the production VPS, not the other way around.
-production VPS**, so that the outage in production is the shortest possible.</note>
+The VPS will be considered more important and its downtime is minimized.
-vpsAdmin will show you what exactly will happen when the VPSes are swapped.
+vpsAdmin will show you what exactly will happen when the VPSes are swapped:
+{{:navody:vps:swap_preview2.png?400|}}
+VPS swap consists of two migrations. First the playground VPS is moved to production,
+then IP addresses are swapped, the new VPS is started and the original production VPS
+is moved to playground. Attributes that will be swapped are shown in green.
-{{:navody:vps:vps_swap_preview.png?300|}}
 ===== Domain names of playground VPS =====

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