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Minimum Disk Space Requirements for SWe Upgrades

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The disk space used during the upgrade process depends on how the hypervisor internally handles the disk lifecycle for an instance.

The following table shows Ribbon's recommendation for extra disk space for different types of nodes/instances:

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For proper performance, you must provide the minimum resources shown here.


Node Type

Extra Disk Space*

(in GB)

S-SBC80
M-SBC80
PSX-M360
PSX-S360
PSX-Test360
EMS_SA150


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* Extra disk space (in addition to the disk space requirement for the instance) is only applicable during the upgrade process.

Total disk space requirement during upgrade = Disk Space for the upgraded instance + extra disk space required only during upgrade.