Patent ID: 9319274
Filing Date: 2016-04-19
CPC Classification: G06F,H04L

Claim Text:
1. A method for dynamic provisioning of servers, the method comprising: providing a dormant mode and an active mode for each of a plurality of servers of a file system, wherein no new connections are established with a server of the plurality of servers when the server is placed into the dormant mode; obtaining a current point-in-time snapshot of the file system taken by the plurality of servers at a discrete point in time; placing each of the plurality of servers into the dormant mode to undergo a service pack upgrade, wherein when the plurality of servers are placed in the dormant mode, content of the file system is provided to existing connections of the plurality of servers as read-only from the current point-in-time snapshot; creating a writeable copy of the current point-in-time snapshot; performing the service pack upgrade by updating the writeable copy of the current point-in-time snapshot; and returning the plurality of servers to the active mode based on the updated writeable copy of the current point-in-time snapshot and deleting the current point-in-time snapshot when the service pack upgrade is successfully applied.