Patent ID: 9645852
Date: 2017-05-09
CPC Classifications: G06F

Claim:
1. A computer implemented method for testing a set of alternative environments for running a set of workloads including an original workload of an original computer environment, the method comprising: establishing a shadow workload on a shadow computer environment, wherein the shadow workload includes a copy of the original workload, wherein the original workload comprises a database program, wherein establishing the shadow workload further comprises: communicating, for the shadow workload, a shadow input that includes a copy of an original input for the original workload, wherein the original input comprises a password verification request submitted to the original workload by a user attempting to access the database; collecting an original output from the original workload and a shadow output from the shadow workload; and determining, by comparing the original output from the original workload with the shadow output from the shadow workload, whether the shadow computer environment is configured to operate the original workload, wherein determining whether the shadow computer environment is configured to operate the original workload further comprises: