Processing requests to a data store during back up

摘要

In one aspect, an article includes a non-transitory computer-readable medium that stores computer-executable instructions. The instructions cause a machine to receive a write request to write data to a data store, determine if the data store is being backed up; and write the data from the write request to a cache if the data store is being backed up.

主权项

1. A method comprising:
receiving a write request to write data to a data store; determining if the data store is being backed up; writing the data from the write request to a cache if the data store is being backed up; receiving a read request; retrieving data from the cache if the data store is being backed up; retrieving data from the data store if the data store is being backed up; and checking the data from the data store with the data from the cache to ensure the latest data is sent to a requester of the read request.