Patent ID: 8977897
Filing Date: 2015-03-10
Classification: G06F

Abstract:
1. A non-transitory computer-readable recording medium having stored therein a data management program, the data management program causing a computer functioning as a storage device storing therein the same data as other storage devices to execute a process comprising: accepting a request to write update data of the data from either a first device, one of the other storage devices storing therein the data, or a client device; requesting a second device, one of the other storage devices storing therein the data other than the first device, to write the update data thereon; notifying the first device or client device that has requested to write the update data of writing failed due to failure occurrence when there is no reply from the second device within a predetermined time frame or when having notified of writing failed due to failure occurrence by the second device; synchronizing the data among the other storage devices storing therein the data; and returning, until completion of the synchronization of the data, an error requesting for retry on a read request.