Storage apparatus and controller

摘要

A storage apparatus includes a plurality of first storage mediums in which data is redundantly stored and a controller. The controller includes a formatting section which performs formatting in each of the plurality of first storage mediums, a detection section which detects a failure that has occurred in the plurality of first storage mediums, a control section which makes the formatting section stop the formatting at the time of the detection of the failure by the detection section and which rebuilds the data stored in the plurality of first storage mediums in which the failure has occurred in a second storage medium other than the plurality of first storage mediums, and a rebuild processing section which rebuilds the data stored in the plurality of first storage mediums in the second storage medium in accordance with instructions from the control section.

主权项

1. A storage apparatus comprising:
a plurality of first drives configured to redundantly store data; and one or more processors connected to the first drives via a communication line for controlling writing of information to the first drives and configured to perform a procedure comprising: performing, in response to an I/O request received from a host apparatus, formatting in each storage area of the first drives that is corresponding to the received I/O request, before executing the received I/O request, detecting a failure that has occurred in one of the first drives, and stopping the formatting in entirety of the first drives in response to the detection of the failure and rebuilding the data originally stored in the first drives by using a second drive instead of the one of the first drives in which the failure has been detected.