Patent ID: 9436524
Filing Date: 2016-09-06
CPC Classification: G06F

Claim Text:
1. A method of writing data at a cartridge comprising a plurality of data storage devices, the method comprising: receiving a write request from a requester device, wherein the write request is generated as part of a multicast message and includes a size indication for a contiguous range of data; responsive to receiving the write request, sending a response message to the requester device indicating an intent to store the contiguous range of data and indicating a failure risk factor for each of the plurality of data storage devices, wherein a failure risk factor indicates a risk that a data storage device will fail; receiving the contiguous range of data and an indication of a target data storage device of the plurality of data storage devices from the requester device, wherein the requester device selects the target data storage device based, at least in part, on the failure risk factors; powering on the indicated target data storage device while keeping at least another data storage device of the plurality of data storage devices in the cartridge powered off; and writing the contiguous range of data to the target data storage device.