Patent ID: 11971771
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A system, comprising:
a first data storage device comprising:
a processor;
a memory;
a host interface configured to connect to a host system;
a control bus interface configured to connect to a control bus, wherein a plurality of peer data storage devices is configured to connect to the control bus;
a power manager configured to determine a power state of the first data storage device;
a peer messaging service configured to establish, through the control bus interface, peer communication with the plurality of peer data storage devices; and
a peer power management service configured to:
receive, through the peer messaging service, a power change indicator; and
initiate, responsive to the power change indicator, a change in the power state of the first data storage device.