LOAD OPTIMIZATION USING CABLE-ASSOCIATED VOLTAGE DROP

• US 20150316973A1
• Filed: 04/30/2014
• Published: 11/05/2015
• Est. Priority Date: 04/30/2014
• Status: Active Grant

• Current Assignee: Lenovo International Limited (Lenovo Group Ltd.)
• Original Assignee: International Business Machines Corporation
• Inventors: Cudak, Gary D., DeCesaris, Michael, Remis, Luke D., Totten, Brian C.
• Granted Patent: US 9,411,408 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: G06F 1/329 by task scheduling
• CPC Class Codes: Y02D 10/00 Energy efficient computing, e.g. low power processors, power management or thermal management

Abstract

According to one exemplary embodiment, a method for load optimization using cable-associated voltage drop is provided. The method may include receiving a plurality of tasks for processing by a plurality of electronic devices. The method may also include determining a power loss value for one or more power cables powering each of the plurality of electronic devices. The method may further include assigning the plurality of tasks to one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices.

Claims

1. A method for optimizing power load associated with an electronic device, the method comprising:

receiving a plurality of tasks for processing by a plurality of electronic devices;

determining a power loss value for one or more power cables powering each of the plurality of electronic devices; and

assigning the plurality of tasks to one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices.

2. The method of claim 1, further comprising:

determining a first expected power consumption value corresponding to at least one of the received plurality of tasks;

determining a second expected power consumption value to at least one other of the received plurality of tasks; and

wherein the first expected power consumption value is higher relative to the second power consumption value.

3. The method of claim 2, further comprising:

determining a first power loss value corresponding to at least one of the one or more power cables powering each of the plurality of electronic devices;

determining a second power loss value corresponding to at least one other of the one or more power cables powering each of the plurality of electronic devices; and

wherein the first expected power loss value is higher relative to the second power loss value.

4. The method of claim 3, wherein assigning the plurality of tasks to the one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices comprises assigning tasks having the first expected power consumption value to the one or more of the plurality of electronic devices having the second power loss value.

5. The method of claim 3, wherein the assigning the plurality of tasks to the one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices comprises assigning tasks with the second expected power consumption value to the one or more of the plurality of electronic devices having the first power loss value.

6. The method of claim 1, further comprising:

mapping power distribution paths to each of the plurality of electronic devices based on at least one characteristic corresponding to each of the one or more power cables powering each of the plurality of electronic devices.

7. The method of claim 1, wherein the determining the power loss value comprises utilizing at least one of a power cable length value, a power cable gauge value, a temperature value, and a connector loss value.

8. The method of claim 2, wherein the determining the expected power consumption of each of the plurality of tasks comprises utilizing at least one of an expected power requirement of each task, an observed power usage of previously processed tasks, an expected duration of each task, and an observed duration of previously processed tasks.

9. The method of claim 1, further comprising:

measuring a wear level for each of the plurality of electronic devices.

10. The method of claim 9, further comprising:

determining a first wear level based on at least one of the plurality of electronic devices;

determining a second wear level based on at least one other of the plurality of electronic devices; and

wherein the first wear level is higher relative to the second wear level.

11. The method of claim 9, wherein the assigning the plurality of tasks to the one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices comprises assigning tasks having the first power consumption value to one or more of the plurality of electronic devices having the second wear level.

12. The method of claim 9, wherein the assigning the plurality of tasks to the one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices comprises assigning tasks having the second power consumption value to one or more of the plurality of electronic devices having the first wear level.

13. The method of claim 9, further comprising:

exchanging electronic device locations based on the wear level of each of the plurality of electronic devices.

14. The method of claim 13, wherein the exchanging electronic device locations based on the wear level of each of the plurality of electronic devices comprises moving one or more electronic devices having the first wear level to the location of one or more electronic devices having the second wear level and moving one or more electronic devices having the second wear level to the location of one or more electronic devices having the first wear level.

15. A computer system for optimizing power load associated with an electronic device, comprising:

one or more processors, one or more computer-readable memories, one or more computer-readable tangible storage medium, and program instructions stored on at least one of the one or more tangible storage medium for execution by at least one of the one or more processors via at least one of the one or more memories, wherein the computer system is capable of performing a method comprising;

receiving a plurality of tasks for processing by a plurality of electronic devices;

determining a power loss value for one or more power cables powering each of the plurality of electronic devices; and

assigning the plurality of tasks to one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices.

16. The computer system of claim 15, further comprising:

determining a first expected power consumption value corresponding to at least one of the received plurality of tasks;

determining a second expected power consumption value to at least one other of the received plurality of tasks; and

wherein the first expected power consumption value is higher relative to the second power consumption value.

17. The computer system of claim 16, further comprising:

determining a first power loss value corresponding to at least one of the one or more power cables powering each of the plurality of electronic devices;

determining a second power loss value corresponding to at least one other of the one or more power cables powering each of the plurality of electronic devices; and

wherein the first expected power loss value is higher relative to the second power loss value.

18. The computer system of claim 17, wherein assigning the plurality of tasks to the one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices comprises assigning tasks having the first expected power consumption value to the one or more of the plurality of electronic devices having the second power loss value.

19. A computer program product for optimizing power load associated with an electronic device, comprising:

one or more computer-readable storage medium and program instructions stored on at least one of the one or more tangible storage medium, the program instructions executable by a processor, the program instructions comprising;

program instructions to receive a plurality of tasks for processing by a plurality of electronic devices;

program instructions to determine a power loss value for one or more power cables powering each of the plurality of electronic devices; and

program instructions to assign the plurality of tasks to one or more of the plurality of electronic devices based on the power loss value for the one or more power cables powering each of the plurality of electronic devices.

20. The program product of claim 19, further comprising:

program instructions to determine a first expected power consumption value corresponding to at least one of the received plurality of tasks;

program instructions to determine a second expected power consumption value to at least one other of the received plurality of tasks; and

wherein the first expected power consumption value is higher relative to the second power consumption value.