IP Library Granted Patent US 12669858
Granted Patent B2
US 12669858 · App. 18/675,219 · Granted Jun 30, 2026

Verification of power cable check on server equipment

Inventors: Enver Candan (Cornwall, NY); Brian Charles Tucker (Clinton Corners, NY); Marc Henri Coq (Hopewell Junction, NY)
Assignee: International Business Machines Corporation
G06F1/28
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Quick Facts
Patent No.
US 12669858
App. No.
18/675,219
Granted
Jun 30, 2026
Kind
B2
Abstract

Computer-implemented methods for power cable connection verification for a plurality of pieces of electronic equipment connected to a power distribution device are provided. Aspects include instructing a first power supply of a first piece of electronic equipment to modify a first power signal received from the power distribution device and instructing a second power supply of a second piece of electronic equipment to modify a second power signal received from the power distribution device. Aspects also include identifying a first port of a plurality of ports of the power distribution device corresponding to the first power signal and a second port of the plurality of ports of the power distribution device corresponding to the second power signal and creating a mapping of the plurality of pieces of electronic equipment to the plurality of ports of the power distribution device.

Claims (44)

1 . A computer-implemented method for power cable connection verification in a data center environment having a plurality of pieces of electronic equipment connected to a power distribution device, the method comprising:

instructing a first power supply of a first piece of electronic equipment of the plurality of pieces of electronic equipment to modify a first power signal received from the power distribution device;

instructing a second power supply of a second piece of electronic equipment of the plurality of pieces of electronic equipment to modify a second power signal received from the power distribution device;

identifying a first port of a plurality of ports of the power distribution device corresponding to the first power signal and a second port of the plurality of ports of the power distribution device corresponding to the second power signal;

creating a mapping of the plurality of pieces of electronic equipment to the plurality of ports of the power distribution device;

comparing the mapping of the plurality of pieces of electronic equipment to the plurality of ports of the power distribution device to a stored configuration; and

generating an alert based on a determination that the mapping deviates from the stored configuration.

2 . The computer-implemented method of claim 1 , wherein the instructions to modify the first power signal include an identification of a first modification to make to the first power signal.

3 . The computer-implemented method of claim 1 , wherein the determination that the mapping deviates from the stored configuration is based on detecting that a port of the power distribution device configured as idle in the stored configuration is drawing power.

4 . The computer-implemented method of claim 2 , wherein the instructions to modify the second power signal include an identification of a second modification to make to the second power signal.

5 . The computer-implemented method of claim 2 , wherein:

the instructions to modify the first power signal indicate a timing of the first modification;

the instructions to modify the second power signal indicate a timing of the second modification; and

the timing of the first modification is different than the timing of the second modification.

6 . The computer-implemented method of claim 4 , wherein the first modification is different than the second modification.

7 . A computing system having a memory having computer readable instructions and one or more processors for executing the computer readable instructions, the computer readable instructions controlling the one or more processors to perform operations comprising:

instructing a first power supply of a first piece of electronic equipment of a plurality of pieces of electronic equipment to modify a first power signal received from a power distribution device;

instructing a second power supply of a second piece of electronic equipment of the plurality of pieces of electronic equipment to modify a second power signal received from the power distribution device;

identifying a first port of a plurality of ports of the power distribution device corresponding to the first power signal and a second port of the plurality of ports of the power distribution device corresponding to the second power signal;

creating a mapping of the plurality of pieces of electronic equipment to the plurality of ports of the power distribution device;

comparing the mapping of the plurality of pieces of electronic equipment to the plurality of ports of the power distribution device to a stored configuration; and

generating an alert based on a determination that the mapping deviates from the stored configuration.

8 . The computing system of claim 7 , wherein the instructions to modify the first power signal include an identification of a first modification to make to the first power signal.

9 . The computing system of claim 7 , wherein the determination that the mapping deviates from the stored configuration is based on detecting that a port of the power distribution device configured as idle in the stored configuration is drawing power.

10 . The computing system of claim 8 , wherein the instructions to modify the second power signal include an identification of a second modification to make to the second power signal.

11 . The computing system of claim 8 , wherein:

the instructions to modify the first power signal indicate a timing of the first modification;

the instructions to modify the second power signal indicate a timing of the second modification; and

the timing of the first modification is different than the timing of the second modification.

12 . The computing system of claim 10 , wherein the first modification is different than the second modification.

13 . A computer program product comprising a computer readable storage medium having program instructions embodied therewith, the program instructions executable by a processor to cause the processor to perform operations comprising:

instructing a first power supply of a first piece of electronic equipment of a plurality of pieces of electronic equipment to modify a first power signal received from a power distribution device;

instructing a second power supply of a second piece of electronic equipment of the plurality of pieces of electronic equipment to modify a second power signal received from the power distribution device;

identifying a first port of a plurality of ports of the power distribution device corresponding to the first power signal and a second port of the plurality of ports of the power distribution device corresponding to the second power signal;

creating a mapping of the plurality of pieces of electronic equipment to the plurality of ports of the power distribution device;

comparing the mapping of the plurality of pieces of electronic equipment to the plurality of ports of the power distribution device to a stored configuration; and

generating an alert based on a determination that the mapping deviates from the stored configuration.

14 . The computer program product of claim 13 , wherein the instructions to modify the first power signal include an identification of a first modification to make to the first power signal.

15 . The computer program product of claim 14 , wherein the instructions to modify the second power signal include an identification of a second modification to make to the second power signal.

16 . The computer program product of claim 14 , wherein:

the instructions to modify the first power signal indicate a timing of the first modification;

the instructions to modify the second power signal indicate a timing of the second modification; and

the timing of the first modification is different than the timing of the second modification.

17 . The computer program product of claim 15 , wherein the first modification is different than the second modification.