Sensor-based non-uniform cooling
Techniques for inducing non-uniform cooling are described. According to an embodiment, a system is provided. The system can comprise at least one processor device that executes components stored in a memory, wherein the components comprise: a flow control device that distributes coolant to a location of the at least one processor device; and a sensor controller component that detects a location of a thermal anomaly of the at least one processor device. The components can also comprise a cooling controller component that adjusts the flow control device to direct the coolant to the location of the thermal anomaly.
1. A system, comprising:
at least one processor device that executes components stored in a memory, wherein the components comprise:
a flow control device that distributes coolant through a channel embedded within a substrate of the at least one processor device;
a sensor controller component that detects that the at least one processor device is experiencing a thermal anomaly;
a plurality of sensors disposed at an inlet of the channel embedded within the substrate and an outlet of the channel to facilitate determination of a net temperature increase or decrease for the system;
a cooling controller component that adjusts the flow control device to direct the coolant to the substrate of the at least one processor device experiencing the thermal anomaly, wherein the system is a closed loop system, wherein, in a first loop of the closed loop system, the coolant is pumped from a condenser through the inlet via a chip cooling apparatus and wherein, in a second loop of the closed loop system, the coolant is transferred from the condenser to a wet/dry cooler via the outlet where heat of the at least one processor device is dissipated and then the coolant is transferred back to the condenser by the wet/dry cooler via the inlet.
2. The system of claim 1 , wherein the flow control device comprises micro-valves adapted to provide the coolant to the location of the thermal anomaly.
3. The system of claim 2 , wherein the components further comprise:
a communication component that sends a notification of a detection of the thermal anomaly.
4. The system of claim 1 , wherein the flow control device comprises movable components adapted to redistribute the coolant.
5. The system of claim 1 , wherein a sensor comprises a thermal sensor.
6. The system of claim 1 , wherein a sensor comprises a capacitive sensor.
7. The system of claim 1 , wherein the sensor controller component detects the thermal anomaly in response to detection of a change of a calibration parameter associated with a sensor.
8. The system of claim 1 , wherein the components further comprise:
a calibration component that performs a first calibration of a sensor, and in response to determining a sensor malfunction, performs a second calibration of the sensor.
9. A computer-implemented method, comprising:
distributing, by a flow control device operatively coupled to a processor device having a plurality of chips in a stack and a plurality of respective substrates adjacent the plurality of chips, coolant to a substrate of the plurality of substrates of the processor device, wherein the processor device is a device of a plurality of processor devices;
detecting, by a sensor controller component, that the processor device is experiencing a thermal anomaly, wherein the sensor controller component is coupled to a plurality of sensors disposed at an inlet of a channel embedded within the substrate and an outlet of the channel to facilitate determination of a net temperature increase or decrease for the processor device, and wherein the sensor controller component is coupled to a plurality of sensors disposed at second inlets and second outlets of a second channel adjacent to the processor device;
detecting, by the sensor controller component, that a second processor device of the processor devices is not experiencing the thermal anomaly;
based on the detecting a location of the thermal anomaly associated with the processor device, adjusting, by a cooling controller component, the flow control device to direct the coolant through the substrate of the processor device, and wherein the substrate through which the coolant is directed is associated with only an uppermost chip in the stack or only a lowermost chip in the stack; and
based on the detecting that there is no thermal anomaly associated with the second processor device, concurrent with adjusting, by the cooling controller component, the flow control device to direct the coolant through the substrate of the processor device, forgoing adjusting, by the cooling controller component, the flow control device to direct the coolant through the substrate of the second processor device.
10. The computer-implemented method of claim 9 , wherein the flow control device comprises micro-valves adapted to provide the coolant to a location of the thermal anomaly.
11. The computer-implemented method of claim 9 , further comprising:
sending, via a communication component, a notification of a detection of the thermal anomaly.
12. The computer-implemented method of claim 9 , wherein the flow control device comprises movable components adapted to redistribute the coolant.
13. The computer-implemented method of claim 12 , wherein a sensor of the plurality of sensors comprises a thermal sensor.
14. The computer-implemented method of claim 12 , wherein a sensor of the plurality of sensors comprises a capacitive sensor.
15. The computer-implemented method of claim 12 , wherein the sensor controller component detects the thermal anomaly in response to detection of a change of a calibration parameter associated with a sensor of the plurality of sensors.
16. The computer-implemented method of claim 12 , further comprising:
performing, by a calibration component, a first calibration of a sensor of the plurality of sensors, and in response to determining, by the sensor controller component, a sensor malfunction, performing, by the calibration component, a second calibration of the sensor.
17. A computer program product for a coolant distribution process, the computer program product comprising a computer readable storage medium having program instructions embodied therewith, the program instructions executable by a processor device to cause the processor device to:
distribute, by a flow control device, coolant through a substrate of the processor device;
detect, by a sensor controller component, a location of a thermal anomaly of the processor device, wherein the sensor controller component is coupled to a plurality of sensors disposed at an inlet of a channel embedded within the substrate and an outlet of the channel, and wherein the sensor controller component is coupled to a plurality of sensors disposed at second inlets and second outlets of a second channel adjacent to the processor device; and
based on detection of the location, adjust, by a cooling controller component, the flow control device to direct the coolant through the substrate coupled to the processor device, wherein the flow control device comprises piezoelectric devices that deform to increase or decrease flow impedance to provide the coolant to the location of the thermal anomaly.
18. The computer program product of claim 17 , wherein the program instructions are further executable to:
send, via a communication component, a notification of a detection of the thermal anomaly.
19. The computer program product of claim 17 , wherein the flow control device further comprises movable components adapted to redistribute the coolant.