# US 2019/0317849 A1 · Automatic correcting of computing cluster execution failure

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- Number: US 2019/0317849 A1
- Document ID: US20190317849A1
- Status: Published application
- Kind: A1
- Application number: 15/950,260
- Filed: 2018-04-11
- Published: 2019-10-17
- Earliest claimed: 2018-04-11
- Assignees: International Business Machines Corporation
- Applicants: International Business Machines Corporation
- Inventors: Lukasz G. Cmielowski; Pawel Slowikowski; Rafal Bigaj; Bartlomiej Malecki
- Web page: https://patentgrep.com/patent/US20190317849A1

## CPC

- G06F 11/0793: {Remedial or corrective actions (recovery from an exception in an instruction pipeline G06F9/3861; by retry G06F11/1402; for recovering from a failure of a protocol instance or entity H04L69/40)}
- G06F 11/0721: {within a central processing unit [CPU]}
- G06F 11/0751: {Error or fault detection not based on redundancy (power supply failures G06F1/30; network fault management H04L41/06)}
- G06F 11/0772: {Means for error signaling, e.g. using interrupts, exception flags, dedicated error registers}
- G06F 11/079: {Root cause analysis, i.e. error or fault diagnosis (in a hardware test environment G06F11/22; in a software test environment G06F11/36)}
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

A processor may identify, using historical data, an amount of computing resources consumed to remedy the failure with an automatic remedy step. The processor may determine that the amount of consumed computing resources to remedy the failure is less than an amount of computing resources consumed by restarting the process. The processor may perform the automatic remedy step. The processor may identify that the automatic remedy step has failed. The processor may determine a waiting period based on an estimated time to receive a user response to the failure and an estimated load on the computing cluster. The processor may display a generated alert to a user during the waiting period. The processor may identify that no user input has been received during the waiting period. The processor may release computing resources corresponding to the process.

## Claims

### Claim at position 1

1-12. (canceled)

### Claim 13

A computer program product comprising a non-transitory computer-readable storage medium having program instructions embodied therewith, the program instructions executable by a processor to cause the processor to perform a method, the method comprising:
identifying, using historical resource data, an amount of computing resources consumed to remedy the failure with an automatic remedy step;
determining that the amount of consumed computing resources to remedy the failure is less than an amount of computing resources consumed by restarting the process;
performing the automatic remedy step;
identifying that the automatic remedy step has failed;
determining a waiting period based on an estimated time to receive a user response to the failure and an estimated load on the computing cluster;
displaying a generated alert to a user during the waiting period, wherein the alert includes a prompt for user input regarding the user response to the failure;
identifying that no user input has been received during the waiting period; and
releasing computing resources corresponding to the process.

### Claim 14 (depends on 13)

The computer program product of claim 13, wherein the process includes multiple execution stages, and wherein the method further comprises:
saving results of already executed stages of the process before permitting the release of computing resources;
restarting the process; and
stopping the process based on the execution stage of the process at which the failure occurred.

### Claim 15 (depends on 13)

The computer program product of claim 13, further comprising:
determining a waiting cost based on the estimated time to receive the user response to the failure and the estimated load on the computing cluster, wherein the waiting cost is the amount of computing resources consumed during the waiting period;
identifying that the waiting cost is lower than the amount of computing resources consumed by restarting the process; and
issuing the alert.

### Claim 16

A system comprising:
a memory; and
a processor in communication with the memory, the processor being configured to perform operations comprising:
identifying, using historical resource data, an amount of computing resources consumed to remedy the failure with an automatic remedy step;
determining that the amount of consumed computing resources to remedy the failure is less than an amount of computing resources consumed by restarting the process;
performing the automatic remedy step;
identifying that the automatic remedy step has failed;
determining a waiting period based on an estimated time to receive a user response to the failure and an estimated load on the computing cluster;
displaying a generated alert to a user during the waiting period, wherein the alert includes a prompt for user input regarding the user response to the failure;
identifying that no user input has been received during the waiting period; and
releasing computing resources corresponding to the process.

### Claim 17 (depends on 16)

The system of claim 16, wherein the process includes multiple execution stages, and wherein the method further comprises:
saving results of already executed stages of the process before permitting the release of computing resources;
restarting the process; and
stopping the process based on the execution stage of the process at which the failure occurred.

### Claim 18 (depends on 16)

The system of claim 16, further comprising:
determining a waiting cost based on the estimated time to receive the user response to the failure and the estimated load on the computing cluster, wherein the waiting cost is the amount of computing resources consumed during the waiting period;
identifying that the waiting cost is lower than the amount of computing resources consumed by restarting the process; and
issuing the alert.

### Claim 19 (depends on 16)

The system of claim 16, wherein the process includes multiple execution stages, wherein the historical resource data comprises an amount of consumed computing resources associated with each execution stage, and wherein the amount of consumed computing resources to remedy the failure is determined using the amount of consumed computing resources associated with the stage of execution of the process at which the failure occurred.

### Claim 20 (depends on 16)

The system of claim 16, further comprising:
generating a timer, wherein the timer maintains a first function of the process during the waiting period;
generating one or more substitute tasks for the first function; and
executing the one or more substitute tasks during the waiting period.
