Log File Creation Unit for Immediate Failure Analysis

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Solution Overview

Problem

Conventional log file creation processes require setting trigger conditions and reproducing failures, leading to significant time and effort before analysis can be performed, hindering efficient failure analysis.

Innovation Solution

An information processing device that creates log files each time information is input, storing them in a storage area, allowing for immediate analysis and reproduction of failure scenarios without waiting for trigger conditions to be set.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If trigger conditions are set and failure is reproduced to create log files, then log files can be created for analysis, but significant time and effort are consumed before analysis can begin

Engineering Contradiction:
Improvelog file creation reliabilityVSAvoidtime to create log files
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by continuously creating and storing log files in advance, before any failure occurs. The system automatically generates log files for each operation without waiting for trigger conditions or failure reproduction, so that when a failure does occur, the log files are already available for immediate analysis.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If trigger conditions are set and failure is reproduced to create log files, then log files can be created for analysis, but significant effort is consumed in the process

Engineering Contradiction:
Improvelog file creation reliabilityVSAvoidease of log file creation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system applies self-service by automatically creating and storing log files without requiring user intervention to set trigger conditions or reproduce failures. The log file creation process operates autonomously, continuously recording operations and storing them in the log file storage unit, thereby eliminating the manual effort previously required.

Inventive Principle:
Principle #25Self-service

3Productivity

If continuous logging is implemented without trigger conditions, then log files are immediately available for analysis, but storage space is consumed continuously

Engineering Contradiction:
Improvelog file analysis speedVSAvoidstorage space for log files
Core Design Contradiction:
ProductivityVSVolume of stationary object

Solution Approach 1:

The patent applies extraction by separating the log file creation function from the failure reproduction process. Log files are created and stored independently in the log file storage unit, while failure reproduction can be performed separately using the stored log files. This allows continuous logging without immediately consuming excessive storage, as logs are managed and can be retrieved as needed for analysis.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS8381035B2Information processing device for creating and analyzing log files
Publication Date: 2013.02.19 BROTHER KOGYO KK
  • US8381035B2 patent drawing
  • US8381035B2 patent drawing
  • US8381035B2 patent drawing

AI summary

An information processing device may comprise a log file creating unit and a first storage controlling unit. The log file creating unit may be configured to create, each time information is input, one log file that includes log information indicating an input of the information. The storage controlling unit may be configured to store, each time the one log file is created, the one log file in a storage area.