TABLE 4
FROM:
A Methodology for Learning from System Failures and its Application to Pc Server Maintenance
Takafumi Nakamura and Kyoichi Kijima
BACK TO ARTICLETable 4. New maintenance system configuration
| Design subsystem | Configuration subsystem | Operation subsystem | Evaluation subsystem | |
|---|---|---|---|---|
| Worldview of maintenance | (Cognitive frame of maintenance) Organizational culture, ritual, attitudes to safety, awareness of cost of safety, maintenance organization, and so on | |||
| Period | System design | System configuration | System operation | Evaluation |
| Applicable boundary | All maintenance objective systems | Individual maintenance objective systems | Individual maintenance objective systems | All maintenance objective systems Maintenance system Maintenance worldview |
| Methodology (input) | Maintenance planning (design review) | Operation design, failures | Evaluation design, failure information FFSM | |
| Maintenance system functions | Proactive maintenance design, reactive maintenance design | Develop operating manuals, define maintenance organization | Apply proactive maintenance, apply reactive maintenance | Evaluation of maintenance operation (failure rates, MTBF, cost, etc.) |
| Production output | Maintenance manuals | Operating manuals | Operating log, fix applications (functional enhancements, bug fixes), system recovery | Feedback improvements and horizontal deployment, modification of maintenance worldview |
All maintenance objective systems