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Operation and maintenance core concerns
1. Stability, cost and efficiency
2. Processes, standards, norms
3. Monitoring, alarm and pre-plan
4. Documentation, Tools, Platform
Operation and maintenance five military rules
1. Remember to notify in advance
2. The change steps must be complete
3. Classified releases must be complied with
4. Peak windows should be avoided
5. Service checks to be performed
(The five pieces of operation and maintenance experience summarized by Didi operation and maintenance SRE feel quite in place)
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