server-management

原文涵盖的主题

• Server Management
• 1. Process Management Principles
• Tool Selection
• Process Management Goals
• 2. Monitoring Principles
• What to Monitor
• Alert Severity Strategy
• Monitoring Tool Selection

Server management principles for production operations. Learn to THINK, not memorize commands. -- | Scenario | Tool | |----------|------| | Node.js app | PM2 (clustering, reload) | | Any app | systemd (Linux native) | | Containers | Docker/Podman | | Orchestration | Kubernetes, Docker Swarm | | Goal | What It Means | |------|---------------| | Restart on crash | Auto-recovery | | Zero-downtime reload | No service interruption | | Clustering | Use all CPU cores | | Persistence | Survive server reboot | -- | Category | Key Metrics | |----------|-------------| | Availability | Uptime, health checks | | Performance | Response time, throughput | | Errors | Error rate, types | | Resources | CPU, memory, disk | | Level | Response | |-------|----------| | Critical | Immediate action | | Warning | Investigate soon | | Info | Review daily | | Need | Options | |------|---------| | Simple/Free | PM2 metrics, htop | | Full observability | Grafana, Datadog | | Error tracking | Sentry | | Uptime | UptimeRobot, Pingdom | -- | Log Type | Purpose | |----------|---------| | Application logs | Debug, audit | | Access logs | Traffic analysis | | Error logs | Issue detection | 1. Rotate logs to prevent

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