| Command | Description | |---------|-------------| | lb-tool tail | Follow a log file with buffering | | lb-tool buffer | Buffer logs to memory or disk | | lb-tool forward | Send logs to remote syslog or HTTP endpoint | | lb-tool replay | Replay buffered logs after an outage | | lb-tool simulate | Generate synthetic load balancer logs | lb-tool tail /var/log/nginx/access.log --buffer-size 5000 --forward tcp://logs.example.com:514 5. Real-World Use Cases 5.1 Centralized Log Aggregation for Microservices Problem: 15 microservices each writing logs to local disk; debugging a transaction requires SSH to 15 servers. Solution with LB Tool:
version: 2 buffers: main: path: /var/log/myapp.log max_size: 500MB retention: 48h forwards: - type: tcp target: syslog.internal:514 tls: true rate_limit: 10000 lines/sec alerts: on_buffer_full: exec /usr/local/bin/alert.sh Run with: lb tool download
- name: lb-tool-sidecar image: logbuffertool/lb-tool:latest args: ["tail", "/var/log/app/*.log", "--forward", "tcp://loki:3100"] volumeMounts: - name: app-logs mountPath: /var/log/app LB Tool can be driven by a config file (YAML/TOML). Create ~/.lb-tool.yaml : Create ~/