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  • Hà Nội
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devtdq1701/README.md
Trần Đăng Quang // Linux Sysadmin

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// System Information

host: "devtdq1701"
operator: "Trần Đăng Quang"
role: "Linux & System Administrator (Sysadmin)"
location: "Hanoi, Vietnam"
focus:
  - "Linux Server Administration & OS Tuning (Ubuntu, Debian, RHEL, Arch)"
  - "Container Orchestration & Maintenance (Docker, Kubernetes RKE2)"
  - "Task Automation & Tooling with Bash and Python"
  - "Infrastructure Observability & Monitoring (Zabbix, Prometheus, Grafana)"

// Stack & Tooling

Domain Technologies & Tools
Operating Systems
Containers & K8s
Automation & Scripting
Monitoring & Telemetry
Services & Registry

// Open Source Project

nexus-cli

A high-performance Python 3 CLI tool designed to manage and automate operations across Sonatype Nexus Repository Manager 3 (NXRM3) instances.

  • Storage Analytics: Scan repository disk usage, break down storage per Docker image, and utilize TTL disk caching.
  • Docker Retention Pruning: Automated tag cleanup (--older-than 30d), independent per-image retention (--keep-last <N>), regex branch protection, and dry-run safety by default.
  • Anti-Rate-Limiting: Automatic HTTP 429 Retry-After parsing, exponential backoff with jitter, and client pacing.
  • Maintenance Automation: Direct discovery and execution of system maintenance tasks (Admin - Compact blob store, Docker cleanup).
$ uptime
up 1460 days, load average: 0.05, 0.03, 0.00

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