Monitoring & Maintenance


πŸ“‘ 1. Pengantar Monitoring & Maintenance

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πŸ“– Deskripsi

Monitoring adalah proses mengawasi kinerja sistem TI secara real-time, sedangkan Maintenance adalah kegiatan perawatan untuk menjaga sistem tetap optimal dan mencegah gangguan.

🧠 Narasi

Bayangkan sistem TI seperti kendaraan. Monitoring adalah dashboard yang menunjukkan kondisi mesin, sedangkan maintenance adalah servis rutin agar kendaraan tetap berjalan dengan baik.


🎯 2. Tujuan Monitoring & Maintenance

πŸ“Œ Tujuan:

  • Menjaga performa sistem
  • Mendeteksi masalah lebih awal
  • Mencegah downtime
  • Meningkatkan keandalan

πŸ“Š Manfaat:

ManfaatPenjelasan
Early DetectionDeteksi masalah cepat
EfficiencySistem lebih optimal
ReliabilityMinim gangguan

🧠 Narasi

Dengan monitoring yang baik, masalah dapat diselesaikan sebelum berdampak besar.


🧱 3. Komponen Monitoring Infrastruktur

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πŸ“– Komponen:

  • Monitoring Agent
  • Server Monitoring
  • Dashboard
  • Alert System

🧠 Narasi

Monitoring bekerja dengan mengumpulkan data dari sistem dan menampilkannya dalam bentuk visual.


πŸ“Š 4. Parameter yang Dimonitor

πŸ“– Parameter:

  • CPU Usage
  • Memory Usage
  • Disk Usage
  • Network Traffic
  • Uptime

πŸ“Š Contoh Tabel:

ParameterNormalWarningCritical
CPU<70%70–90%>90%
RAM<75%75–90%>90%

🧠 Narasi

Parameter ini membantu administrator mengetahui kondisi sistem secara real-time.


πŸ› οΈ 5. Tools Monitoring

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πŸ“– Tools Populer:

  • Nagios
  • Zabbix
  • Grafana

🧠 Narasi

Tools ini membantu visualisasi data sehingga lebih mudah dianalisis.


🚨 6. Alerting System

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πŸ“– Jenis Alert:

  • Email
  • SMS
  • Dashboard Alert

🧠 Narasi

Alert memastikan administrator segera mengetahui jika terjadi masalah.


πŸ”„ 7. Maintenance (Perawatan Sistem)

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πŸ“– Jenis Maintenance:

  • Preventive
  • Corrective
  • Adaptive

🧠 Narasi

Maintenance mencegah kerusakan sebelum terjadi dan memperbaiki jika sudah terjadi.


πŸ”§ 8. Preventive Maintenance

πŸ“– Contoh:

  • Update sistem
  • Backup data
  • Cleaning hardware

🧠 Narasi

Seperti servis kendaraan, preventive maintenance dilakukan secara rutin.


πŸ› οΈ 9. Corrective Maintenance

πŸ“– Contoh:

  • Perbaikan server rusak
  • Restart sistem
  • Debugging

🧠 Narasi

Dilakukan setelah terjadi masalah untuk mengembalikan sistem ke kondisi normal.


πŸ“ˆ 10. Logging & Audit

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πŸ“– Fungsi:

  • Mencatat aktivitas sistem
  • Analisis masalah
  • Keamanan

🧠 Narasi

Log adalah β€œjejak digital” yang membantu memahami apa yang terjadi dalam sistem.


πŸ” 11. Monitoring untuk Keamanan

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πŸ“– Konsep:

  • SIEM
  • Intrusion detection

🧠 Narasi

Monitoring juga berfungsi sebagai sistem deteksi ancaman.


☁️ 12. Monitoring di Cloud

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πŸ“– Tools:

  • CloudWatch (AWS)
  • Azure Monitor

🧠 Narasi

Cloud menyediakan monitoring otomatis yang sangat powerful.


πŸ—οΈ 13. Arsitektur Monitoring System

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πŸ› οΈ 14. Tutorial Praktikum (Monitoring Linux)

🎯 Tujuan:

Monitoring resource server

πŸ“‹ Perintah:

top
htop
df -h
free -m

πŸ“‹ Network:

ping google.com
netstat -tulnp

🧠 Narasi

Perintah ini membantu melihat kondisi CPU, RAM, disk, dan jaringan.


πŸ“Š 15. Studi Kasus

πŸ’Ό Kasus:

Server perusahaan tiba-tiba down

πŸ“‹ Solusi:

  • Cek monitoring dashboard
  • Analisis log
  • Restart service
  • Upgrade resource

🧠 Analisis

Monitoring membantu menemukan akar masalah dengan cepat.


⚠️ 16. Tantangan Monitoring & Maintenance

❗ Masalah:

  • Over monitoring
  • Alert fatigue
  • Kurangnya SDM

🧠 Narasi

Monitoring harus tepatβ€”tidak terlalu sedikit, tidak terlalu banyak.


πŸ“ 17. Kesimpulan

πŸ“Œ Inti:

  • Monitoring = pengawasan
  • Maintenance = perawatan
  • Keduanya penting untuk menjaga sistem stabil

🧠 Penutup

Tanpa monitoring dan maintenance, sistem TI akan rentan terhadap gangguan dan downtime.


πŸ“š 18. Latihan & Diskusi

πŸ’¬ Pertanyaan:

  1. Apa perbedaan monitoring dan maintenance?
  2. Mengapa alert penting?
  3. Apa fungsi logging?