Migrasi ke Cloud (Cloud Migration)


🟒 1. Pengantar Migrasi ke Cloud

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Migrasi ke Cloud adalah proses memindahkan data, aplikasi, dan sistem dari infrastruktur lokal (on-premise) ke lingkungan cloud.

πŸ“Œ Tujuan:

  • Meningkatkan fleksibilitas
  • Mengurangi biaya infrastruktur
  • Meningkatkan skalabilitas

πŸ” Narasi:

Migrasi cloud adalah langkah transformasi digital yang banyak dilakukan perusahaan modern untuk meningkatkan efisiensi dan inovasi.


🟑 2. Alasan Migrasi ke Cloud

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πŸ“Š Manfaat:

ManfaatPenjelasan
Efisiensi biayaTidak perlu beli server
SkalabilitasMudah diperbesar
FleksibilitasAkses dari mana saja
KeamananDikelola provider

πŸ” Narasi:

Cloud memungkinkan perusahaan fokus pada bisnis, bukan infrastruktur.


🟑 3. Strategi Migrasi (6R Model)

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πŸ“Œ 6 Strategi:

StrategiPenjelasan
RehostPindah tanpa perubahan (lift & shift)
ReplatformModifikasi kecil
RefactorUbah arsitektur
RepurchaseGanti aplikasi (SaaS)
RetireHentikan sistem
RetainTetap di on-premise

πŸ” Narasi:

Tidak semua aplikasi dipindahkan dengan cara yang samaβ€”strategi dipilih sesuai kebutuhan.


🟑 4. Tahapan Migrasi Cloud

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πŸ“Œ Tahapan:

  1. Assessment
  2. Planning
  3. Migration
  4. Testing
  5. Optimization

πŸ” Narasi:

Migrasi bukan hanya memindahkan data, tetapi juga memastikan sistem tetap berjalan optimal.


🟑 5. Jenis Migrasi

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πŸ“Œ Jenis:

  • Data Migration
  • Application Migration
  • Database Migration

πŸ” Narasi:

Setiap jenis migrasi memiliki pendekatan dan tantangan berbeda.


🟑 6. Tools Migrasi Cloud

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πŸ“Œ Tools:

  • Amazon Web Services β†’ Migration Hub
  • Microsoft Azure β†’ Azure Migrate
  • Google Cloud Platform β†’ Migrate for Compute Engine

πŸ” Narasi:

Tools ini membantu mempermudah proses migrasi secara otomatis.


🟑 7. Tantangan Migrasi Cloud

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πŸ“Œ Tantangan:

  • Downtime
  • Keamanan data
  • Kompleksitas sistem
  • Biaya migrasi

πŸ” Narasi:

Migrasi cloud harus direncanakan dengan matang untuk menghindari risiko.


🟑 8. Keamanan dalam Migrasi

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πŸ“Œ Praktik:

  • Enkripsi data
  • Backup sebelum migrasi
  • Kontrol akses

πŸ” Narasi:

Keamanan adalah aspek penting selama proses migrasi.


🟑 9. Strategi Minim Downtime

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πŸ“Œ Teknik:

  • Blue-Green Deployment
  • Canary Release
  • Rolling Update

πŸ” Narasi:

Strategi ini memastikan sistem tetap berjalan saat migrasi.


🟑 10. Studi Kasus

🎯 Kasus: Perusahaan Migrasi ke Cloud

πŸ“Š Proses:

  • Analisis sistem lama
  • Pilih strategi (Rehost)
  • Migrasi database
  • Uji sistem
  • Go-live

πŸ” Narasi:

Migrasi bertahap membantu mengurangi risiko kegagalan.


🟑 11. Tutorial Praktikum

πŸŽ“ Praktikum: Migrasi Website Sederhana

πŸ”Ή Langkah:

  1. Siapkan server lokal
  2. Buat VM di Google Cloud Platform
  3. Upload file website
  4. Konfigurasi server
  5. Uji akses

πŸŽ“ Migrasi Database:

-- Backup database
mysqldump -u root -p db_name > backup.sql

-- Restore di cloud
mysql -u root -p db_name < backup.sql

πŸ” Narasi:

Mahasiswa belajar migrasi sederhana dari lokal ke cloud.


🟑 12. Diagram Ringkasan

On-Premise β†’ Migration Tools β†’ Cloud Platform β†’ Optimization

🟒 13. Best Practices Migrasi

  • Lakukan assessment terlebih dahulu
  • Gunakan strategi yang tepat
  • Backup data
  • Uji sistem setelah migrasi

🟒 14. Keuntungan Migrasi Cloud

  • Efisiensi operasional
  • Skalabilitas tinggi
  • Inovasi lebih cepat

🟒 15. Kesimpulan

  • Migrasi cloud adalah proses kompleks tetapi penting
  • Strategi 6R membantu menentukan pendekatan
  • Keamanan dan perencanaan sangat penting
  • Cloud memberikan banyak keuntungan setelah migrasi

🎯 Latihan & Diskusi

  1. Apa itu migrasi cloud?
  2. Jelaskan 6R model!
  3. Apa tantangan utama migrasi?
  4. Bagaimana mengurangi downtime?