Moving to the Cloud
Shota Papiashvili
Apr 22, 2020
About Me
CTO @
Shota Papiashvili
Agenda
- About Walla
- Walla before the migration
- Vendor research
- Migration - technical
- Migration process
- Walla After the migration
About Walla
About Walla
- 7.5+M Monthly unique visitors
- 70+M Monthly Page Views
- 1.7+PB Storage
- 3.5+M Active email accounts
- 8 Native Apps
Walla before
- 20+ years of legacy
- 200m Data center
- ~Low site redundancy
- High dependencies on IT
- Big IT Team (9 EEs)
- 2.3 PB storage rack
Vendor research
Vendor research
Technical
- Cost approximation
- Opex vs Capex
business
-
Who can do it?
-
Who did it before?
-
How we will do it? - design
Migration - Technical
Migration Process
- Lift and shift VS Fix and shift
- How we move 2.2Pb to Ireland?
- Monitoring
- Abnormality detection
- Databases - replica?
- Gradual cutover
Walla After
Walla After
- From IT to DevOps
- Removing IT dependencies
- Cloud speed
- Fast POC
- Agility
- Focus
Thank You!
Shota Papiashvili
@shotapa shotap
Walla Migration
By Shota Papiashvili
Walla Migration
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