Why PaaS(Platform as a Server) over IaaS (Infrastructure as a Service) for Ruby on Rails Hosting.

1. “
Hosting Rails Apps
What is it & Why it's matters
”

2. Hosting Options
“
Shared
Server
VPS(Virtual
Private Server)
Dedicated
Server
”

3. Shared Hosting
“
”

4. Shared Hosting
“
”

5. Shared Hosting
“
Pros:
- Cheap, cheap,cheap
- You pay for whatever you need
- Maintenance taken care of by your provider
- Do not need special skill set for administrative task
Cons:
- Slow, slow, slow
- Limited number of resources
- Not enough memory can be allocated to you
- No control (sometimes non-root SSH)
- Long term problems with scalability and backup.
”

6. VPS
“
”

7. VPS
“
Pros:
- Only pay for what you need
- Enough resources to run Rails effectively
- Easy upgrade/downgrade
- VERY easy to get started
- You control everything
- Affordable (great bang for your buck)
Cons:
”
- You have to build your slice from scratch
- Can be outgrown rapidly if your world-changing app really takes
off
- Not cost effective when you become big You

8. Differences
“
Resources
Security
Platform
”

9. When to move from Shared to VPS
hosting
“
- Your website is consuming all your processors.
- Your website is gobbling your CPU and RAM resources.
- You feel the need for complete control.
- You are looking for excellent performance and stability.
- You want to expand the existing performance level.
”

10. Dedicated Hosting
“
”

11. Shared and VPS providers
“
Shared Hosting Providers:
- DreamHost, BlueHost, GreenGeeks, HostGator and MyHosting
VPS Providers:
- Linode, DigitalOcean, Amazon EC2
”

12. Amazon EC2
“
EC2 = Elastic Compute Cloud
Your own distro(Even window)
Full root access
Shared machine with xen
Free Transfer between EC2-EC2 AND EC2 – S3
You pay hourly, not monthly
Plenty of disk storage(EBS and easy integration with S3)
API to control your instances
Scaling can be automated
Many great “base” AMI available
”

13. What it takes
“
 Hardware acquisition
 Operating System
 Server Software
 Server Side Scripting Environment
 Web server
 Database Management System(Mysql,
 Configure production server
 Tool for testing and deployment
 Monitoring App
 High Availability
 Load Blancing/ Http Routing
 Service Backup Policies
 Team Collaboration
 Rebuild Production
Redis etc)
”

14. “
Hardware Acquisition
”

15. “
Operating System
”

16. “
Server Software
”

17. “
Server side Scripting Env
”

18. “
Web Server
”

19. “
Database Management
System
”

20. “
Configure production
server
”

21. “
Tool for testing and
Deployment
”

22. “
Monitoring App
”

23. “
High Availability
”

24. “
Load Blancing/ Http
Routing
”

25. “
Service Backup Policies
”

26. “
Team Collaboration
”

27. “
Rebuild Production
”

28. “
”

29. “
PaaS Providers for Rails
- App42 PaaS
- Heroku
- EngineYard
- OpenShift
- Appfog
”

30. “
Question?
Thanks
By:
Pravin Mishra
Twitter: pravinmishra88
”