Containers and Images: The Big Picture
WHY DO WE NEED A NEW WAY TO RUN APPLICATIONS?
About Me !
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Distribution
- Find
- Download
- License
- Package
- Trust
Installation
- Install
- Configuration
- Uninstall
- Update
- Cross-platform
Operation
- Start
- Security
- Stop
- Port conflicts
- Resource conflicts
- Auto restart
- Resource hogs
- Start on boot
- Dependencies
- Conflicting libraries
What Is a Container?
Containers are processes
Containers are isolated processes
Default Isolation
Opt-in Isolation
Isolation Evolution
Containers are processes with much more isolation
Namespaces "trick" a process into seeing an entirely separate machine.
Namespaces are like databases
Each process, or process group, can have its own database of resources
Namespaces are like lists
Types of namespaces are like different types of lists
What Is an Image?
breaking down docker run
Union Filesystem
Image vs. Container Layers
nginx:alpine Image Configuration
File system Bundle config.json
How Do I Get Started?
Don’t start in production
Development Services
Testing Environments
Build Agent Software
Build Agent Images
Inverted Learning
What Will My Infrastructure Look Like?
Thinking Differently About App Dev
What Does Cross Platform Development Look Like Going Forward?
No more need to support multiple Linux distributions
No more need to support multiple Operating Systems
Let’s Talk About Ports
How About File systems?
What About Software Distribution?
Software Installation Challenges: Format
What About Configuration Management?
What About Existing Applications?
Questions !!
