So...what is a container anyway?

15 Pages·2012·0.71 MB·English

So...what is a
container anyway?
Liz Rice
@lizrice | @microscaling
So...what is a
container anyway?
With thanks to Julien Friedman
@doctor_julz
App A App B
bins / libs
OS
server
App A App B App C App D
Hbyinpse r/v ilsibosr Hbyinpse /rv liisbosr
Guest OS Guest OS
Hypervisor
Host OS
server
App A App B App C
bins / libs bins / libs
Host OS
server

Namespaces
“What you can see”
UNIX Timesharing System
Process IDs
File system (mount points)
Users
IPC
Networking
Control groups
“What you can use”
CPU
Memory
Disk I/O
Network
Device permissions (/dev)
image
App A App B App C
bins / libs bins / libs
Host OS
server