- clone一个namespace隔离的进程???
- fork什么意思
MSNOEXECno other application is allowed to run inside this systemMS_NOSUIDnot allowed to doset-user-IDorset-group-IDMS_NODEVthis is a default parameter set for linux
- what is the point, this is like run the command inside the system ?
- the first process inside the container, which PID = 1 is the process init