ZONES

It provides a virtual operating system environment

CONTAINERS

Called resource management

Resource Management

Resource Daemons allows you to regulate how much physical memory is used by a project by --- the overall mount that can be used

Types of zones

Global zone only one on a physical ----

Non-Global zone 8192 non-global zones can be create simply this is referred as zone

Zone has six states

Configured

A zone is in this state when the configuration has been completed and storage has been committed

Incomplete

A zone is set to this state during an install or uninstall operation upon completion of the operation, it changes to the correct state

Installed

A zone in this state has a confirmed configuration

Ready

Zones virtual platform is establish the kernel creates the zsched process, the

network interfaces are plumbed and file systems are mounted

System also assigns a zone id at this state but are no processes associated with this

zone

Running

A zone enters this state when the first user process is created. This is the normal state for an operation zone

Shutting down

A zone cannot shutdown for any reason, then it will also displays the state

Configuration of ZONES

Create a filesystem with 3Gb

# mkdir /zonedir

# mount /dev/dsk/c0t0d0s4 /zonedir

# zonecfg –z

zonecfg:zone> create

zonecfg:zone> set autoboot=true

zonecfg:zone> set zonepath=/zonedir

zonecfg:zone> add net

:zone net> set physical=hme0

zone net> set address = 200.200.0.1

zone:net> end

zone > verify

zone> info

zone> commit

zone> exit

# zoneadm list –vc

# chmod 700 /zonedir

# zoneadm –z zone install

# zoneadm –z zonedir boot

# zoneadm –z zonedir ready

# zoneadm –z zonedir boot

# zlogin –C –E zone

select locale, terminal type 13

To identify the zone configuration

# ifconfig –a

# zoneadm list –vc

How to uninstall or unconfigure

# zoneadm –z zonedns halt

# zoneadm list –vc

# zoneadm –z zonedns uninstall

# zonecfg –z zone

zonecfg:zone> delete