Thursday, October 14, 2010

Solaris 10: History of Zones


There was a great article holding a short the history of Zones under Solaris 10 on a version by version release.
Solaris 10 11/06 (Update 3)
Zone renaming
Zone move and clone
zone attach/detach
Privileges in zone configuration

Solaris 10 8/07 (Update 4)
Upgrades, Live upgrades (ZULU)
IP Instances (dedicated NIC/separate TCP/IP stack)
Resource setting for memory/CPU

Solaris 10 5/08 (Update 5)
Dry run of zone migration (zoneadm -n)
CPU caps for zones

Solaris 10 10/08 (Update 6)
Update on attach
Default router in shared stack
Full ZFS support for zones

Solaris 10 10/09 (Update 8)
Turbo-Charged SVR4 Packaging
Zones Parallel Patching

Solaris 10 9/10 (Update 9)
Zones P2V (Physical to Virtual)
Host ID Emulation
"Upgrade on attach"
The benefits to Zones are many, but a few include: zero cost, incredible density on a single OS instance (up to 4000), and virtually no overhead.

Solaris Zones are an essential part of any cost effective data center when performance managed services for external customers.

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