System Administration Guide: Oracle Solaris Containers-Resource Management and Oracle Solaris Zones

About Backing Up a Solaris System With Zones Installed

You can perform backups in individual non-global zones, or back up the entire system from the global zone.

Backing Up Loopback File System Directories

Because many non-global zones share files with the global zone through the use of loopback file system read-only mounts (usually /usr, /lib, /sbin, and /platform), you must use a global zone backup method to back up lofs directories.

Caution – Caution –

Do not back up the lofs file systems shared with the global zone in non-global zones. An attempt by the non-global administrator to restore lofs file systems from a non-global zone could cause a serious problem.

Backing Up Your System From the Global Zone

You might choose to perform your backups from the global zone in the following cases:

Backing Up Individual Non-Global Zones on Your System

You might decide to perform backups within the non-global zones in the following cases.