D.3. tarantella array

This command enables SGD Administrators to set up and dismantle arrays of SGD servers.

The command can be run on any SGD server in the array.

Syntax

tarantella array add_backup_primary | clean | detach |
edit_backup_primary | join | list | list_backup_primaries |
make_primary | remove_backup_primaries

Description

The following table shows the available subcommands for this command.

Subcommand

Description

More Information

add_backup_primary

Adds a secondary server to the backup primaries list for an array.

Section D.4, “tarantella array add_backup_primary”

clean

Returns an SGD server to a preconfigured array state.

Section D.5, “tarantella array clean”

detach

Removes secondary servers from an array.

Section D.6, “tarantella array detach”

edit_backup_primary

Sets the position of a secondary server in the backup primaries list for an array.

Section D.7, “tarantella array edit_backup_primary”

join

Adds a server to an array.

Section D.8, “tarantella array join”

list

Lists the members of the array, identifying the primary server.

Section D.9, “tarantella array list”

list_backup_primaries

Displays the backup primaries list for an array.

Section D.10, “tarantella array list_backup_primaries”

make_primary

Makes a secondary server the primary server for the array that it is currently a member of.

Section D.11, “tarantella array make_primary”

remove_backup_primary

Removes one or all secondary servers from the backup primaries list for an array.

Section D.12, “tarantella array remove_backup_primary”

Note

All commands include a --help option. You can use tarantella array command --help to get help on a specific command.

Examples

The following example adds the server boston to the array with primary server newyork.

$ tarantella array join --primary newyork.example.com \
--secondary boston.example.com

The following example makes the secondary server boston the primary server in the array. The previous primary server becomes a secondary server.

$ tarantella array make_primary \
--secondary boston.example.com