The autoscaling mode. Set to one of: ON, OFF, or ONLY_SCALE_OUT. For
more information, see Autoscaler modes.
Values:
UNDEFINED_MODE (0):
A value indicating that the enum field is not
set.
MODE_UNSPECIFIED (371348091):
No description available.
OFF (78159):
Autoscaling is disabled.
ON (2527):
Autocaling is fully enabled.
ONLY_SCALE_OUT (152713670):
Autoscaling will only scale out and will not
remove nodes.
