It does not look like a custom metric - custom.googleapis.com/VMSeries/panSessionUtilization is available. While deploying autoscaling, TF exited with an error:
status: ERROR
statusDetails:
- message: The monitoring metric that was specified does not exist or does not have the required labels. Check the metric.
type: CUSTOM_METRIC_INVALID
It does not look like a custom metric -
custom.googleapis.com/VMSeries/panSessionUtilization
is available. While deploying autoscaling, TF exited with an error: