Set container-concurrency-target to 1.0 to stabilize autoscaling. (#2036)
Set container-concurrency-target to 1.0 to stabilize autoscaling. (#2036)

As per #2016, overshooting by design can cause an endless loop of scaling higher and higher if requests are too short-lived. A value of 1.0 stabilizes things a bit better until we fix the underlying issue.
knative/serving,knative/serving