Auto Devops: postgresql times out, with official ruby template

I'm getting following error while deploying the default ruby template to my cluster.

$ auto-deploy ensure_namespace
NAME                 STATUS   AGE
ruby-36-production   Active   22s
$ auto-deploy initialize_tiller
Checking Tiller...
Tiller is listening on localhost:44134
Client: &version.Version{SemVer:"v2.16.9", GitCommit:"8ad7037828e5a0fca1009dabe290130da6368e39", GitTreeState:"clean"}
[debug] SERVER: "localhost:44134"

Kubernetes: &version.Info{Major:"1", Minor:"16", GitVersion:"v1.16.14", GitCommit:"d2a081c8e14e21e28fe5bdfa38a817ef9c0bb8e3", GitTreeState:"clean", BuildDate:"2020-08-13T12:24:51Z", GoVersion:"go1.13.15", Compiler:"gc", Platform:"linux/amd64"}
Server: &version.Version{SemVer:"v2.16.9", GitCommit:"8ad7037828e5a0fca1009dabe290130da6368e39", GitTreeState:"clean"}

$ auto-deploy create_secret
Create secret...
secret/gitlab-registry-iterate-ruby replaced
$ auto-deploy deploy
Error: release: "production" not found
Release "production-postgresql" does not exist. Installing it now.
INSTALL FAILED
PURGING CHART
Error: release production-postgresql failed: timed out waiting for the condition
Successfully purged a chart!
Error: release production-postgresql failed: timed out waiting for the condition
Uploading artifacts for failed job
Uploading artifacts...
WARNING: environment_url.txt: no matching files    
WARNING: tiller.log: no matching files             
ERROR: No files to upload                          
ERROR: Job failed: exit code 1

Kubernetes version: v1.16.14

The cluster is a fresh 3 node cluster and should have enough resources.

Is there anything i can do, to debug this?