redeploying with less disk space

1 job for master in 19 seconds (queued for 8 seconds)
Name Stage Failure
production Production
Release "production" does not exist. Installing it now.
Error: unable to build kubernetes objects from release manifest: error validating "": error validating data: ValidationError(StatefulSet.spec): unknown field "strategy" in io.k8s.api.apps.v1.StatefulSetSpec
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
Cleaning up file based variables
ERROR: Job failed: command terminated with exit code 1