Upgrade with atomic rollback helm
Roll back automatically if upgrade does not succeed in 5m
helm upgrade <release> ./mychart -n <ns> -f values.yaml --atomic --timeout 5m
more helm
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Set individual values
helm upgrade <release> ./mychart --set image.tag=v1.5.0 --set replicaCount=3
Show release manifest
helm get manifest <release> -n <ns>
Roll back to previous version
helm history <release> -n <ns> && helm rollback <release> 0 -n <ns>
Search chart versions
helm search repo <chart> --versions | head -20
Show chart default values
helm show values <repo>/<chart> --version <ver>