reuse-values pitfall

note: --reuse-values silently keeps stale overrides; --reset-values forces clean merge

helm upgrade --install <name> ./chart --reset-values -f values.yaml
tool
helm54 commands
tags
helmtroubleshootinggitopsk8s

More helm commands

  • Inspect release hooks
    helm get hooks <rel> -n <ns>

    Dump rendered pre/post-install/upgrade hooks to debug failing job ordering

  • Dry-run a rollback
    helm history <rel> -n <ns> && helm rollback <rel> <rev> --dry-run -n <ns>

    Preview which revision a rollback targets before committing to it

  • Update chart dependencies
    helm dependency update ./chart && helm dependency build ./chart

    update refreshes Chart.lock from repos; build fetches subcharts from existing lock

  • Wait for jobs on install
    helm upgrade --install <name> ./chart --wait --wait-for-jobs --timeout 10m -n <ns>

    Block until pods ready AND hook Jobs complete; avoids racing on migrations

  • Parse release status as JSON
    helm status <rel> -n <ns> -o json | jq '.info.status, .info.last_deployed'

    Extract machine-readable deploy state for scripts and gate checks

all 54 helm commands