# istio_xds-partial-full.yaml
apiVersion: release-notes/v2
kind: feature
area: traffic-management
issue:
- 37989
- 37974

releaseNotes:
- |
  **Improved** XDS generation to send less resource when possible, sometimes omitting a response entirely.
  This can be disabled by the `PILOT_PARTIAL_FULL_PUSHES=false` environment variable, if necessary.