Updated on 2025-07-30 GMT+08:00

Weight-based Traffic Distribution

ASM supports weight-based traffic distribution.

Updating Weight-based Traffic Distribution on the Console

  1. Log in to the UCS console. In the navigation pane, choose Service Meshes.
  2. Click the name of the target service mesh to go to its details page.
  3. In the navigation pane, choose Service Center > Mesh Services.
  4. Click the service name to go to the details page.
  5. Click the tab for displaying grayscale releases and select the grayscale release update option.
  6. Reset the traffic weight parameter in the target service for weight-based traffic distribution.

Editing Parameters for Weight-based Traffic Distribution Using YAML

Select YAML for Current Data and edit the parameters in the editing area. The following are the parameters in the YAML file. (Configure the parameters based on site requirements.)

apiVersion: v1
kind: VirtualService
metadata:
  name: reviews-route
spec:
  hosts:
  - reviews.prod.svc.cluster.local
  http:
  - route:
    - destination:
        host: reviews.prod.svc.cluster.local
        subset: v2
      weight: 25                  # Set the weight.
    - destination:
        host: reviews.prod.svc.cluster.local
        subset: v1
      weight: 75                  # Set the weight.