Verified in "4.8.0-0.ci.test-2021-09-06-042332-ci-ln-t6rlkv2-latest" version. With this version, it is observed that the algorithm now gets set to "source" type by default:
oc get clusterversion
NAME VERSION AVAILABLE PROGRESSING SINCE STATUS
version 4.8.0-0.ci.test-2021-09-06-042332-ci-ln-t6rlkv2-latest True False 9m9s Cluster version is 4.8.0-0.ci.test-2021-09-06-042332-ci-ln-t6rlkv2-latest
Inside router pod:
sh-4.4$ env | grep -i balance
# Secure backend, pass through
timeout check 5000ms
server pod:web-server-rc-ftncz:service-secure:https:10.129.2.12:8443 10.129.2.12:8443 weight 256
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory (OpenShift Container Platform 4.8.12 bug fix update), and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.