We will proceed to software upgrade of the load balancer which should be transparent.
You may observed a few connection cut during the operation.
If you have an issue during this maintenance, please contact the support with a way to reproduce the issue (a curl command will be great).
EDIT 10:30 UTC : we have begun the maintenance procedure for one of the two instances.
EDIT 11:10 UTC : we have finished the upgrade, we will restart the instance this afternoon around 14:00 UTC.
EDIT 15:00 UTC : we have restart one the two load balancer instances, we are watching the metrics to get more insights between the two versions.
EDIT 9:30 UTC D+1 : since yesterday, we have observed telemetry and saw enhancement of them, we will begin the update of the second one
EDIT 11:00 UTC D+1 : the update is achieved without issues.