Yandex Audit Trails event reference
Written by
Updated at May 7, 2026
Audit Trails supports tracking control plane and data plane events for Yandex Application Load Balancer.
The general format of the event_type field value is as follows:
yandex.cloud.audit.apploadbalancer.<event_name>
You can find the detailed JSON structure of the event record in the audit log reference. The events in it are sorted alphabetically without division into levels and contain all possible fields. In real logs, the field set depends on the parameters of the event and particular object.
Control plane event reference
| Event name | Description |
|---|---|
AddBackendGroupBackend |
Adding a backend to a backend group |
AddLoadBalancerListener |
Adding a listener to a load balancer |
AddLoadBalancerSniMatch |
Adding an SNI listener to a load balancer |
AddTargetGroupTargets |
Adding a VM to a target group |
CancelZonalShift |
Stopping the process of outputting traffic from any availability zone |
CreateBackendGroup |
Creating a backend group |
CreateHttpRouter |
Creating an HTTP router |
CreateLoadBalancer |
Creating a load balancer |
CreateTargetGroup |
Creating a target group |
CreateVirtualHost |
Creating a virtual host |
DeleteBackendGroup |
Deleting a backend group |
DeleteHttpRouter |
Deleting an HTTP router |
DeleteLoadBalancer |
Deleting a load balancer |
DeleteTargetGroup |
Deleting a target group |
DeleteVirtualHost |
Deleting a virtual host |
RemoveBackendGroupBackend |
Removing a backend from a backend group |
RemoveLoadBalancerListener |
Removing a listener from a load balancer |
RemoveLoadBalancerSniMatch |
Removing an SNI listener from a load balancer |
RemoveTargetGroupTargets |
Removing a VM from a target group |
RemoveVirtualHostRoute |
Deleting a virtual host route |
StartLoadBalancer |
Starting a load balancer |
StartZonalShift |
Starting the process of outputting traffic from any availability zone |
StopLoadBalancer |
Stopping a load balancer |
UpdateBackendGroup |
Updating a backend group |
UpdateBackendGroupBackend |
Updating a backend in a backend group |
UpdateHttpRouter |
Updating an HTTP router |
UpdateLoadBalancer |
Updating a load balancer |
UpdateLoadBalancerListener |
Updating a listener in a load balancer |
UpdateLoadBalancerSniMatch |
Updating an SNI listener in a load balancer |
UpdateTargetGroup |
Updating a target group |
UpdateVirtualHost |
Updating a virtual host |
UpdateVirtualHostRoute |
Updating a virtual host route |
Data plane event reference
| Event name | Description |
|---|---|
LoadBalancerHTTPAccessLog |
HTTP request logging |
LoadBalancerTCPAccessLog |
TCP request logging |