Verify Log Forwarding to Panorama

Access the firewall CLI.
If you configured Log Collectors, verify that each firewall has a log forwarding preference list.
> 
show log-collector preference-list
If the Collector Group has only one Log Collector, the output will look something like this:
Forward to all: No 
Log collector Preference List 
Serial Number: 003001000024 
IP Address: 10.2.133.48 
IPV6 Address: unknown 
Verify that each firewall is forwarding logs.
> 
show logging-status
For successful forwarding, the output indicates that the log forwarding agent is active.
For a Panorama virtual appliance, the agent is

Panorama

.

For an M-Series appliance, the agent is a

LogCollector

.

For the Logging Service, the agent is

Log CollectionService.

. And the

‘Log Collection log forwarding agent’ is active and connected to 
<IP_address>.
View the average logging rate. The displayed rate will be the average logs/second for the last five minutes.
If Log Collectors receive the logs, access the Panorama web interface, select
Panorama
Managed Collectors
and click the
Statistics
link in the far-right column.
If a Panorama virtual appliance in Legacy mode receives the logs, access the Panorama CLI and run the following command:
debug log-collector log-collection-stats show incoming-logs
This command also works on an M-Series appliance.