system mailqueue
Use these commands to view mail queue size statuses, including incoming, outgoing, IBE, spam and virus outbreak, and FortiSandbox queues. You can also reset the mail queue history.
Syntax
diagnose system mailqueue status
diagnose system mailqueue reset
Example
FortiMail # diagnose system mailqueue status
System Time: 2025-06-02 14:34:51 EDT (Uptime: 2d 21h 33m)
count
default: 0
default-slow: 0
incoming: 0
incoming-slow: 0
outgoing: 0
outgoing-slow: 0
ibe: 0
ibe-slow: 0
thresholded: 0
spam outbreak: 0
virus outbreak: 0
sandbox: 0