The ss send-Q column shows non-zero value constantly, while netstat shows Send-Q as zero for same port and same process. Can you please let me know why like this and what does mean by non-zero value.
root@prd-140:~# ss -lntp6 sport = :16514
State Recv-Q Send-Q Local Address:Port Peer Address:Port
LISTEN 0 1000 *:16514 *:* users:(("libvirtd",pid=30991,fd=5),("systemd",pid=1,fd=70))
root@prd-140:~# netstat -lanpt6 |egrep 'Send|16514'
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp6 0 0 :::16514 :::* LISTEN 1/systemd
