rsyslogd-2177: imuxsock begins to drop messages from pid 3245 due to rate-limiting

最近在安裝 Snort 時，服務一直啟動失敗，想查 Log 看看是什麼原因，結果只有這樣的訊息，看不出來哪裡有問題。

Jul 29 17:20:42 XXXX01 snort[3187]:       Whitespace Characters: 0x09 0x0b 0x0c 0x0d

Jul 29 17:20:42 XXXX01 snort[3187]: rpc_decode arguments:

Jul 29 17:20:42 XXXX01 snort[3187]:     Ports to decode RPC on: 111 32770 32771 32772 32773 32774 32775 32776 32777 32778 32779

Jul 29 17:20:42 XXXX01 snort[3187]:     alert_fragments: INACTIVE

Jul 29 17:20:42 XXXX01 snort[3187]:     alert_large_fragments: INACTIVE

Jul 29 17:20:42 XXXX01 rsyslogd-2177: imuxsock begins to drop messages from pid 3187 due to rate-limiting