Linux OS : Server Does Not Accept FTP Connections Intermittently

(Doc ID 2347891.1)

Last updated on JANUARY 17, 2018

Applies to:

Linux OS - Version Oracle Linux 6.7 and later
Linux x86-64

Symptoms

Server reports  below errors in the logs and at the same  time  FTP users will  not be able to connect to  the server.

>>/var/log/messages

2017-12-14T19:02:07.747841+00:00 hostname xinetd[18630]: Failed to contact identity server at 10.1.1.2: timeout
2017-12-14T19:02:07.871103+00:00 hostname xinetd[2564]: refused connect from 10.1.1.2 due to excessive load
2017-12-14T19:02:07.871121+00:00 hostname xinetd[2564]: FAIL: ftp load from=10.1.1.2
2017-12-14T19:02:12.868870+00:00 hostname xinetd[2564]: refused connect from 10.2.2.1 due to excessive load
2017-12-14T19:02:12.868889+00:00 hostname xinetd[2564]: FAIL: ftp load from=10.2.2.1
2017-12-14T19:02:12.897369+00:00 hostname xinetd[2564]: refused connect from 10.3.3.1 due to excessive load
2017-12-14T19:02:12.897392+00:00 hostname xinetd[2564]: FAIL: ftp load from=10.3.3.1
2017-12-14T19:02:12.963985+00:00 hostname xinetd[18632]: Failed to contact identity server at 10.1.1.1: timeout
2017-12-14T19:02:13.075778+00:00 hostname xinetd[18633]: Failed to contact identity server at 10.1.1.1: timeout
2017-12-14T19:02:13.564927+00:00 hostname xinetd[2564]: refused connect from 10.2.2.1 due to excessive load
2017-12-14T19:02:13.564942+00:00 hostname xinetd[2564]: FAIL: ftp load from=10.2.2.1


Cause

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