And the answer is ... A bug in my code was causing my software to *very occasionally* send out a message in which the initial part of the message was malformed for the protocol it implements. (Syslog, in the UNIX/RFC 3164 sense of the word, not in the MVS SYSLOG sense of the word.)
An Intrusion Protection System was then shutting down the path on the theory that this was some sort of malware attack. So all of a sudden data, including subsequent correctly-formed messages, would stop arriving at the destination for some period of time. (Exactly what the "reset" trigger was is not clear to me.) Working on a fix ... Charles -----Original Message----- From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of Elardus Engelbrecht Sent: Friday, March 22, 2013 7:44 AM To: [email protected] Subject: Re: Lost datagrams on z/OS 1.12? Charles Mills wrote: >Good question. The big problem is at one customer. Thanks. That could helps you to narrow your search to a solution. >So the answer to your question is a little unclear. 1 or 2 customers out of 3. Ok. Then I'm out of ideas and any possible contributions to your problem solving. I was hoping you have 3 million customers and you have problem with this ONE customer... ;-) Good luck and all of the very best for you! Groete / Greetings Elardus Engelbrecht ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
