Experimental Physics and Industrial Control System
This message appears a _lot_ recently from one of my IOCs.
What does it mean? (Ignore the time stamp at the beginning
of each line - that is generated by logging software.)
Obviously, a network connection has been dropped.
Why? What I should I look for to debug this?
2001-05-09,12:18:35:
CA.Client.Diagnostic..............................................
2001-05-09,12:18:35: Message: "Network connection lost"
2001-05-09,12:18:35: Severity: "Warning" Context: "164.54.216.17:5064"
2001-05-09,12:18:35: Source File: ../iocinf.c Line Number: 1479
2001-05-09,12:18:35:
..................................................................
2001-05-09,12:18:35: CAC: unexpected select fail:
851971=S_iosLib_INVALID_FILE_DESCRIPTOR
The IOC generating the message is
Motorola MVME 162, 16 MB RAM
VxWorks 5.2
EPICS R3.13.1
The IOC receiving the message is
IP address = 164.54.216.17
Motorola MVME 2700, 32 MB RAM
Tornado 2.0
EPICS R3.13.3
The source code file: /opt/epics/R3.13.1/base/src/ca/iocinf.c
has the function cac_close_ioc() which contains
line 1479 with the following context:
piiu->sock_chan = INVALID_SOCKET;
ellFree (&piiu->destAddr);
if (chanDisconnectCount) {
genLocalExcep (ECA_DISCONN, piiu->host_name_str);
}
free (piiu);
UNLOCK;
Thanks,
Pete Jemian
UNICAT
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