eLlink/TCP 3.1/TUX - Multiplex messages appear to contain invalid session# (Doc ID 775769.1)

Last updated on NOVEMBER 04, 2016

Applies to:

Oracle Tuxedo / eLink-Mainframe / 3,1
Information in this document applies to any platform

Goal

==================
Customer Environment
==================
eLink TCP3.1 running  at RP# 19
Sun Solaris 8. (4 cpu Ultra - 4 )

==============
Customer Problem
===============
The CICIS Handler has a Multiplex of 7 and the gwiconfig has a Maxconnect of 2.

At bootup the connection messages seem to verify the correct multiplex of 7 and maxconnect of 2.
=> GWIDOMAIN.26271: LIBGWI_CAT:1057: INFO: Multiplex count for connection 0 is 7
=>GWIDOMAIN.26319: LIBGWI_CAT:1057: INFO: Multiplex count for connection 1 is 7

Intermittent CICS problems result in service timeouts and the service timeout messages show
the MULTIPLEX number being higher
Example:
=> GWIDOMAIN.26271: LIBGWI_CAT:1115: WARN: Deleting timed out session 1/13

**********************************
Backline Support Comments
**********************************
=================
Research results:
=================
What appears to be happening is the contents of the right data field,which is supposed to show the session-nbr,
contains invalid information.

Below is a set of ULOG messages corresponding to the GWIDOMAIN that is associated with the customer Foreign connection
to CICS mp03.

********************************************************
* Connection 0 is established with Multiplex count 7
********************************************************
001327.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1167: INFO: Connection 0 established for session 0
001327.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1056: INFO: Connection 0 initialized to foreign mp03, ID:
Welcome to BEA eLink TCP for CICS
001327.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1057: INFO: Multiplex count for connection 0 is 7

********************************************************
* Connection 1 is established with Multiplex count 7
********************************************************

071354.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1167: INFO: Connection 1 established for session 7
071355.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1056: INFO: Connection 1 initialized to foreign mp03, ID:
Welcome to BEA eLink TCP for CICS
071355.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1057: INFO: Multiplex count for connection 1 is 7

********************************************************
* Connection 0 reports Timeouts occured for 2 sessions.
* Note: 2 LIBGWI_CAT:1115 messages which contain invalid
* information in right data field:
* 0/5 , 0/6
********************************************************

071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1129: ERROR: Timeout on remote service MLPBO021 on foreign mp03
071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1114: ERROR: Local request 'MLPBO021' timed out, returning
error response
071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1115: WARN: Deleting timed out session 0/5 

071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1129: ERROR: Timeout on remote service MLPBO021 on foreign mp03
071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1114: ERROR: Local request 'MLPBO021' timed out, returning
error response
071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1115: WARN: Deleting timed out session 0/6 

********************************************************
* Connection 1 reports Timeouts occured for 5 sessions.
* Note: 5 LIBGWI_CAT:1115 messages which contain invalid
* information in right data field:
* 1/9 , 1/10 , 1/11 , 1/12 , 1/13
********************************************************

071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1129: ERROR: Timeout on remote service MLPBO035 on foreign mp03
071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1114: ERROR: Local request 'MLPBO035' timed out, returning
error response
071503.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1115: WARN: Deleting timed out session 1/9 

071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1129: ERROR: Timeout on remote service MLPBO021 on foreign mp03
071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1114: ERROR: Local request 'MLPBO021' timed out, returning
error response
071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1115: WARN: Deleting timed out session 1/10 

071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1129: ERROR: Timeout on remote service MLPBO021 on foreign mp03
071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1114: ERROR: Local request 'MLPBO021' timed out, returning
error response
071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1115: WARN: Deleting timed out session 1/11 

071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1129: ERROR: Timeout on remote service MLPBO021 on foreign mp03
071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1114: ERROR: Local request 'MLPBO021' timed out, returning
error response
071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1115: WARN: Deleting timed out session 1/12 

071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1129: ERROR: Timeout on remote service MLPBO035 on foreign mp03
071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1114: ERROR: Local request 'MLPBO035' timed out, returning
error response
071504.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1115: WARN: Deleting timed out session 1/13 

072110.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1132: ERROR: Idle time-out on connection 1 to foreign mp03
072110.j1xsgs56.mn.nwa.com!GWIDOMAIN.26271: LIBGWI_CAT:1110: INFO: Closing connection 1

Solution

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