System logs

AIX

AIX® System log - normally called syslog, syslog.out or syslog.user - location will vary.
AIX system error info can be found by issuing the errpt -a command to get a system error report.
System dump files are normally created in the user or application working directory.

RHEL System log - log files are usually located in the /var/log directory. Some log files are controlled by a daemon called syslogd. A list of log messages maintained by syslogd can be found in the /etc/syslog.conf configuration file.
RHEL system error info can be found by using the command dmesg (diagnostic messages) as a superuser. You should also check /var/log/messages for information.
System dump files normally created in the user or application working directory.

MQ error logs are normally located in the MQ error directories: ../mqm/errors/AMQ* and ../mqm/qmgrs/Q_MANAGER_NAME/errors/AMQ*

IBM® WebSphere® Liberty logs: errors occurring in the FTM OAC are recorded in the IBM WebSphere Liberty logs. These can be found in the following directory: install_directory/IBM/WebSphere/AppServer/profiles/APPLICATION_SERVER/logs/SERVER_NAME, where install_directory is the path to the IBM WebSphere Liberty installation directory, APPLICATION_SERVER is the name of your Application Server and SERVER_NAME is the name of your server.

IBM App Connect Enterprise error information is written to the syslog.
Provide the profile file for the broker administrator, for example: /home/mqsiuid/.profile
IBM App Connect Enterprise stdout, stderr files are created in BINARY format and are written to the directory: install_directory/mqsi/component/BROKER_NAME/EXECUTION_GROUP_UUID
IBM App Connect Enterprise abend files (if there are any) are found in the following directory: install_directory/mqsi/common/errors/*.abend
IBM App Connect Enterprise user and system traces.