DB: TNS-12537 TNS-12560 TNS-00507

To address the following error while start a listener on OL6, set LD_BIND_NOW to 1. This variable may have to be set in the context of a EMCC agent.

$ lsnrctl start LISTENER_DBCLONE

LSNRCTL for Linux: Version 12.1.0.2.0 - Production on 02-AUG-2018 15:27:07
Copyright (c) 1991, 2014, Oracle. All rights reserved.
Starting /u01/app/oracle/product/12.1.0.2/dbhome_1/bin/tnslsnr: please wait...
TNS-12537: TNS:connection closed
TNS-12560: TNS:protocol adapter error
TNS-00507: Connection closed
Linux Error: 29: Illegal seek
$ export LD_BIND_NOW=1
$ lsnrctl start LISTENER_DBCLONE

LSNRCTL for Linux: Version 12.1.0.2.0 - Production on 02-AUG-2018 15:28:08

Copyright (c) 1991, 2014, Oracle. All rights reserved.
Starting /u01/app/oracle/product/12.1.0.2/dbhome_1/bin/tnslsnr: please wait...
TNSLSNR for Linux: Version 12.1.0.2.0 - Production
System parameter file is /u01/app/oracle/product/12.1.0.2/dbhome_1/network/admin/listener.ora
Log messages written to /u01/app/oracle/diag/tnslsnr/<myhost>/listener_dbclone/alert/log.xml
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=<myhost>.<mydomain>)(PORT=1523)))
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=<myhost>.<mydomain>)(PORT=1523)))
STATUS of the LISTENER
------------------------
Alias LISTENER_DBCLONE
...
The command completed successfully