1] For parameters that follow the CONCURRENT parameter and include spaces, enclose the parameter argument in double quotes, then again in single quotes. Oracle Application Object Library requires this syntax because it parses the argument string twice.
2] The above example uses the UNIX line continuation character ”, not all operating systems support the use of this character. If the line continuation character is not supported then the CONCSUB command should be submitted as one continuous line.
3] COCNSUB is also used to shutdown the concurrent managers, however to start the concurrent manager you have to use startmgr utility.
CONCSUB apps/apps SYSADMIN ‘System Administrator’ SYSADMIN WAIT=N CONCURRENT FND SHUTDOWN
CONCSUB apps/apps SYSADMIN ‘System Administrator’ SYSADMIN WAIT=N CONCURRENT FND ABORT
4] The CONCSUB executable is located at $FND_TOP/bin/CONCSUB.