How to compile jsp manually in R12?

Bring down application service's and make sure no processes are running.

[applmgr@apps scripts]$ ps -fu applmgr
UID        PID  PPID  C STIME TTY          TIME CMD
applmgr  26766 26765  0 17:33 pts/1    00:00:00 -bash
applmgr  28635 26766  0 18:17 pts/1    00:00:00 ps -fu applmgr
[applmgr@apps scripts]$

cd $FND_TOP/patch/115/bin


[applmgr@apps bin]$ perl ojspCompile.pl --compile --flush -p 4
logfile set: /u02/inst/apps/PROD_apps/logs/appl/rgf/ojsp/ojspc_error.log
starting...(compiling all)
using 10i internal ojsp ver: 10
synchronizing dependency file:
  loading deplist...8048
  enumerating jsps...8048
  updating dependency...0
initializing compilation:
  eliminating children...5979 (-2069)
translating and compiling:
  translating jsps...5979/5979 in 2m44s
  compiling jsps...5979/5979 in 4m28s
Finished!

[applmgr@apps bin]$

/u02/apps/apps_st/appl/fnd/12.0.0/patch/115/bin

[applmgr@apps bin]$

JSP Compilation logs 
=============

In 11i, all jsp compilation errors are logged in 
$IAS_ORACLE_HOME/Apache/Jserv/logs/mod_jserv.log

In R12, all jsp compilation errors are logged in $LOG_HOME/ora/10.1.3/j2ee/oacore/oacore_default_group_1/application.log