[root@zza-server: /u01/apex/utilities/debug]# rlwrap sqlplus /nolog

SQL*Plus: Release 11.2.0.2.0 Production on Sun May 27 20:02:17 2018

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

SQL> connect sys as sysdba
Enter password:
Connected.
SQL> @activity help
...activity.sql help
Usage: activity.sql arg1,arg2,...
Arguments:
- help ....................... print argument help and exit
- now ........................ set date to sysdate
- now=YYYY-MM-DD_HH24:MI:SS .. set to date (time parts are optional, default sysdate)
- last_minutes=nnn ........... look back nnn minutes (default 5)
- last_days=nnn .............. look back nnn days (default 5 minutes)
- app=nnn .................... just application nnn
- page=nnn ................... just page nnn
- workspace=WSNAME ........... just workspace with name WSNAME
- session=nnn ................ just session nnn
- user=USERNAME .............. just user USERNAME
- ip-address=a.b.c.d ......... just IP address a.b.c.d (if no address given, entries with ip address)
- error ...................... just show activity with errors
- error=XXX .................. just with errors like XXX (e.g. ORA-00942%)
Example: What errors occurred in the last 2 days?
SQL> @activity last_days=2,error
Example: What happened on 15h October 2015 between 9:00 and 10:00 in app 100?
SQL> @activity now=2015-10-15_10:00,last_minutes=60,app=100

PL/SQL procedure successfully completed.

SQL> @activity last_days=1
...activity.sql last_days=1
TIME                ELAP  APP:PAGE     SESSION         VIEW_TYPE     USER                           DEBUG           ERROR
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
2018-05-27 13:08:44 0.043 4500:1000    303768028132    Rendering     nobody
2018-05-27 13:08:44 0.029 4550:1       3471196831252   Rendering     nobody
2018-05-27 13:08:44 0.027 4550:1       3820907876090   Rendering     nobody
2018-05-27 18:54:33 0.049 4500:1000    12697450779493  Rendering     nobody
2018-05-27 18:54:33 0.039 4500:1000    15101452928910  Rendering     nobody
2018-05-27 18:54:34 0.063 4550:1       15101452928910  Rendering     nobody
2018-05-27 18:54:34 0.075 4550:1       12697450779493  Rendering     nobody
2018-05-27 18:54:44 0.060 4550:1       15101452928910  Rendering     nobody
2018-05-27 18:56:45 0.064 4550:1       15101452928910  Rendering     nobody
2018-05-27 19:44:20 0.043 4550:1       15101452928910  Rendering     nobody
2018-05-27 19:44:22 0.049 4550:1       15101452928910  Rendering     nobody
2018-05-27 19:47:49 0.059 4550:1       13306847707638  Rendering     nobody
2018-05-27 19:47:49 0.043 4500:1000    12458066593730  Rendering     nobody
2018-05-27 19:47:49 0.041 4500:1000    13306847707638  Rendering     nobody
2018-05-27 19:47:49 0.066 4550:1       12458066593730  Rendering     nobody
2018-05-27 19:47:55 0.041 4050:3       1291415204857   Rendering     nobody
2018-05-27 19:47:56 0.055 4550:10      1291415204857   Rendering     nobody
2018-05-27 19:48:02 0.051 4550:10      1291415204857   Rendering     nobody
2018-05-27 19:49:42 0.057 4550:10      1291415204857   Rendering     nobody

PL/SQL procedure successfully completed.

SQL>