Declaration :

In this scripts using for schedule statspack report generation for hourly, frequently and purge weekly snapshots. Statspack is instead of AWR because AWR report is licensed.

 

Script:

 

DECLARE
instno NUMBER;
snapjob VARCHAR2(128);
lightjob VARCHAR2(128);
purgejob VARCHAR2(128);
BEGIN
select instance_number into instno from v$instance;
snapjob := ‘PERFSTAT.STATSPACK_SNAP_’ || instno;
lightjob := ‘PERFSTAT.STATSPACK_ZERO_’ || instno;
purgejob := ‘PERFSTAT.STATSPACK_PURGE_’ || instno;

DBMS_SCHEDULER.CREATE_JOB (
job_name => snapjob,
job_type => ‘PLSQL_BLOCK’,
job_action => ‘statspack.snap;’,
number_of_arguments => 0,
start_date => systimestamp,
repeat_interval => ‘FREQ=HOURLY;BYTIME=000000;BYDAY=MON,TUE,WED,THU,FRI,SAT,SUN’,
end_date => NULL,
enabled => TRUE,
auto_drop => FALSE,
comments => ‘Take hourly Statspack snapshot’);

DBMS_SCHEDULER.CREATE_JOB (
job_name => lightjob,
job_type => ‘PLSQL_BLOCK’,
job_action => ‘statspack.snap(i_snap_level=>0);’,
number_of_arguments => 0,
start_date => systimestamp,
repeat_interval => ‘FREQ=HOURLY; BYMINUTE=5,10,15,20,25,30,35,40,45,50,55’,
end_date => NULL,
enabled => TRUE,
auto_drop => FALSE,
comments => ‘Take frequent Statspack snapshot level 0’);

DBMS_SCHEDULER.CREATE_JOB (
job_name => purgejob,
job_type => ‘PLSQL_BLOCK’,
job_action => ‘statspack.purge(i_num_days=>31,i_extended_purge=>true);’,
number_of_arguments => 0,
start_date => systimestamp,
repeat_interval => ‘FREQ=WEEKLY;BYTIME=120000;BYDAY=SUN’,
end_date => NULL,
enabled => TRUE,
auto_drop => FALSE,
comments => ‘Weekly purge Statspack snapshot’);

DBMS_SCHEDULER.SET_ATTRIBUTE( name => snapjob, attribute => ‘logging_level’, value => DBMS_SCHEDULER.LOGGING_OFF );
DBMS_SCHEDULER.SET_ATTRIBUTE( name => snapjob, attribute => ‘INSTANCE_ID’, value=>instno);
DBMS_SCHEDULER.SET_ATTRIBUTE( name => snapjob, attribute => ‘INSTANCE_STICKINESS’, value=>TRUE);

DBMS_SCHEDULER.SET_ATTRIBUTE( name => lightjob, attribute => ‘logging_level’, value => DBMS_SCHEDULER.LOGGING_OFF );
DBMS_SCHEDULER.SET_ATTRIBUTE( name => lightjob, attribute => ‘INSTANCE_ID’, value=>instno);
DBMS_SCHEDULER.SET_ATTRIBUTE( name => lightjob, attribute => ‘INSTANCE_STICKINESS’, value=>TRUE);

DBMS_SCHEDULER.SET_ATTRIBUTE( name => purgejob, attribute => ‘logging_level’, value => DBMS_SCHEDULER.LOGGING_OFF );
DBMS_SCHEDULER.SET_ATTRIBUTE( name => purgejob, attribute => ‘INSTANCE_ID’, value=>instno);
DBMS_SCHEDULER.SET_ATTRIBUTE( name => purgejob, attribute => ‘INSTANCE_STICKINESS’, value=>TRUE);
END;
/

query to check the status of dba_scheduler_jobs.

select job_name, state, enabled, next_run_date, instance_stickiness, instance_id from dba_scheduler_jobs where owner=’PERFSTAT’;

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