Install statspack tools and shedules

10g_cluster_snap.sql

-- exécuter un snapshot sur les DEUX INSTANCES
EXEC perfstat.statspack.snap;
 
variable jobno NUMBER;
BEGIN
  FOR inst IN (SELECT dbid, inst_id AS id FROM gv$database) LOOP
    STATSPACK.MODIFY_STATSPACK_PARAMETER(
      i_snap_level      => 7,
      i_dbid            => inst.dbid,
      i_instance_number => inst.id
    );
 
    DBMS_JOB.SUBMIT(
      job       => :jobno, 
      what      => 'perfstat.statspack.snap;', 
      next_date => TRUNC(sysdate,'HH') + INTERVAL '1' HOUR, 
      INTERVAL  => 'INTERVAL ''1'' HOUR',
      no_parse  => TRUE, 
      instance  => inst.id
    );
 
    COMMIT;
  END LOOP;
END;
/

11g_cluster_snap.sql

-- Clustered instances
 
EXEC DBMS_SCHEDULER.DROP_JOB('perfstat.sp_snapshot_1');
EXEC DBMS_SCHEDULER.DROP_JOB('perfstat.sp_snapshot_2');
 
BEGIN
  FOR inst IN (SELECT dbid, inst_id AS id FROM gv$database) LOOP
    STATSPACK.MODIFY_STATSPACK_PARAMETER(
      i_snap_level      => 7,
      i_dbid            => inst.dbid,
      i_instance_number => inst.id
    );
 
    DBMS_SCHEDULER.CREATE_JOB(
      job_name        => 'perfstat.sp_snapshot_' || inst.id,
      job_type        => 'STORED_PROCEDURE',
      job_action      => 'perfstat.statspack.snap',
      start_date      => TRUNC(sysdate,'HH') + INTERVAL '1' HOUR,
      repeat_interval => 'FREQ=HOURLY',
      enabled         => TRUE,
      auto_drop       => FALSE,
      comments        => 'Statspack collection for instance #' || inst.id
    );
 
    DBMS_SCHEDULER.SET_ATTRIBUTE(
      name => 'perfstat.sp_snapshot_' || inst.id,
      attribute => 'instance_id',
      VALUE => inst.id
    );
  END LOOP;
END;
/

change_retention.sql

BEGIN
  DBMS_SCHEDULER.SET_JOB_ARGUMENT_VALUE( 
    job_name          => 'perfstat.sp_purge', 
    argument_position => 1, 
    argument_value    => '30'
  );
END;
/

install tools.sql

CREATE TABLESPACE perfstat DATAFILE '+DATA' SIZE 56M AUTOEXTEND ON MAXSIZE 1G;

define perfstat_password=******
define default_tablespace=perfstat
define temporary_tablespace=temp

@?/rdbms/admin/spcreate

-- regenerate idle events
delete from STATS$IDLE_EVENT;
insert into STATS$IDLE_EVENT select name from V$EVENT_NAME where wait_class='Idle';
commit;

purge_schedule.sql

-- for both standalone and clustered instances
 
EXEC DBMS_SCHEDULER.DROP_JOB('perfstat.sp_purge');
CREATE OR REPLACE PROCEDURE perfstat.sp_purge_auto (num_days INTEGER) IS
BEGIN
  FOR inst IN (SELECT dbid, instance_number AS id FROM stats$database_instance) LOOP
    perfstat.statspack.purge(
      i_num_days        => num_days,
      i_dbid            => inst.dbid,
      i_instance_number => inst.id
    );
  END LOOP;
  COMMIT;
END sp_purge_auto;
/
 
BEGIN
  DBMS_SCHEDULER.CREATE_JOB(
    job_name        => 'perfstat.sp_purge',
    job_type        => 'STORED_PROCEDURE',
    job_action      => 'perfstat.sp_purge_auto',
    start_date      => trunc(sysdate,'DD')+47/48,
    repeat_interval => 'FREQ=DAILY;BYHOUR=23;BYMINUTE=30',
    enabled         => FALSE,
    auto_drop       => FALSE,
    comments        => 'Statspack purge collection older than defined days'
  );
 
  DBMS_SCHEDULER.SET_ATTRIBUTE( 
    name      => 'perfstat.sp_purge', 
    attribute => 'number_of_arguments', 
    VALUE     => '1'
  );
 
  DBMS_SCHEDULER.SET_JOB_ARGUMENT_VALUE( 
    job_name          => 'perfstat.sp_purge', 
    argument_position => 1, 
    argument_value    => '7'
  );
 
  DBMS_SCHEDULER.ENABLE(name=> 'perfstat.sp_purge');
END;
/

standalone_snap.sql

-- Standalone instance
 
EXEC DBMS_SCHEDULER.DROP_JOB('perfstat.sp_snapshot');
 
BEGIN
  STATSPACK.SNAP(i_snap_level => 7, i_modify_parameter => 'true');
 
  DBMS_SCHEDULER.CREATE_JOB(
    job_name        => 'perfstat.sp_snapshot',
    job_type        => 'STORED_PROCEDURE',
    job_action      => 'perfstat.statspack.snap',
    start_date      => TRUNC(sysdate,'HH') + INTERVAL '1' HOUR,
    repeat_interval => 'FREQ=HOURLY',
    enabled         => TRUE,
    auto_drop       => FALSE,
    comments        => 'Statspack collection'
  );
END;
/