Rsrc_alloc < LHCb

LHCb Web>LHCbOnline>Oracle>Rsrc_alloc (2007-10-17, RaduStoica) (raw view)
---+++ Views used for resource management:
   * User accesible:
<verbatim>
V$RSRC_SESSION_INFO
V$RSRC_CONSUMER_GROUP
V$SESSION
</verbatim>

   * DBA:
<verbatim>
DBA_USERS
DBA_RSRC_CONSUMER_GROUPS
DBA_RSRC_CONSUMER_GROUPS_PRIVS
DBA_RSRC_PLAN_DIRECTIVES --displays directives for existing plans

</verbatim>
---++++ Create a consumer group and make it the default for a user
<verbatim>
BEGIN
dbms_resource_manager.clear_pending_area();
dbms_resource_manager.create_pending_area();
dbms_resource_manager.create_consumer_group(consumer_group => 'some_group', comment => '', cpu_mth => 'ROUND-ROBIN');
dbms_resource_manager.submit_pending_area();
END;

BEGIN
    dbms_resource_manager_privs.grant_switch_consumer_group(
        grantee_name => 'test',
        consumer_group => 'some_group',
        grant_option => FALSE
    );
END;
BEGIN
    dbms_resource_manager.set_initial_consumer_group(
        user => 'test',
        consumer_group => 'some_group'
    );
END;
</verbatim>

---++++ Create a plan and activate it:
<verbatim>
BEGIN
dbms_resource_manager.clear_pending_area();
dbms_resource_manager.create_pending_area();
dbms_resource_manager.create_plan( 'TEST_PLAN', '');
dbms_resource_manager.create_plan_directive(
    plan => 'some plan',
    group_or_subplan => 'TEST_GRP',
    comment => '',
    cpu_p1 => NULL, cpu_p2 => NULL, cpu_p3 => NULL, cpu_p4 => 100,
    cpu_p5 => NULL, cpu_p6 => NULL, cpu_p7 => NULL, cpu_p8 => NULL,
    parallel_degree_limit_p1 => NULL,
    active_sess_pool_p1 => NULL,
    queueing_p1 => NULL,
    switch_group => 'some other low priority group',
    switch_time => 600,
    switch_estimate => false,
    max_est_exec_time => NULL,
    undo_pool => NULL,
    max_idle_time => NULL,
    max_idle_blocker_time => NULL,
    switch_time_in_call => NULL
); -- add as many as required resource plans
dbms_resource_manager.submit_pending_area();
END;

alter system set resource_manager_plan='some plan' scope=both; 

</verbatim>

-- Main.RaduStoica - 17 Oct 2007
Topic revision: r2 - 2007-10-17 - RaduStoica
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