SYS.SYS$SERVICE_METRICS_TAB keeps growing (Doc ID 1228783.1)

Last updated on JUNE 30, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1.0 to 11.2.0.2.0 [Release 11.2]
Information in this document applies to any platform.

Symptoms

SYS.SYS$SERVICE_METRICS_TAB keeps growing.

SQL> select count(*), msg_state, queue, consumer_name from AQ$SYS$SERVICE_METRICS_TAB group by msg_state, queue, consumer_name;

 COUNT(*) MSG_STATE        QUEUE                          CONSUMER_NAME
--------- ---------------- ------------------------------ -----------------
  1776060 PROCESSED        SYS$SERVICE_METRICS            SYS$RLB_GEN_SUB
  1776060 PROCESSED        SYS$SERVICE_METRICS            SCHED$_LBAGT$_1
  1776060 READY            SYS$SERVICE_METRICS            SCHED$_LBAGT$_2
  1776060 READY            SYS$SERVICE_METRICS            SCHED$_LBAGT$_3


Messages are not getting processed by consumers SCHED$_LBAGT$_2 & SCHED$_LBAGT$_3

SYS.SYS$SERVICE_METRICS_TAB is used by MMON

"_alert_message_cleanup" is already set to 1.

Cause

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