EM13c : A Recurring Query In 22.214.171.124 Database has performance issues (SELECT MEDIA FROM V$BACKUP_PIECE_DETAILS)
(Doc ID 2235163.1)
Last updated on FEBRUARY 14, 2019
Applies to:Enterprise Manager for Oracle Database - Version 126.96.36.199.0 to 188.8.131.52.0 [Release 13.2]
Information in this document applies to any platform.
Performance problem found after migration to Enterprise Manager (EM) Cloud Control 13.2 version, this points to a query running on the target which takes up more than 10Gigs of temp space.
The issue is identified as a database bug: <Bug 14078947> - Select from V$RMAN_STATUS very slow when database is open and it has an available patch for the following DB versions:
184.108.40.206 (Base Release)
220.127.116.11 (Server Patch Set)
18.104.22.168 Patch 14 on Windows Platforms
Is there a way to avoid applying the patch and simply disable the metric collection? Applying the patch specially on a production DB will require a maintenance window approval.
How to stop this metric from being collected? What is the metric name that collects it?
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