THE FAILED LOGINS AND THE FAILED LOGINS (HISTORICAL) METRICS ARE EXTREMELY SLOW RESULTING IN HIGH IO AND CPU CONSUMPTION
SYMPTOMS The Oracle Enterprise Manager Cloud Control 13c Release 3 and The Oracle Management Agent 13c release 3 are used to monitor the Oracle database 12.1.0.1.0. Both The Failed Logins and Failed Logins (Historical) Metric are enabled and execute on a regular base. The Mixed Mode Auditing is enabled…
HOW TO FIND A QUERY THAT IS EXECUTED BY A DATABASE METRIC IN A TARGET DATABASE
PURPOSE This testcase is made up of number of steps helping out to find out the exact query that is executed by a database metric. The example is based on the Failed Logins (Historical) metric that is regulary executed by the Oracle Enterprise Manager Cloud Control 13c Release 3….
THE FAILED LOGINS METRIC QUERY IS VERY SLOW BECAUSE OF AUD$ TABLE SIZE
SYMPTOMS The Oracle Enterprise Manage Cloud Control 13c is used to monitor the Oracle database. The Failed Logins Metric is enabled and by default executed every 30 minutes. The related metric queries with SQL_ID 83jcj6at6ugq3 (12c) and 1c74605ddbvjt (11gR2) are very slow and causes high IO in the monitored…
A LOT OF FALSE ‘Global Cache Blocks Lost’ ALERTS REPORTED BY ENTERPRISE MANAGER CLOUD CONTROL 13C RELEASE 3
SYMPTOMS When the Oracle Enterprise Manager Cloud Control 13c is used to monitor the cluster database it repeatedly sends ‘Global Cache Blocks Lost‘ alerts every 5 minutes. The alert message looks like EM Event: Warning:GPPRD_GPPRD1 – Total global cache block lost is 15. Host=db-gp01.local Target type=Database Instance Target name=GPPRD_GPPRD1…
STANDARD QUERY g0bggfqrddc4w CAUSES THE PL/SQL lock timer EVENT TO CONSUME MOST PART OF DBTIME
SYMPTOMS In an AWR report or a Statspack report, the PL/SQL lock timer wait event is in the Top Wait Events list. The Wait Event is consuming a large part of the database time. The average wait time of the wait event is about 60 seconds (60000 ms). A…
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