Difference between revisions of "Grid Control"

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(Definitions)
(Agent Unreachable)
Line 10: Line 10:
 
  select username,program from v$session where LOWER (program) like 'emagent%';
 
  select username,program from v$session where LOWER (program) like 'emagent%';
 
If no rows selected, the agent is not running.
 
If no rows selected, the agent is not running.
 +
or
 +
From Unix:
 +
. oraenv
 +
agent11g ([[how to find what SIDs are available on your machine]])
 +
emctl status agent
  
From Unix:
 
 
  ps -ef|grep [a]gent
 
  ps -ef|grep [a]gent
There should be 2 processes
+
There should be 2 processes. If only 1, kill it and restart the agent.

Revision as of 19:21, 22 November 2011

Definitions

  • OMS - Management Service - This is responsible for communicating with the user via a GUI and communicating with the OMR
  • OMR - Management Repository - This is a collection of tables owned by the sysman schema that stores all the data collected by the OMA
  • OMA - Management Agent - This is a perl program that runs on the database host (one for all databases on the host) and uploads data to the OMS

Agent Unreachable

  • Is the agent running?
From SQL*Plus:
select username,program from v$session where LOWER (program) like 'emagent%';

If no rows selected, the agent is not running. or

From Unix:
. oraenv
agent11g (how to find what SIDs are available on your machine)
emctl status agent
ps -ef|grep [a]gent

There should be 2 processes. If only 1, kill it and restart the agent.