How to suppress message for CSRF in server.log message at SAM login

Document ID : KB000072599
Last Modified Date : 16/03/2018
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Question:
When customer login ENTM console, it shows many message in server.log.
2018-01-15 15:20:04,681 INFO [STDOUT] [Mon Jan 15 15:20:04 JST 2018] [Info] CsrfGuard analyzing request /iam/ac/ca12/index.jsp
2018-01-15 15:20:07,747 INFO [STDOUT] [Mon Jan 15 15:20:07 JST 2018] [Info] CsrfGuard analyzing request /iam/CSRFGuard/JavaScriptServlet
...

Can he suppress the message? 
Environment:
OS:  Windows 
Products:  CA Privileged Identity Manager for Shared Account Manager All
Answer:
You can suppress message with following steps:

1. edit log properties file:
  <JBOSSHOME>\server\default\conf\jboss-log4j.xml
2. search "org. apache category".
3. Add following category after searched line:
Before:
  <!-- Limit the org.apache category to INFO as its DEBUG is verbose -->
  <category name="org.apache">
      <priority value="INFO"/>
  </category>

After:
  <!--  Limit the org.apache category to INFO as its DEBUG is verbose -->
  <category name="org.apache">
      <priority value="INFO"/>
  </category>
  <!-- to avoid output for CSRFGuard information message -->
  <category name="STDOUT">
      <priority value="WARN" />
  </category>


4. wait for 60 sec.