[root@rac2 ~]# su - oracle
[oracle@rac2 ~]$ emctl status agent
TZ set to PRC
EM Configuration issue. /u01/oracle/db_1/rac2_racdb2 not found.
[oracle@rac2 ~]$ emctl start agent
TZ set to PRC
EM Configuration issue. /u01/oracle/db_1/rac2_racdb2 not found.
[oracle@rac2 ~]$ cd /u01/oracle/agent10g/bin/
[oracle@rac2 bin]$ ./emctl start agent
Oracle Enterprise Manager 10g Release 5 Grid Control 10.2.0.5.0.  
Copyright (c) 1996, 2009 Oracle Corporation.  All rights reserved.
Agent is already running
[oracle@rac2 bin]$ ./emctl  upload
Oracle Enterprise Manager 10g Release 5 Grid Control 10.2.0.5.0.  
Copyright (c) 1996, 2009 Oracle Corporation.  All rights reserved.
---------------------------------------------------------------
EMD upload error: uploadXMLFiles skipped :: OMS version not checked yet..
[oracle@rac2 bin]$ ./emctl verifykey
Oracle Enterprise Manager 10g Release 5 Grid Control 10.2.0.5.0.  
Copyright (c) 1996, 2009 Oracle Corporation.  All rights reserved.

-----------------------------------------------------
verifykey: Successfully Completed communication with agent
EMD pingOMS error: SSL handshake failure between OMS https://omrep.localdomain:1159/em/upload and Agent , err -10

-----------------------------------------------------
[oracle@rac2 bin]$ ./emctl secure agent
Oracle Enterprise Manager 10g Release 5 Grid Control 10.2.0.5.0.  
Copyright (c) 1996, 2009 Oracle Corporation.  All rights reserved.
Agent successfully stopped...   Done.
Securing agent...   Started.
Enter Agent Registration Password :           
Agent successfully restarted...   Done.
Securing agent...   Successful.
[oracle@rac2 bin]$ ./emctl start agent
Oracle Enterprise Manager 10g Release 5 Grid Control 10.2.0.5.0.  
Copyright (c) 1996, 2009 Oracle Corporation.  All rights reserved.
Agent is already running
[oracle@rac2 bin]$ ./emctl  upload
Oracle Enterprise Manager 10g Release 5 Grid Control 10.2.0.5.0.  
Copyright (c) 1996, 2009 Oracle Corporation.  All rights reserved.
---------------------------------------------------------------
EMD upload error: Upload timed out before completion.
Number of files to upload before the upload: 530, total size (MB): 31.91.
Remaining number of files to upload: 530, total size (MB): 31.91.