关于573790AA错误的疑问

各位，我的小机间隔不到半个月就会报573790AA错误，，如下
/home/oracle >errpt
IDENTIFIER TIMESTAMP  T C RESOURCE_NAME  DESCRIPTION
573790AA   0630074709 I O RMCdaemon      The default log file has been changed.
573790AA   0620134609 I O RMCdaemon      The default log file has been changed.
/home/oracle >errpt -aj 573790AA
---------------------------------------------------------------------------
LABEL:          RMCD_INFO_2_ST
IDENTIFIER:     573790AA
Date/Time:       Tue Jun 30 07:47:18 2009
Sequence Number: 21557
Machine Id:      xxxxx
Node Id:         xxxx
Class:           O
Type:            INFO
Resource Name:   RMCdaemon
Description
The default log file has been changed.
Probable Causes
The current default log file has been renamed and a new log file created.
Failure Causes
The current log file has become too large.
        Recommended Actions
        No action is required.
Detail Data
DETECTING MODULE
RSCT,rmcd_err.c,1.14,509                     
ERROR ID
6e0tBL/48JG8/tn/19A.e.1...................
REFERENCE CODE
                                          
File name
/var/ct/IW/log/mc/default
---------------------------------------------------------------------------
LABEL:          RMCD_INFO_2_ST
IDENTIFIER:     573790AA
Date/Time:       Sat Jun 20 13:46:12 2009
Sequence Number: 21556
Machine Id:      xxxx
Node Id:         xxxx
Class:           O
Type:            INFO
Resource Name:   RMCdaemon
Description
The default log file has been changed.
Probable Causes
The current default log file has been renamed and a new log file created.
Failure Causes
The current log file has become too large.
        Recommended Actions
        No action is required.
Detail Data
DETECTING MODULE
RSCT,rmcd_err.c,1.14,509                     
ERROR ID
6e0tBL/YS5D8/HWe.9A.e.1...................
REFERENCE CODE
                                          
File name
/var/ct/IW/log/mc/default