Hexadecimal display of binary data included in a reboot advisory log message was displayed. The first number is an offset and is followed by up to 16 bytes of data.
Refer to the descriptions of messages CRS-08011 and -08012, and to the Oracle Clusterware documentation on reboot advisories.
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Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/crsus.htm
http://docs.oracle.com/cd/E16655_01/server.121/e26079/crsus.htm
http://docs.oracle.com/cd/E16655_01/server.121/e26079/crsus.htm