syslog is one of the best logging utilities,The errpt logging is enabled by default in AIX. To enable syslog, /etc/syslog.conf file must be modified, here are the steps:
1. append follow in syslog.conf file:
*.debug /usr/syslog.log
*.info /usr/syslog.log
In situations below, the disk devices will require re-configuration:
1. Converting SRDF from/to Non-SRDF device
2. Due to host failure or planned maintenance, RDF1 (R1) and RDF2 (R2) are swapped
3. Symmetrix FA ports attached to the host have sc3/sc2 bit set
Run the lsattr command and evaluate the target_id and lun_id output. Navisphere Manager displays for CLARiiON LUNs. After you use the AIX lsdev command to display the hdisks, execute the following lsattr command for each hdisk:
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