Hi,
smtracedefault.log - SiteMinder policy server trace log, can be controlled by using SiteMinder management console for policy server
smauthtcxml_simple.log - Looks like some SiteMinder SDK custom auth scheme log
smps.log - SiteMinder policy server error log
smauthtcxml.log - Looks like some SiteMinder SDK custom auth scheme log
Rest of the log files appears to be not related to SiteMinder.
Thanks,
Saravanan