Unzip all ".gz" files in the current directory tree excluding files containing "dvportgroups", "nsanity", "vcsupport", "viclient", and "vsantraces"
find . -name '*.gz' ! -name '*dvportgroups*' ! -name '*nsanity*' ! -name '*vcsupport*' ! -name '*viclient*' ! -name 'vsantraces*' -exec gunzip -vf {} \;