You can start chromedriver in verbose mode by doing the following:
cd <location of chromedriver>
mv chromedriver chromedriversilent
cat <<EOF>chromedriver
echo "running chromedriversilent --verbose $*"
\$(dirname \$0)/chromedriversilent --verbose $*
EOF
chmod +x chromedriver
open chromedriver
Question also answered here: How to start Chromedriver in verbose mode - Selenium Eclipse