If you want verbose Log from the volley library, you have to use adb
adb -s 42f63b0de7318fe1 shell setprop log.tag.Volley VERBOSE
where "42f63b0de7318fe1
" is your device id which you will get by
adb devices
If you want to persist this setting use
adb -s 42f63b0de7318fe1 shell setprop persist.log.tag.Volley VERBOSE
If you have only 1 device you can omit the -s
argument
see also How to set ADT system property in eclipse so it always runs
Kill and restart your app to apply the setting.