# debug.options file
org.eclipse.update.core/debug=true
org.eclipse.update.core/debug/parsing=true
org.eclipse.update.core/debug/reconciler=true
org.eclipse.update.core/debug/type=true
org.eclipse.update.core/debug/configuration=true
org.eclipse.update.core/debug/installhandler=true
org.eclipse.update.core/debug/web=true
org.eclipse.update.core/debug/install=true
org.eclipse.update.core/debug/warning=true

# example run
# bash$ eclipse -debug debug.options >debug.log 2>&1