--- chown.orig	2013-09-09 17:24:17.000000000 +0900
+++ chown	2013-09-04 01:21:14.000000000 +0900
@@ -12,7 +12,12 @@
 	[[ ${path}/${scriptname} -ef ${scriptpath} ]] && continue
 	IFS=$' \t\n'
 	output=$("${path}/${scriptname}" "$@" 2>&1)
-	if [[ $? -ne 0 ]] ; then
+	if [[ $? -ne 0 ]]; then
+		if [[ $(wc -l <<< "${output}") -gt 100 ]]; then
+			output=$(head -n100 <<< "${output}")
+			output="${output}\n ... (further messages truncated)"
+		fi
+
 		source "${PORTAGE_BIN_PATH:-/home/benda/gnto/usr/lib/portage/bin}"/isolated-functions.sh
 
 		if ! ___eapi_has_prefix_variables; then