diff --git a/source/tools/detect/virt/qemuflamegraph/qemuflamegraph.sh b/source/tools/detect/virt/qemuflamegraph/qemuflamegraph.sh
index be8038870a07755a91e98690fc26d1ca341d1c89..c82781be8d9fef7050cc3a5eb42e597477bf1a0e 100644
--- a/source/tools/detect/virt/qemuflamegraph/qemuflamegraph.sh
+++ b/source/tools/detect/virt/qemuflamegraph/qemuflamegraph.sh
@@ -53,6 +53,12 @@ monitor() {
 
 }
 
+mk_log_dir() {
+	if [ ! -d "$LOGDIR" ];then
+		sudo mkdir -p $LOGDIR
+	fi
+}
+
 while getopts 't:d:h' OPT; do
 	case $OPT in
 		"h")
@@ -72,4 +78,6 @@ while getopts 't:d:h' OPT; do
 	esac
 done
 
+mk_log_dir
+
 monitor