diff --git a/xCAT-server/sbin/restartxcatd b/xCAT-server/sbin/restartxcatd
index d053381a1..ea4d20756 100755
--- a/xCAT-server/sbin/restartxcatd
+++ b/xCAT-server/sbin/restartxcatd
@@ -37,6 +37,9 @@ my @output;
 my $inoperative = 0;
 my $check_num;
 my $cmd = basename($0);
+# for auditing
+my $current_userid = getpwuid($>);
+xCAT::MsgUtils->message("S", " restartxcatd invoked by $current_userid.\n");
 if (!(xCAT::Utils->isAIX()))
 {    # only runs on AIX
     xCAT::MsgUtils->message("E", "Error: This command should only be run on AIX.\n");