# ps -ef  |grep  lt-libvirtd |grep -v grep  | awk '{print $2}'  | xargs gdb -p
LIBVIRT_PID=`ps -ef  |grep  lt-libvirtd |grep -v grep | grep -v gdb-libvirt | awk '{print $2}'`
echo $LIBVIRT_PID
LIBVIRT_PID=`cut -d " " -f1  <<< $LIBVIRT_PID`
if [ x$LIBVIRT_PID != x"" ]; then
    echo "=================================================="
    echo "attach libvirt-d"
    echo "sudo gdb -p $LIBVIRT_PID"
    sudo gdb -p $LIBVIRT_PID
else
    echo "***************************************************"
    echo "start libvirt-d"
    # sudo $STAGE_DIR/libvirt//daemon/libvirtd --listen --verbose -f $STAGE_DIR/libvirt/daemon/libvirtd.conf
    sudo $STAGE_DIR/libvirt//daemon/libvirtd --listen -f $STAGE_DIR/libvirt/daemon/libvirtd.conf
fi