Gaps after running the script rrdstep.php

Help
1

Hello. There are gaps after running this script ./scripts/rrdstep.php

%D0%A1%D0%BD%D0%B8%D0%BC%D0%BE%D0%BA%20%D1%8D%D0%BA%D1%80%D0%B0%D0%BD%D0%B0%20%D0%BE%D1%82%202019-10-04%2013-19-09
%D0%A1%D0%BD%D0%B8%D0%BC%D0%BE%D0%BA%20%D1%8D%D0%BA%D1%80%D0%B0%D0%BD%D0%B0%20%D0%BE%D1%82%202019-10-04%2013-19-091736×540 42.1 KB

How can I make it works like before?

2

Ok, the cause of this problem is decreasing the rrd heartbeat value.