omakood

I got similar error from this morning: `2020-12-30 05:40:22,045 - INFO - rrdtool update 1609299621:0.0:25.2:22.0:0.0:0.0:20.7:0.0:0.0:0.0:99.0:U:U:U:U:U:94649:990.0:1609289097 failed with, , ERROR: could not lock RRD `