I use OMV6. I have installed the Autoshutdown plugin in it. When we listen to music or a radio play at home via OMV6, the NAS is regularly shut down every 25 minutes or so because the ULDL rate and HDD-IO values were lower than the entries in the plugin. ULDL was entered as 1000 and HDD-IO as 401. Each time the values could be determined by checking the log file: