When I try to start mpdboot using the following way I have been receiving the following error.
Although coming after two years, but for those, who might end up here, after searching online.
'Alarm clock' error might be displayed if a mpd process crashes badly. Then execute
This command cleans up the crashed files and allows mpd to run again. This might need to be done on each node. Instead one could also use
for cleaning up all the nodes at once.