How to handle disk full issues

[valentinedwv]

{"file":"/home/runner/work/gleaner/gleaner/internal/common/pipecopy.go:59","func":"github.com/gleanerio/gleaner/internal/common.PipeCopyNG.func2","level":"error","msg":"Storage backend has reached its minimum free drive threshold. Please delete a few objects to proceed.","time":"2023-08-03T16:43:21Z"}

and worse, looks like gleaner does not exit.