> I see processes such as: > "grub-mount /dev/mapper/vg1-SomeLogicalVolume /var/lib/os-prober/mount" Can you all see if you have anything in common with these vg partitions? Also, can you analyze the output from manually running the seemingly hanging process? # grub-mount /dev/mapper/vg<whatever> <mount-point> Also, what does /dev/mapper/vg<whatever> actually point to? Best wishes, Mike