Applies to ONTAP 9 Fractional reserve is set as 100% Thick volume is used for LUN Snapshot exists Reserved space for overwrites is greater than volume size - LUN size Issue The used value of the df co...Applies to ONTAP 9 Fractional reserve is set as 100% Thick volume is used for LUN Snapshot exists Reserved space for overwrites is greater than volume size - LUN size Issue The used value of the df command is 100%, although the volume contains only aLUN.