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ファイルシステムのメタデータサイズがユーザのデータサイズよりも大きい

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fas-systems<a>ONTAP 9</a><a>df</a><a>metadata reserved space</a><a>2009147961</a>
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環境

ONTAP 9

問題

ファイルシステムのメタデータ サイズが ユーザのデータ サイズよりも大きい
 
例:

cluster::> df -h vol_name
Filesystem         total     used    avail   capacity    mounted on       Vserver
/vol/vol_name       500GB     39GB    460GB      8%    /vol_name       SVM1
/vol/vol_name/.snapshot    0B      0B      0B      0%    /vol_name/.snapshot  SVM1

cluster::> vol show-space vol_name

   Vserver: SVM1
   Volume: vol_name

   Feature              Used    Used%
   -----------------------   -----------   --------
   User Data           7.44GB      1%
   Filesystem Metadata     29.74GB     6%
   Inodes              1.68GB      0%
   Performance Metadata      481.1MB      0%
   Total Used           39.32GB      8%
   Total Physical Used       39.31GB      8%

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