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SMB 2.xを使用するWindowsクライアントは、「showsnapshot」共有プロパティが無効になっていても~snapshotディレクトリにアクセスできます

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Category:
ontap-9
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環境

  • ONTAP 9
  • CIFS

問題

  • ~snapshot"showsnapshot"共有プロパティが設定されていなくても、Windowsクライアントからアクセスできます

clipboard_e0054c8bf25c3723bab7c86d718648d28.png

  • "showsnapshot" 共有「vol1」に共有プロパティが設定されていません

::> cifs share show -vserver vs912 -share-name vol1
                    Vserver: vs912
                     Share: vol1
           CIFS Server NetBIOS Name: VS912
                     Path: /vol1
               Share Properties: oplocks
                        browsable
                        changenotify
                        access-based-enumeration
                        show-previous-versions

              Symlink Properties: symlinks
            File Mode Creation Mask: -
         Directory Mode Creation Mask: -
                 Share Comment: -
                   Share ACL: Everyone / Full Control
         File Attribute Cache Lifetime: -
                  Volume Name: vol1
                 Offline Files: manual
         Vscan File-Operations Profile: standard
       Maximum Tree Connections on Share: 4294967295
          UNIX Group for File Create: -

  • ボリュームで「snapdir-access」がtrueに設定されています 

::> vol show -vserver vs912 -volume vol1 -fields snapdir-access
vserver volume snapdir-access
------- ------ --------------
vs912   vol1   true

  • Windowsクライアントの
    場合:レジストリの下のパスには、 "DirectoryCacheLifetime" ゼロに設定されたDWORDがあります
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanWorkstation\Parameters

 

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