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    • Unknown file extentions tripped ransomware protection while saving files with known type extentions
      https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/Unknown_file_extentions_tripped_ransomware_protection_while_saving_files_with_known_type_extentions
      Anti-ransomware (ARW) While saving PDFs in MacOS, an ARW surge is observed with file extensions that have random letters and numbers: Cluster1::> security anti-ransomware volume workload-behavior show...Anti-ransomware (ARW) While saving PDFs in MacOS, an ARW surge is observed with file extensions that have random letters and numbers: Cluster1::> security anti-ransomware volume workload-behavior show -vserver svm1 -volume vol1 Vserver: svm1 Volume: vol1 File Extensions Observed: pdf, txt, tmp, xlsx, html, pptx, 3gp, pper, csv, msg, docx, xls, dat, sav, rds Newly Observed File Extensions: DbncsA, MWID9A, FqIpKb, Number of Newly Observed File Extensions: 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
    • ONTAP SMB / MacOS - some folders not visible in Finder
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/ONTAP_SMB___MacOS_-_some_folders_not_visible_in_Finder
      Applies to ONTAP 9 MacOS (Finder) CIFS/SMB Issue Some folders are not visible in Finder or become hidden when the share is mounted Same directories not shown in finder are visible from the terminal
    • Credentials pop-up appears when MAC client tries to access the CIFS share.
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Credentials_pop-up_appears_when_MAC_client_tries_to_access_the_CIFS_share
      Applies to ONTAP 9 CIFS MAC OS NTLM Issue The pop up "Enter your name and password for the server:" occurs every time the MAC client is trying to access the CIFS share.
    • Global File Cache: Prevent creation of .DS_Store files on network shares
      https://kb.netapp.com/Cloud/BlueXP/edge_caching/Global_File_Cache__Prevent_creation_of_DS_Store_files_on_network_shares
      Applies to MacOS Desktop Global File Cache Description One thing that can be problematic when working with any shared storage is the existence of .DS_Store files on the network share, since these are ...Applies to MacOS Desktop Global File Cache Description One thing that can be problematic when working with any shared storage is the existence of .DS_Store files on the network share, since these are intended for a single workstation's use. Enabling a policy to prevent the creation of .DS_Store files on network shares can speed up directory browsing and prevent permission errors when moving/deleting files.
    • Global File Cache: How to disable Access Based Enumeration (ABE) on a GFC Edge
      https://kb.netapp.com/Cloud/BlueXP/edge_caching/Global_File_Cache__How_to_disable_Access_Based_Enumeration_ABE_on_a_GFC_Edge
      Applies to Global File Cache Edge Server Access Based Enumeration (ABE) Description Disabling Access Based Enumeration on a GFC Edge server.
    • "The folder (FOLDER) can’t be opened because you don’t have permission to see its contents." on MacOS SMB clients
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/The_folder_FOLDER_can_t_be_opened_because_you_don_t_have_permission_to_see_its_contents_on_MacOS_SMB_clients
      If the object is a folder, and you attempt to open the folder, you may receive the following message: "The folder <folder name> can’t be opened because you don’t have permission to see its contents." ...If the object is a folder, and you attempt to open the folder, you may receive the following message: "The folder <folder name> can’t be opened because you don’t have permission to see its contents." Refreshing or revisiting the folder commonly alleviates the symbol signifying limited permission and can allow traversal of the folder previously indicated as unopenable
    • SMB performance slow for MacOS clients
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/SMB_performance_slow_for_MacOS_clients
      Applies to MacOS 11.4 Big Sur and later ONTAP 9 SMB/CIFS Issue MacOS users are reporting slowness when reading or writing files over SMB. Reading/Writing multiple files degrades overall throughput for...Applies to MacOS 11.4 Big Sur and later ONTAP 9 SMB/CIFS Issue MacOS users are reporting slowness when reading or writing files over SMB. Reading/Writing multiple files degrades overall throughput for the same client. SKtrace contains 2025-06-02T00:06:41Z 16183164273707184 [1:0] NBLADE_Chk: n0x8710f0: src/Protocols/Cifs/Support/Smb2Credits.cpp:405 rt=1171