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    • Unable to create QTREE on FlexCache volume
      https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/Unable_to_create_QTREE_on_FlexCache_volume
      Applies to ONTAP 9 QTREE Issue An error message is returned when attempting to create a new QTREE in a FlexCache volume running 9.7 Error: Failed to determine the effective cluster version of all the ...Applies to ONTAP 9 QTREE Issue An error message is returned when attempting to create a new QTREE in a FlexCache volume running 9.7 Error: Failed to determine the effective cluster version of all the nodes hosting FlexCache volumes connected to FlexCache origin volume "vol1" in Vserver "vserver1"
    • Mount failure on remote FlexCache qtree for Linux Kernel 5.1 to 5.7 clients
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Mount_failure_on_remote_FlexCache_qtree_for_Linux_Kernel_5.1_to_5.7_clients
      Mount failure on remote FlexCache qtree for Linux Kernel 5.1 to 5.7 clients.
    • Newly configured Qtree QoS policies may not be enforced on existing NFS mount points
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Newly_configured_Qtree_QoS_policies_may_not_be_enforced_on_existing_NFS_mount_points
      Applies to ONTAP 9.8 or later Quality of Service (QoS) Issue Newly configured qtree QoS policy may not be enforced on existing NFS mount points. ::*> volume qtree modify -volume vol1_svm2 -qtree qtree...Applies to ONTAP 9.8 or later Quality of Service (QoS) Issue Newly configured qtree QoS policy may not be enforced on existing NFS mount points. ::*> volume qtree modify -volume vol1_svm2 -qtree qtree1 -qos-policy-group pg1 -vserver svm2_ontap99 Info: The newly configured qtree QoS policy may not be enforced on existing NFS mount points. You should re-mount them to ensure enforcement of the QoS policy. For further assistance, contact technical support.
    • Java heap space error occurs when quering a larger number of qtrees from Cloud Insights API
      https://kb.netapp.com/Cloud/BlueXP/DII/Java_heap_space_error_occurs_when_quering_a_larger_number_of_qtrees_from_Cloud_Insights_API
      Applies to Cloud Insights (CI) API calls Issue A java heap space error occurs when quering a larger number of qtrees from API {"errorCode": "UNEXPECTED","errorMessage": "Handler dispatch failed; neste...Applies to Cloud Insights (CI) API calls Issue A java heap space error occurs when quering a larger number of qtrees from API {"errorCode": "UNEXPECTED","errorMessage": "Handler dispatch failed; nested exception is java.lang.OutOfMemoryError: Java heap space"} When querying less amount of qtrees, it succeeds but takes long to complete
    • Timeout loading volume list when creating a qtree or quota in System Manager 9.8
      https://kb.netapp.com/data-mgmt/AIQUM/AIQUM_Kbs/Timeout_loading_volume_list_when_creating_a_qtree_or_quota_in_System_Manager_9.8
      Applies to OnCommand System Manager (SM) 9.8 Issue Timeout when entering the volume name in order to search for a volume when creating a quota or qtree in SM 9.8 The volume will not be found Sometimes...Applies to OnCommand System Manager (SM) 9.8 Issue Timeout when entering the volume name in order to search for a volume when creating a quota or qtree in SM 9.8 The volume will not be found Sometimes the scroll bar would hang and you would not be able to scroll down on the dropdown menu
    • What is export-policy inheritance?
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/What_is_export_policy_inheritance
      If the parent volume changes to the assigned export-policy to a different one, the new policy is assigned to the qtree. When inheritance is broken, the qtree will use its assigned export-policy, and c...If the parent volume changes to the assigned export-policy to a different one, the new policy is assigned to the qtree. When inheritance is broken, the qtree will use its assigned export-policy, and changing the assigned export-policy of the volume does not change the export-policy of the qtree. To allow the qtree to inherit the volume export-policy again, remove the export-policy assigned to the qtree.
    • NFS linux client mount fails with permission denied on qtree
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/NFS_linux_client_mount_fails_with_permission_denied_on_qtree
      Applies to ONTAP 9 NFS v3 Qtree Issue Mount from linux client fails when accessing a Qtree volume where the path is /vol/VOLUME_NAME/QTREE_NAME. Qtree has export policy that includes the client ip, th...Applies to ONTAP 9 NFS v3 Qtree Issue Mount from linux client fails when accessing a Qtree volume where the path is /vol/VOLUME_NAME/QTREE_NAME. Qtree has export policy that includes the client ip, the volume export policy, that contains the Qtree does not. Packet trace shows server response of Error:ERR_ACCESS in server response to mount request.
    • Is Qtree export policy supported for CIFS?
      https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Is_Qtree_export_policy_supported_for_CIFS
      Applies to ONTAP 9 Answer When export policies are enabled for CIFS, only volume-level export policy is supported. Qtree export policies are not supported. Additional Information Usage of Share and NT...Applies to ONTAP 9 Answer When export policies are enabled for CIFS, only volume-level export policy is supported. Qtree export policies are not supported. Additional Information Usage of Share and NTFS ACLs to control access is recommended. Securing file access by using SMB share ACLs Securing file access using file permissions
    • What is the Volume and qtree name restriction
      https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/What_is_the_Volume_and_qtree_name_restriction
      In addition, using some special characters in qtree names, such as commas and spaces, can cause problems with other Data ONTAP capabilities, and should be avoided. Beginning with ONTAP 9.5, support fo...In addition, using some special characters in qtree names, such as commas and spaces, can cause problems with other Data ONTAP capabilities, and should be avoided. Beginning with ONTAP 9.5, support for 4-byte UTF-8 encoded names enables the creation and display of the file, directory, and tree names that include Unicode supplementary characters outside the Basic Multilingual Plane (BMP). How ONTAP handles multi-byte file, directory, and qtree names
    • Qtrees do not show unix UIDs
      https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/Qtrees_do_not_show_unix_UIDs
      Applies to 9.8P7 Issue When looking at qtrees, the user field only displays "-" cluster1::> qtree create -volume test -qtree qtree1 -security-style unix -oplock-mode enable -unix-permissions ---rwxr-x...Applies to 9.8P7 Issue When looking at qtrees, the user field only displays "-" cluster1::> qtree create -volume test -qtree qtree1 -security-style unix -oplock-mode enable -unix-permissions ---rwxr-xr-x -user 10001 cluster1::> qtree show -fields user vserver volume qtree user ------- --------- ----- ---- svm1 svm1_root "" - svm1 test "" - svm1 test qtree1 3 entries were displayed.
    • Vserver DR periodic check reports an issues with the attribute root-volume-qtrees
      https://kb.netapp.com/on-prem/ontap/DP/SnapMirror/SnapMirror-KBs/Vserver_DR_periodic_check_reports_an_issues_with_the_attribute_root-volume-qtrees
      Applies to ONTAP 9 SVM DR qtrees Issue On the destination EMS log vsdr.periodic.check.errors: Vserver DR check between <source_vserver> and <destination_vserver> found issues with the attribute root-v...Applies to ONTAP 9 SVM DR qtrees Issue On the destination EMS log vsdr.periodic.check.errors: Vserver DR check between <source_vserver> and <destination_vserver> found issues with the attribute root-volume-qtrees.