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    • How to modify SnapMirror destination volume size and other attributes
      https://kb.netapp.com/on-prem/ontap/DP/SnapMirror/SnapMirror-KBs/How_to_modify_SnapMirror_destination_volume_size_and_other_attributes
      This article describes how to modify SnapMirror destination volume size and other attributes depending on SnapMirror relationship type.
    • SVM DR transfer fails with error Schedule not found
      https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/SVM_DR_transfer_fails_with_error_Schedule_not_found
      Initializing a SVM DR relationship reports DR CONFIG REPLICATION FAILED error via event log show and snapmirror show from the CLI, or in EMS / SnapMirror Error logs.
    • SnapMirror Synchronous doesn't show changes on destination volume
      https://kb.netapp.com/on-prem/ontap/DP/SnapMirror/SnapMirror-KBs/SnapMirror_Synchronous_doesn_t_show_changes_on_destination_volume
      Applies to ONTAP 9.5 and later Snapmirror Synchronous (SM-S) Issue When viewing a read-only SnapMirror Synchronous (SM-S) destination volume, users do not immediately see changes made to the source vo...Applies to ONTAP 9.5 and later Snapmirror Synchronous (SM-S) Issue When viewing a read-only SnapMirror Synchronous (SM-S) destination volume, users do not immediately see changes made to the source volume, or only see changes after some period of time.
    • Not Receiving Email Notifications and AutoSupport Messages SANtricity Storage Manager
      https://kb.netapp.com/on-prem/E-Series/Management-Apps-KBs/Not_Receiving_Email_Notifications_and_AutoSupport_Messages_SANtricity_Storage_Manager
      Applies to NetApp SANtricity Storage Manager Windows Server Issue Email notifications and/or AutoSupport messages are not being received for the E-Series storage array.
    • SnapMirror stuck in "Finalizing" state in ONTAP
      https://kb.netapp.com/on-prem/ontap/DP/SnapMirror/SnapMirror-KBs/SnapMirror_stuck_in_Finalizing_state_in_ONTAP
      Applies to ONTAP 9 SnapMirror Issue SnapMirror type-XDP relationship reports a Relationship Status of Finalizing without increasing Total Progress verified in: ONTAP System Manager Command output: sna...Applies to ONTAP 9 SnapMirror Issue SnapMirror type-XDP relationship reports a Relationship Status of Finalizing without increasing Total Progress verified in: ONTAP System Manager Command output: snapmirror show ::> snapmirror show Progress Source Destination Mirror Relationship Total Last Path Type Path State Status Progress Healthy Updated svmProd:volProd XDP svmDR:volDR Uninitialized Finalizing 6.55TB true 09/07 14:53:54 This behavior does not impact vol move
    • How to restart the mgwd process
      https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/How_to_restart_the_mgwd_process
      The article describes the best practice method for restarting the Management Gateway Daemon(Mgwd) process. However, for the extremely rare occurrence it does fail to restart automatically, using the f...The article describes the best practice method for restarting the Management Gateway Daemon(Mgwd) process. However, for the extremely rare occurrence it does fail to restart automatically, using the following steps to allow command line access to troubleshoot. If Mgwd fails to restart automatically, command line access on that node is lost until: Restarting the Mgwd process: Impacts only Mgwd services on that node. (See "What services does Mgwd handle?"
    • FAQ: 40Gb/s Ethernet extended optical multimode fiber cable for link distances up to 400 meters
      https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/FAQ__40Gb_s_Ethernet_extended_optical_multimode_fiber_cable_for_link_distances_up_to_400_meters
      When using multimode fiber (MMF) optical cable for 40Gb/s Ethernet (40GbE) extended connections, the distance between the host or switch and the storage system can be up to 400 meters over OM4 MMF. To...When using multimode fiber (MMF) optical cable for 40Gb/s Ethernet (40GbE) extended connections, the distance between the host or switch and the storage system can be up to 400 meters over OM4 MMF. To deploy optical MMF 40Gb/s Ethernet connectivity for extended distances, customers must adhere to the following requirements: The only practical way for establishing the maximum supported distance is to test the desired configuration in the actual customer environment.
    • MetroCluster Storage Virtual Machines stop after a cluster reboot or an unplanned power outage
      https://kb.netapp.com/on-prem/ontap/mc/MC-KBs/MetroCluster_Storage_Virtual_Machines_stop_after_a_cluster_reboot_or_an_unplanned_power_outage
      All nodes in the cluster rebooted at the same time After an unplanned power outage or reboot of all controllers in 1 cluster of a MetroCluster, all Storage Virtual Machines (SVM) are marked as stopped...All nodes in the cluster rebooted at the same time After an unplanned power outage or reboot of all controllers in 1 cluster of a MetroCluster, all Storage Virtual Machines (SVM) are marked as stopped when the nodes are back online. Attempting to start the servers result in the following error: cluster1::> vserver start -vserver vserver1 Error: command failed: Failed to start Vserver "vserver1" because the management configuration for this Vserver is locked.
    • How to compare SNMPv3 settings between ONTAP and Brocade Switch
      https://kb.netapp.com/on-prem/ontap/mc/MC-KBs/How_to_compare_SNMPv3_settings_between_ONTAP_and_Brocade_Switch
      Applies to Brocade FC Switch MetroCluster ONTAP 9 SNMPv3 Description For ONTAP to be able to monitor a switch the following must match: snmp username authentication protocol privacy protocol password
    • What issues are resolved in the ATTO FibreBridge Firmware?
      https://kb.netapp.com/on-prem/ontap/mc/MC-KBs/What_issues_are_resolved_in_the_ATTO_FibreBridge_Firmware
      ATTO Fibrebridge firmware 3.16 and 4.16 might cause disk drives to go into error recovery mode during a disk firmare update ATTO web interface displays misformatted output for the dumpconfiguration co...ATTO Fibrebridge firmware 3.16 and 4.16 might cause disk drives to go into error recovery mode during a disk firmare update ATTO web interface displays misformatted output for the dumpconfiguration command not correctly displayed in the ATTO web interface Incorrect dual-path configurations to the same ATTO 7500N FibreBridge might cause disk ownership issues Hot adding or removing a shelf in quick succession to an ATTO 7500N FibreBridge might cause a misdirected I/O
    • ONTAP 9 Performance - Resolution Guide
      https://kb.netapp.com/on-prem/ontap/Perf/Perf-KBs/ONTAP_9_Performance_Resolution_Guide
      This is ONTAP 9 performance resolution guide, which is a starting point for understanding where a performance problem might originate, and also take the help of other related articles which help in re...This is ONTAP 9 performance resolution guide, which is a starting point for understanding where a performance problem might originate, and also take the help of other related articles which help in resolving the issue.