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    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Vscan_server_is_unable_to_connect_to_any_node_when_SMB2_or_higher_disabled
      Vscan server is unable to connect to any node when SMB2 disabled
    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Cannot_enable_Vscan_in_a_MetroCluster_-_No_scanner_pool_is_active_on_the_Vserver
      Applies to ONTAP 9 MetroCluster VSCAN Issue The following error occurs when attempting to turn on Vscan: Node01::> vscan enable svm01 (vserver vscan enable) Error: command failed: Cannot enable Vscan....Applies to ONTAP 9 MetroCluster VSCAN Issue The following error occurs when attempting to turn on Vscan: Node01::> vscan enable svm01 (vserver vscan enable) Error: command failed: Cannot enable Vscan. Reason: No scanner pool is active on the Vserver "svm01".
    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/AV_scanning_Engines_are_100_percent_because_of_ONTAP_AV_Connector
      Applies to ONTAP 9 Vscan ONTAP AV Connector Issue Avscan host showing CPU 100% utilized and Ontapavc.exe is showing highest CPU usage process The Avscan host no longer reporting any file scanning acti...Applies to ONTAP 9 Vscan ONTAP AV Connector Issue Avscan host showing CPU 100% utilized and Ontapavc.exe is showing highest CPU usage process The Avscan host no longer reporting any file scanning activity No vserver LIFs are being discovered in the ONTAP AVconnector debug logs
    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/BlueXP_Alert_Machine_account_login_to_scanner_account_rejected
      Applies to ONTAP 9 CIFS VSCAN Trellix Issue BlueXP shows alerts similar to BLUEXP alerts the following - For Vserver SVM1, the attempt to connect to the privileged ONTAP_ADMIN$ share by the client 10....Applies to ONTAP 9 CIFS VSCAN Trellix Issue BlueXP shows alerts similar to BLUEXP alerts the following - For Vserver SVM1, the attempt to connect to the privileged ONTAP_ADMIN$ share by the client 10.xxx.xxx.xxx is rejected because its logged-in user DOMAIN\SVM1$ is not configured in any of the Vserver active scanner pools EMS shows Nblade.vscanBadUserPrivAccess errors that correspond to the BlueXP alerts
    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Microsoft_Access_DB_unable_to_open_or_write_to_a_file_because_it_is_locked_by_another_user
      Applies to Microsoft Access DB Access DB engine runs a process that writes the start and end date/time of a job to a log. Process is failing because it can't write end date/time due to lock on the fil...Applies to Microsoft Access DB Access DB engine runs a process that writes the start and end date/time of a job to a log. Process is failing because it can't write end date/time due to lock on the file. Windows Error: The Microsoft Access database engine cannot open or write to the file "\\netapp\netapp_test\log.ldb". It is already opened exclusively by another user, or you need permission to view and write its data. Breaking locks and re-running process still results in the above Windows error.
    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/How_to_upgrade_or_reboot_virus_scan_servers_without_interrupting_virus_scan_service
      Applies to ONTAP 9 Description Performing maintenance on a Vscan server may cause it to be disconnected from ONTAP, which can result in scan failures, denied file access, and errors logged by ONTAP.
    • https://kb.netapp.com/Legacy/ONTAP/7Mode/Installation_of_Trend_Micro_Antivirus_software_fails_-_Access_to_files_denied_when_vscan_is_enabled
      Applies to Data ONTAP 7 and earlier Issue Installation of Trend Micro Antivirus software fails. Access to files denied when vscan is enabled.
    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Vscan_is_not_able_to_connect_to_ONTAP_because_data_LIF_is_not_present_or_down
      Vscan is not able to connect to ONTAP because data LIF is not present or down
    • https://kb.netapp.com/on-prem/ontap/Perf/Perf-KBs/High_memory_consumption_by_VSCAN_causing_poor_performance
      Applies to Found In Versions ONTAP 9.5P7 (or lower) ONTAP 9.6, 9.6P1 Issue Extremely poor latency across the Node. This would impact every protocol and all kinds of I/Os being served on the affected N...Applies to Found In Versions ONTAP 9.5P7 (or lower) ONTAP 9.6, 9.6P1 Issue Extremely poor latency across the Node. This would impact every protocol and all kinds of I/Os being served on the affected Node. wafl.memory.statusVeryLowMemory:alert could be seen.
    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Unable_to_connect_to_Vscan_server
      Antivirus scanners are not connected, even though Vscan is enabled and the ONTAP Antivirus Connector connection test succeeds: 04/14/21 Error 87 processing entry data-lif::data_lif01 from config SOFTW...Antivirus scanners are not connected, even though Vscan is enabled and the ONTAP Antivirus Connector connection test succeeds: 04/14/21 Error 87 processing entry data-lif::data_lif01 from config SOFTWARE\Data Ontap\Clustered Data ONTAP Antivirus Connector\v1.0\data-lifs 04/14/21 87 processing SOFTWARE\Data Ontap\Clustered Data ONTAP Antivirus Connector\v1.0\data-lifs 04/14/21 [Pipe: -> ][r] Waiting for scanner to register before opening the pipe
    • https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Slow_performance_with_vscan_enabled_due_to_overloaded_or_disconnected_AV_Scanner
      ::> qos statistics workload latency show Workload ID Latency Network Cluster Data Disk QoS Max QoS Min NVRAM Cloud FlexCache SM Sync VA --------------- ------ ---------- ---------- ---------- --------...::> qos statistics workload latency show Workload ID Latency Network Cluster Data Disk QoS Max QoS Min NVRAM Cloud FlexCache SM Sync VA --------------- ------ ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- vol1 4040 64.16ms 1.72ms 0ms 57.00us 14.00us 1ms 0ms 1.00us 0ms 0ms 0ms 0ms vol2 6053 49.26ms 1.21ms 35.00us 870.00us 106.00us 0ms 0ms 2.00us 0ms 0ms 0ms 0ms