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    • StorageGRID still shows NRER alarms in the legacy alarm system after condition has been cleared
      https://kb.netapp.com/hybrid/StorageGRID/Alerts/StorageGRID_still_shows_NRER_alarms_and__The_legacy_alarm_system_is_the_legacy_system
      Applies to StorageGRID Network Receive Error (NRER) alarm Description StorageGRID still shows NRER alarms in the legacy alarm system despite the fact that fault conditions have been fixed. Alerts coul...Applies to StorageGRID Network Receive Error (NRER) alarm Description StorageGRID still shows NRER alarms in the legacy alarm system despite the fact that fault conditions have been fixed. Alerts could be due to : Minor Network Issue/outage Faulty SFP Faulty Cable Different MTU size between switch and nodes
    • StorageGRID nodes are reporting NRER events after upgrading to ESXi 7
      https://kb.netapp.com/hybrid/StorageGRID/Alerts/StorageGRID_nodes_are_reporting_NRER_events_after_upgrading_to_ESXi_7
      Applies to StorageGRID 11.4 and above ESXi 7 Vmnet3 adapter Issue Alarm shows Network Receive Error NRER after upgrading the gateway and storage nodes to ESXi7 The "Receive Errors" counter increased d...Applies to StorageGRID 11.4 and above ESXi 7 Vmnet3 adapter Issue Alarm shows Network Receive Error NRER after upgrading the gateway and storage nodes to ESXi7 The "Receive Errors" counter increased during load spikes
    • StorageGRID reports Alert Node network reception frame error
      https://kb.netapp.com/hybrid/StorageGRID/Alerts/StorageGRID_reports_increase_RX_TX_errors_in_GRID_Topology_with_NRER_or_NTER_alarms
      Alert of "Node network reception frame error" is reported on GRID Alarms (NRER). This could be due to bad network SFP or cable. Refer to steps in the KB article to resolve the issue.
    • StorageGRID reports constant NRER errors
      https://kb.netapp.com/hybrid/StorageGRID/Object_Mgmt/StorageGRID_reports_constant_NRER_errors
      See KB for Solution when StorageGRID storage node reports constant NRER (legacy alarm) errors. Also, ports may go down occasionally.
    • StorageGRID RX and Frame error counters continually increasing
      https://kb.netapp.com/hybrid/StorageGRID/Protocols/StorageGRID_RX_and_Frame_error_counters_continually_increasing
      NetApp StorageGRID Appliance SG6000 The frame error counter (NRER) on StorageGRID network interface is continually increasing. Ifconfig output on the interface shows both receive (Rx) error and frame ...NetApp StorageGRID Appliance SG6000 The frame error counter (NRER) on StorageGRID network interface is continually increasing. Ifconfig output on the interface shows both receive (Rx) error and frame errors: RX packets 5557116789 bytes 2372433298793 (2.1 TiB) RX errors 761369 dropped 0 overruns 0 frame 761369 And ethtool output shows that rx_in_range_len_errors_phy counter has the same value (or same order of magnitude): root@host:~# ethtool -S hic2 | grep -i error