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    • Element storage node rebooted unexpectedly with panic "unable to handle kernel NULL pointer dereference"
      https://kb.netapp.com/on-prem/solidfire/Element_OS_Kbs/Element_storage_node_rebooted_unexpectedly_with_panic_unable_to_handle_kernel_NULL_pointer_dereference
      Applies to Element Software versions: Element 12.0 Element 12.2 Storage nodes using Radian NVRAM card: H300S H410S H500S H700S SF2405 SF4805 SF9605 SF19210 SF38410 Issue Node unexpectedly panics and r...Applies to Element Software versions: Element 12.0 Element 12.2 Storage nodes using Radian NVRAM card: H300S H410S H500S H700S SF2405 SF4805 SF9605 SF19210 SF38410 Issue Node unexpectedly panics and reboots In some cases this issue occurs during an upgrade of Element Software, but it may also happen outside of an upgrade Panic message (found via analysis of the crash dump from the panic) : "BUG: unable to handle kernel NULL pointer dereference at 0000000000000142"
    • SF Series Node Hardware Fault: RTFI_HARDWARE_FAILURES RADIAN_TIME_TO_CHARGE during RTFI or timeToChargeCapacitors: {>150} in cluster UI
      https://kb.netapp.com/on-prem/solidfire/hardware_Kbs/SF_Series_Hardware_Fault__RTFI_HARDWARE_FAILURES_RADIAN_TIME_TO_CHARGE_or_timeToChargeCapacitors__150_in_cluster_UI
      In Storage cluster UI, a node fault: warning={timeToChargeCapacitors: [>150] Seconds} error={derivedCapacitanceOfThePack: 0.000 F} During RTFI: Example screenshot during RTFI: If this occurs during RT...In Storage cluster UI, a node fault: warning={timeToChargeCapacitors: [>150] Seconds} error={derivedCapacitanceOfThePack: 0.000 F} During RTFI: Example screenshot during RTFI: If this occurs during RTFI, accept the message Ignore errors and continue (ALT-F8 to display, ALT-F7 to return) (Yes,No) Finish the RTFI and add the node to the cluster, but do not add any drives Cluster UI should show a node fault similar to: NVRAM device problems detected, metadata drive will be removed.