Skip to main content
NetApp Knowledge Base

Search

  • Filter results by:
    • View attachments
    Searching in
    About 3 results
    • https://kb.netapp.com/on-prem/ontap/ontap-select/Select-KBs/OTS_-_What_each_VMDK_represents_in_a_node_VM_to_a_real_FAS_AFF
      Applies to ONTAP Select HD1 – 9.91GB - VMDK that represents the cf card (or boot device) HD2 – 120GB - VMDK for the CORE file (this space is reserved to store corefiles generated after a Kernel or use...Applies to ONTAP Select HD1 – 9.91GB - VMDK that represents the cf card (or boot device) HD2 – 120GB - VMDK for the CORE file (this space is reserved to store corefiles generated after a Kernel or userspace panics) HD3 – 4GB - VMDK for the NVRAM (virtualized NVRAM or vNVRAM) Do NOT change properties of the VMDKs (example: thick to thin provisioning) as this is not supported and may result in Cluster malfunction and possible re-deployment. For any queries please contact NetApp Support.
    • https://kb.netapp.com/on-prem/ontap/ontap-select/Select-KBs/vnvram_flush__sim_kern_nvram_write_n_failed_with_5_in_process_vnvram_flush_thread
      Applies to ONTAP Select VMware Issue Node reboots. The following panic string is seen in logs: k.panic: Panic String: vnvram_flush: sim_kern_nvram_write_n failed with 5 in process vnvram_flush_thread ...Applies to ONTAP Select VMware Issue Node reboots. The following panic string is seen in logs: k.panic: Panic String: vnvram_flush: sim_kern_nvram_write_n failed with 5 in process vnvram_flush_thread on release 9.6P2 (C) In VMware ESXi VMkernel logs, following messages are seen: HB at offset 3178496 - Waiting for timed out HB esx.problem.vmfs.heartbeat.timedout vob.vmfs.heartbeat.timedout
    • https://kb.netapp.com/on-prem/ontap/ontap-select/Select-KBs/Low_write_throughput_and_high_NVRAM_latency_in_ONTAP_Select
      Applies to ONTAP Select Issue Observing low WRITE throughput in ONTAP Select High NVRAM latency