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    • Can Optimal Transfer Length be modified from the default after presenting LUN to OS?
      https://kb.netapp.com/on-prem/ontap/Perf/Perf-KBs/Can_Optimal_Transfer_Length_be_modified_from_the_default_after_presenting_LUN_to_OS
      Applies to ONTAP 9 LUNs via SCSI Windows server 2022 Windows server 2025 Answer No, the Optimal Transfer Length cannot be modified from the default 0x80. Additional Information Can the Optimal Transfe...Applies to ONTAP 9 LUNs via SCSI Windows server 2022 Windows server 2025 Answer No, the Optimal Transfer Length cannot be modified from the default 0x80. Additional Information Can the Optimal Transfer Length be set during LUN creation? - NetApp Knowledge Base IO size throttle on workload from Windows Server 2022, 2025 - NetApp Knowledge Base Why is ONTAP setting Optimal Transfer Length to 0x80? - NetApp Knowledge Base
    • IO size throttle on workload from Windows Server 2022, 2025
      https://kb.netapp.com/on-prem/ontap/Perf/Perf-KBs/IO_size_throttle_on_workload_from_Windows_Server_2022_2025
      Applies to ONTAP 9 NETAPP AFF/FAS systems Windows server 2022 Windows server 2025 LUN (ISCSI) Issue Incoming IO size throttled to 64K Higher IOPS on workload from Windows server 2022 and newer for the...Applies to ONTAP 9 NETAPP AFF/FAS systems Windows server 2022 Windows server 2025 LUN (ISCSI) Issue Incoming IO size throttled to 64K Higher IOPS on workload from Windows server 2022 and newer for the same load when compared to Windows server 2019
    • Why is ONTAP setting Optimal Transfer Length to 0x80?
      https://kb.netapp.com/on-prem/ontap/Perf/Perf-KBs/Why_is_ONTAP_setting_Optimal_Transfer_Length_to_0x80
      Applies to ONTAP 9 LUNs via SCSI Windows server 2022 Windows server 2025 Answer This is the optimal transfer length where we do not incur additional delay in processing a command Additional Informatio...Applies to ONTAP 9 LUNs via SCSI Windows server 2022 Windows server 2025 Answer This is the optimal transfer length where we do not incur additional delay in processing a command Additional Information IO size throttle on workload from Windows Server 2022, 2025 - NetApp Knowledge Base Can Optimal Transfer Length be modified from the default after presenting LUN to OS? - NetApp Knowledge Base Can the Optimal Transfer Length be set during LUN creation? - NetApp Knowledge Base
    • Can the Optimal Transfer Length be set during LUN creation?
      https://kb.netapp.com/on-prem/ontap/Perf/Perf-KBs/Can_the_Optimal_Transfer_Length_be_set_during_LUN_creation
      Applies to ONTAP 9 LUNs via SCSI Windows server 2022 Windows server 2025 Answer No, Optimal Transfer Length cannot be set during LUN creation. Additional Information IO size throttle on workload from ...Applies to ONTAP 9 LUNs via SCSI Windows server 2022 Windows server 2025 Answer No, Optimal Transfer Length cannot be set during LUN creation. Additional Information IO size throttle on workload from Windows Server 2022, 2025 - NetApp Knowledge Base Can the Optimal Transfer Length be set during LUN creation? - NetApp Knowledge Base Why is ONTAP setting Optimal Transfer Length to 0x80? - NetApp Knowledge Base