NVIDIA UFM Telemetry Documentation v1.20.1

NVLink Info

The table below lists the supported register names by telemetry, along with their corresponding field lists.

Register Name

Field List

nvl_class_port_info_fields

node_guid

CapMsk

ClassVersion

BaseVersion

RespTimeValue

RedirectGID

RedirectFL

RedirectSL

RedirectTC

RedirectPKey

RedirectLID

RedirectQP

RedirectQKey

TrapGID

TrapFL

TrapSL

TrapTC

TrapPKey

TrapLID

TrapQP

TrapHL

TrapQKey

CapMsk2

nvl_hbf_config_fields

node_guid

port_num

hash_type

packet_hash_bitmask

seed

fields_enable

nvl_reduction_port_info_fields

node_guid

port_num

port_direction_is_up

exclude_include_self

nvl_reduction_config_mlid_fields

node_guid

port_num

mlid[0-7]

nvl_reduction_info_fields

node_guid

reduction_FDB_Cap

hbf_group_cap

reduction_fdb_top

num_of_up_ports

num_of_down_ports

mcto_timer

penalty_box_change_trap_disable

nvl_cdrain_info_fields

node_guid

port_guid

port_num

di_ingress_port_state

di_egress_port_state

nvl_cdrain_port_state_fields

node_guid

port_guid

port_num

dps_ingress_port_state

dps_egress_port_state

nvl_reduction_counters_fields

node_guid

port_guid

port_num

block

lean_pipe_select

mlid

incoming_good_mc_read_req_pkt

incoming_good_mc_read_req_data

incoming_good_mc_write_req_pkt

incoming_good_mc_write_req_data

incoming_good_mc_read_resp_pkt

incoming_good_mc_read_resp_data

incoming_good_mc_write_resp_pkt

incoming_good_mc_write_resp_data

generated_mc_read_resp_pkt

generated_mc_read_resp_data

generated_mc_write_resp_pkt

generated_mc_write_resp_data

dropped_pkt

trapped_pkt

nvl_reduction_errors

nvl_reduction_penalty_box_errors

port_nvr_local_alm_id_allocations

port_nvr_global_alm_id_allocations

nvl_reduction_rounding_fields

node_guid

native_8_bit

mixed_8_bit

native_16_bit

mixed_16_bit

deterministic_mode

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