VxRail: Node Add Failure E3100_VAL_163 With Error 'Management_vmk5'
Riepilogo: Adding a node fails due to incorrect VMK tagging.
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Sintomi
VxRail Node add failure: E3100_VAL_163 with KeyError: 'Management_vmk5'
short.term.log:
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875452176Z stdout F 2025-05-07T20:35:40.874Z <f8f6ee5639a198a445bd64701281702a> nano-service [ERROR] <140199519385568> validator.py execute() (72): Validator H
ostNetworkMtuValidator raise a Exception 'Management_vmk5'"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.87546302Z stdout F Traceback (most recent call last):"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875465772Z stdout F File ""/home/app/common/validator.py"", line 70, in execute"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875468252Z stdout F raw_result = self.perform(*args, **kwargs)"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875470582Z stdout F ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875473119Z stdout F File ""/home/app/hostnetworkmtuvalidator/host_network_mtu_validator.py"", line 38, in perform"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875475387Z stdout F nodes_net_mtu_info = self._gpl_get_hosts_network_mtu()"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875477555Z stdout F ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875480603Z stdout F File ""/home/app/hostnetworkmtuvalidator/host_network_mtu_validator.py"", line 50, in _gpl_get_hosts_network_mtu"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875483164Z stdout F nodes_net_mtu_info[f'Management_
{vnic.get(""device"")}
'].append([configured_host.get('name'), vnic.get('device') , vnic.get('mtu')])"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875485447Z stdout F ~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"
"2025-05-07 20:35:41,394" microservice.nano-service "2025-05-07T20:35:40.875487995Z stdout F KeyError: 'Management_vmk5'"Causa
This error occurs when a nondefault VMkernel interface (as in, vmk5) is incorrectly tagged with the Management network role. By design, only vmk0 and vmk2 are expected to carry the Management tag. If any other VMkernel interface is assigned with this tag, the VxRail Manager fails to identify the correct management path, resulting in a KeyError during node validation.
Risoluzione
- If any other VMkernel interface (e.g., vmk5) is tagged with Management, remove the tag in the vSphere UI
- Retry the node addition process.
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...
Proprietà dell'articolo
Numero articolo: 000324672
Tipo di articolo: Solution
Ultima modifica: 01 giu 2026
Versione: 2
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