This article provides information on how to collect VMware vSAN support logs and upload them to Broadcom VCF Support.
Collecting Diagnostic data from the vSAN Native Trace Object (vSAN 8.0 U1+)
If you are attempting to gather longer vSANTraces from the Native vSAN Trace Object introduced in vSAN 8.1 - please follow the following instructions and remember to check the overall size of logs before continuing as they may exceed 500GB if configured for long retention times:
1) Connect to the vSAN Host via SSH
2) Run the following command to include all data from the vSAN Native Trace Object:
vm-support -a Storage:VSANTracesExtended -w <localdatastore path>
3) Provide the log file that results to VMware Support as you normally would