Troubleshooting NSX Traceflow
search cancel

Troubleshooting NSX Traceflow

book

Article ID: 387914

calendar_today

Updated On: 02-13-2025

Products

VMware NSX

Issue/Introduction

NSX Traceflow is a graphical troubleshooting tool used to show the components a packet traverses within the NSX environment.  Traceflow allows you to identify the path (or paths) a packet takes to reach its destination or, conversely, where a packet is dropped along the way.

Further information about this tool in general can be found in Traceflow Documentation.
Suggestions for frequent uses of this tool can be found in Troubleshooting NSX Network Connectivity Issues.

Environment

VMware NSX

Resolution

While this is an excellent troubleshooting utility, it has limitations and several requirements:

When troubleshooting Traceflow errors, relevant log messages can be found in the following locations

  • NSX Manager
    • /var/log/policy/policy.log
    • /var/log/proton/nsxapi.log
  • ESXi host
    • /var/run/log/vmkernel.log
    • /var/run/log/nsx-syslog.log

 

Known issues with Traceflow

Additional Information