VCSA events show UserloginSessionEvent and UserLogoutSessionEvent for user [email protected]

Products

• VMware vCenter Server
• VMware vSphere ESX 8.x
• VMware NSX

Issue/Introduction

• VCSA event logs show UserloginSessionEvent and UserLogoutSessionEvent for user [email protected] in NSX integrated environment.
  
  
• In esxi log file /var/log/hostd.log, you can see limes similar to:
  

  <timestamp> In(166) Hostd[2099489]: [Originator@6876 sub=Vimsvc.ha-eventmgr opID=vim-cmd-cc-4eef sid=SID user=root] Event 158022 : User [email protected] logged out (login time: <Date Time>, number of API invocations: 2, user agent: VMware-client/6.5.0)

• This may cause  vCenter storage/seat disk exhaustion alert.
  
  
• nsx-exporter vib prior to 4.2 being installed on ESXi
  
  Example:
  

  esxcli software vib list | grep nsx-exporter
  nsx-exporter                   4.1.2.1.0-8.0.22667792                VMware  VMwareCertified   2024-06-25    host

Environment

• VMware vCenter Server 8.0.x
• ESXi 8.x
• NSX 4.1

Cause

• nsx-exporter was using "vim-cmd hostsvc/net/pnic_info" command to get the pnic info, which was establishing hostd session in every command execution, which caused excessive logging for each session of login. 
• This issue is resolved in NSX 4.1.2.3 and 4.2 and later. 

Resolution

This issue is resolved in VMware NSX 4.1.2.3 and NSX 4.2  available at Broadcom Downloads.

If you are having difficulty finding and downloading software, please review the KB Download Broadcom products and software.

Additional Information

Refer to the VMware NSX 4.2.0 Release Notes

Quick rollover of logs due to frequent login and logout events.

There is no impact on functionality.