Large nsxaVim.err file causing full ramdisk on the ESXi

Products

• VMware NSX

Issue/Introduction

• ESXi host is prepared for NSX
• Ramdisk on the ESXi host may become saturated due to unexpectedly large file /var/log/nsxaVim.err.
• Similar errors will be observed in ESXi host logs:  The ramdisk 'var' is full

 

Environment

VMware NSX-T Data Center
VMware NSX

Resolution

This issue is resolved in VMware NSX 3.2.4, 4.1.2, 4.2.0 and higher available at Broadcom downloads.

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

Workaround:

To remove the (large) nsxaVim.err file, please follow the steps below:

1. Stop nsx-opsagent service:
   # /etc/init.d/nsx-opsagent stop
   
2. Delete the file /var/log/nsxaVim.err:
   # rm /var/log/nsxaVim.err
   
3. Start opsagent: 
   # /etc/init.d/nsx-opsagent start
   
   

Alternatively, you can reboot the ESXi host to flush the ramdisk. 

If the workarounds above do not help to resolve the issue, contact Broadcom Support and reference this KB article.