NSX-T Load Balancer Virtual Server status is Down
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NSX-T Load Balancer Virtual Server status is Down

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Article ID: 383610

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Updated On:

Products

VMware NSX

Issue/Introduction

  • L4 Virtual Server is configured with Persistence
  • This issue is triggered by disabling Persistence on an L4 Virtual Server
    • NSX Manager UI > Load Balancer > Virtual Servers > Persistence > Deactivated
  • Traffic traversing the Virtual Server is impacted
  • Traffic traversing other Virtual Servers on the same Edge with Persistence configured may also be affected
  • Deleting a Virtual Server that has Persistence enabled may also cause this issue
  • Edge logs shows Nginx crash

/var/log/syslog
[TIMESTAMP] [EDGE] NSX [nsx@6876 comp="nsx-edge" subcomp="node-mgmt" username="root" level="WARNING"] Core file generated: /var/log/core/core.nginx.gz
[TIMESTAMP] [EDGE] NSX [nsx@6876 comp="nsx-edge" subcomp="node-mgmt" username="root" level="WARNING"] Core file generated: /var/log/core/core.nginx.gz
[TIMESTAMP] [EDGE] NSX [nsx@6876 comp="nsx-edge" subcomp="node-mgmt" username="root" level="WARNING"] Core file generated: /var/log/core/core.nginx.gz

Environment

VMware NSX-T Data Center 3.x
VMware NSX 4.x

Resolution

This is a known issue impacting VMware NSX.

Workaround:

Place the Edge in/out of Maintenance Mode

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