flip_done timed out error on the console of Layer7 API Gateway v11 Debian Appliance

Products

• CA Mobile API Gateway

Issue/Introduction

[drm:drm_atomic_helper_wait_for_dependencies [drm_kms_helper]] *ERROR* [CRTC:38:crtc-0] flip_done timed out

[drm:drm_atomic_helper_wait_for_dependencies [drm_kms_helper]] *ERROR* [PLANE:34:plane-0] flip_done timed out

 

The above error messages were found on the console of Layer7 API Gateway v11 Debian Appliance. The appliance was installed on ESXi 7.0.1. 

Cause

As per https://access.redhat.com/solutions/4490391

• VMWare's engineering team has stated that this message is harmless.
• The kernel code that prints this message prints a warning that a page flip in the GPU hardware has not completed before the timeout period. In the case of VMWare the GPU is virtualized.
  
  

(the error is from linux kernel, redhat/debian/etc. are all relevant)

Resolution

VMWare's engineering team has stated that this message is harmless

For further investigation, please contact VMWare support.