Nv encoder exception

In my Jetson-TX2 system,Used Tx2 for 8 recorders Realtime Decoding(1920x1440@30fps). After Video Composer, Will Encoding two ways, One is 3840x3840@30fps(enc-0) for living; another is 1920x1440@30fps(enc-1) for preview. We found the nv encoder will qbuffer failed(enc-1 output plane qbuffer fail:-1 error:16 Device or resource busy) frequently.Have any advise??

Please share steps to reproduce it on tegra_multimedia_api samples.

Hi luopinjing,

Have you clarified the cause and resolved the problem?
Any result can be shared?