Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

ND4J CUDA: LapackTest.testCholeskyL/U failing #8167

AlexDBlack opened this issue Aug 29, 2019 · 3 comments


Copy link

commented Aug 29, 2019

Fine on CPU.

Windows 10, CUDA 10.1 update 1, GTX 970, latest master.

org.nd4j.linalg.api.blas.BlasException: cusolverDnDpotrf_bufferSize failed: 3

	at org.nd4j.linalg.jcublas.blas.JcublasLapack.dpotrf(
	at org.nd4j.linalg.api.blas.impl.BaseLapack.potrf(
	at org.nd4j.linalg.api.blas.LapackTest.testCholeskyL(

This comment has been minimized.

Copy link

commented Aug 29, 2019

@rcorbish Would you know by any chance the fix?


This comment has been minimized.

Copy link

commented Aug 30, 2019

Let me take a look. Please assign to me. Looks like a conversion between cuda & CPU was missed.
UPLO is 'L' or 'H;, should be a CUBLAS_FILL_MODE_LOWER


This comment has been minimized.

Copy link
Contributor Author

commented Sep 5, 2019

Confirmed passing now, thanks.

@AlexDBlack AlexDBlack closed this Sep 5, 2019

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
None yet
3 participants
You can’t perform that action at this time.