fanjisheng520
fanjisheng520
Ubuntu 24 is installed in a virtual machine with an 8-core CPU and 4GB of memory
> How are you measuring cpu time, and which BLAS function(s) does your code call ? I have no idea what the "following line of code" does in this context,...
> How are you measuring cpu time, and which BLAS function(s) does your code call ? I have no idea what the "following line of code" does in this context,...
> Maybe related: [numpy/numpy#29884](https://github.com/numpy/numpy/issues/29884) where using `nthreads == ncores` slows down np.matmul on 100x100 double matrices. This in turn uses OpenBLAS `syrk` or `gemm` routines. Limiting nthreads to `ncores -...