petsc-3.14.5 2021-03-03
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# PetscLogGpuTimeBegin

Start timer for device

### Synopsis

    PETSC_STATIC_INLINE PetscErrorCode PetscLogGpuTimeBegin()

### Notes

The timer is run on the CPU, it is just logged separately as time devoted to GPU computations (including kernel launch times). It is used to compute the flop rate on the GPU.

### See Also

PetscLogView(), PetscLogGpuFlops(), PetscLogGpuTimeEnd()

### Level

intermediate

### Location

src/sys/logging/../../../include/petsclog.h
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