[petsc-dev] GPU counters

[Zhang, Junchao]

No. For each vector/matrix operation, PETSc can get its flop count based on number of nonzeros, for example.

--Junchao Zhang


On Wed, Nov 6, 2019 at 8:44 AM Mark Adams via petsc-dev <petsc-dev at mcs.anl.gov<mailto:petsc-dev at mcs.anl.gov>> wrote:
I am puzzled.

I am running AMGx now, and I am getting flop counts/rates. How does that happen? Does PETSc use hardware counters to get flops?
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