Re: [petsc-dev] HPC benchmarking

2016-09-16 Thread Barry Smith
Chris, The absolute first thing to start with is the streams benchmark. You must run it yourself (or have it run by someone you trust) you cannot rely on what a vendor or someone on the web says about the performance. We provide an MPI based version in PETSc in src/benchmarks/streams w

[petsc-dev] HPC benchmarking

2016-09-16 Thread Chris Kees
Hi, Is there a set of HPC benchmarks that the core PETSc developers recommend for evaluating architectures? Meaning to evaluating claims about performance to support rational acquisition decisions on new systems. I recall speaking briefly with Jed at a conference about a benchmark that was more