GMRES_AMG_D2.json

{
    "config_version": 2, 
    "determinism_flag": 1,
    "exception_handling" : 1,
    "solver": {
        "scope": "main",
        "print_grid_stats": 1, 
        "store_res_history": 1, 
        "solver": "GMRES", 
        "print_solve_stats": 1, 
        "obtain_timings": 1, 
        "preconditioner": {
            "interpolator": "D2", 
            "print_grid_stats": 1, 
            "solver": "AMG", 
            "smoother": "JACOBI_L1", 
            "presweeps": 2, 
            "selector": "PMIS", 
            "coarsest_sweeps": 2, 
            "coarse_solver": "NOSOLVER", 
            "max_iters": 1, 
            "interp_max_elements": 4, 
            "min_coarse_rows": 2, 
            "scope": "amg_solver", 
            "max_levels": 50, 
            "cycle": "V", 
            "postsweeps": 2
        }, 
        "max_iters": 100, 
        "monitor_residual": 1, 
        "gmres_n_restart": 10, 
        "convergence": "RELATIVE_INI", 
        "tolerance" : 1e-06, 
        "norm": "L2"
   }
}