PCGF_W.json

{
    "config_version": 2, 
    "solver": {
        "preconditioner": {
            "print_grid_stats": 1, 
            "print_vis_data": 0, 
            "solver": "AMG", 
            "smoother": {
                "scope": "jacobi", 
                "solver": "BLOCK_JACOBI", 
                "monitor_residual": 0, 
                "print_solve_stats": 0
            }, 
            "print_solve_stats": 0, 
            "presweeps": 1, 
            "max_iters": 1, 
            "monitor_residual": 0, 
            "store_res_history": 0, 
            "scope": "amg", 
            "max_levels": 100, 
            "cycle": "W", 
            "postsweeps": 1
        }, 
        "solver": "PCGF", 
        "print_solve_stats": 1, 
        "obtain_timings": 1, 
        "max_iters": 100, 
        "monitor_residual": 1, 
        "convergence": "ABSOLUTE", 
        "scope": "main", 
        "tolerance": 1e-06, 
        "norm": "L2"
    }
}