1 | |
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2 | |
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3 | ******************************************************************************** |
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4 | *** Runtime options |
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5 | ******************************************************************************** |
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6 | *** Note: Two JUnit tests are affected by changes to runtime options: |
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7 | *** ModelicaCompiler : TransformCanonicalTests.mo : TestRuntimeOptions1 |
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8 | *** ModelicaCBackEnd : CCodeGenTests.mo : TestRuntimeOptions1 |
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9 | *** |
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10 | ******************************************************************************** |
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11 | INTEGER log_level runtime user 3 0 8 |
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12 | |
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13 | "Log level for the runtime: |
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14 | 0 - none, |
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15 | 1 - fatal error, |
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16 | 2 - error, |
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17 | 3 - warning, |
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18 | 4 - info, |
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19 | 5 - verbose, |
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20 | 6 - debug." |
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21 | |
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22 | ******************************************************************************** |
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23 | BOOLEAN enforce_bounds runtime user true |
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24 | |
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25 | "If enabled, min / max bounds on variables are enforced in the equation blocks." |
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26 | |
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27 | ******************************************************************************** |
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28 | BOOLEAN use_jacobian_equilibration runtime uncommon false |
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29 | |
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30 | "If enabled, jacobian equilibration will be utilized in the equation block |
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31 | solvers to improve linear solver accuracy." |
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32 | |
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33 | ******************************************************************************** |
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34 | BOOLEAN use_newton_for_brent runtime uncommon true |
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35 | |
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36 | "If enabled, a few Newton steps are computed to get a better initial guess for |
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37 | Brent." |
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38 | |
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39 | ******************************************************************************** |
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40 | INTEGER iteration_variable_scaling runtime user 1 0 2 |
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41 | |
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42 | "Scaling mode for the iteration variables in the equation block solvers: |
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43 | 0 - no scaling, |
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44 | 1 - scaling based on nominals, |
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45 | 2 - utilize heuristic to guess nominal based on min, max, start, etc." |
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46 | |
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47 | ******************************************************************************** |
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48 | INTEGER residual_equation_scaling runtime user 1 0 5 |
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49 | |
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50 | "Equations scaling mode in equation block solvers: |
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51 | 0 - no scaling, |
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52 | 1 - automatic scaling, |
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53 | 2 - manual scaling, |
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54 | 3 - hybrid, |
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55 | 4 - aggressive automatic scaling, |
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56 | 5 - automatic rescaling at full Jacobian update" |
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57 | |
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58 | ******************************************************************************** |
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59 | INTEGER nle_solver_exit_criterion runtime user 3 0 3 |
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60 | |
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61 | "Exit criterion mode: |
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62 | 0 - step length and residual based, |
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63 | 1 - only step length based, |
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64 | 2 - only residual based, |
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65 | 3 - hybrid." |
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66 | |
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67 | ******************************************************************************** |
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68 | INTEGER nle_jacobian_update_mode runtime user 2 0 2 |
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69 | |
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70 | "Mode for how to update the Jacobian: |
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71 | 0 - full Jacobian, |
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72 | 1 - Broyden update, |
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73 | 2 - Reuse Jacobian." |
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74 | |
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75 | ******************************************************************************** |
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76 | INTEGER nle_jacobian_calculation_mode runtime user 0 0 9 |
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77 | |
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78 | "Mode for how to calculate the Jacobian: |
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79 | 0 - onesided differences, |
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80 | 1 - central differences, |
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81 | 2 - central differences at bound, |
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82 | 3 - central differences at bound and 0, |
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83 | 4 - central differences in second Newton solve, |
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84 | 5 - central differences at bound in second Newton solve, |
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85 | 6 - central differences at bound and 0 in second Newton solve, |
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86 | 7 - central differences at small residual, |
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87 | 8 - calculate Jacobian externally, |
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88 | 9 - Jacobian compresssion." |
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89 | |
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90 | ******************************************************************************** |
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91 | REAL nle_jacobian_finite_difference_delta runtime user 1.490116119384766E-8 2.220446049250313e-16 1e-1 |
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92 | |
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93 | "Delta to use when calculating finite difference Jacobians." |
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94 | |
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95 | ******************************************************************************** |
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96 | INTEGER nle_active_bounds_mode runtime user 0 0 1 |
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97 | |
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98 | "Mode for how to handle active bounds: |
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99 | 0 - project Newton step at active bounds, |
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100 | 1 - use projected steepest descent direction." |
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101 | |
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102 | ******************************************************************************** |
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103 | REAL nle_solver_min_residual_scaling_factor runtime user 1.0E-10 1e-32 1 |
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104 | |
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105 | "Minimal scaling factor used by automatic and hybrid residual scaling algorithm." |
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106 | |
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107 | ******************************************************************************** |
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108 | REAL nle_solver_max_residual_scaling_factor runtime user 1.0E10 1 1e32 |
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109 | |
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110 | "Maximal scaling factor used by automatic and hybrid residual scaling algorithm." |
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111 | |
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112 | ******************************************************************************** |
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113 | BOOLEAN rescale_each_step runtime user false |
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114 | |
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115 | "If enabled, scaling will be updated at every step (only active if automatic |
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116 | scaling is used)." |
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117 | |
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118 | ******************************************************************************** |
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119 | BOOLEAN rescale_after_singular_jac runtime user true |
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120 | |
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121 | "If enabled, scaling will be updated after a singular jacobian was detected |
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122 | (only active if automatic scaling is used)." |
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123 | |
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124 | ******************************************************************************** |
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125 | BOOLEAN use_Brent_in_1d runtime user true |
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126 | |
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127 | "If enabled, Brent search will be used to improve accuracy in solution of 1D |
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128 | non-linear equations." |
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129 | |
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130 | ******************************************************************************** |
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131 | BOOLEAN block_solver_profiling runtime uncommon false |
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132 | |
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133 | "If enabled, methods involved in solving an equation block will be timed." |
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134 | |
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135 | ******************************************************************************** |
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136 | INTEGER block_solver_experimental_mode runtime experimental 0 0 Integer.MAX_VALUE |
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137 | |
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138 | "Activates experimental features of equation block solvers" |
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139 | |
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140 | ******************************************************************************** |
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141 | REAL nle_solver_default_tol runtime user 1.0E-10 1e-14 1e-2 |
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142 | |
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143 | "Default tolerance for the equation block solver." |
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144 | |
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145 | ******************************************************************************** |
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146 | BOOLEAN nle_solver_check_jac_cond runtime uncommon false |
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147 | |
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148 | "If enabled, the equation block solver computes and log the jacobian condition |
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149 | number." |
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150 | |
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151 | ******************************************************************************** |
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152 | BOOLEAN nle_brent_ignore_error runtime uncommon false |
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153 | |
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154 | "If enabled, the Brent solver will ignore convergence failures." |
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155 | |
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156 | ******************************************************************************** |
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157 | REAL nle_solver_min_tol runtime uncommon 1.0E-12 1e-14 1e-6 |
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158 | |
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159 | "Minimum tolerance for the equation block solver. Note that, e.g. default |
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160 | Kinsol tolerance is machine precision pwr 1/3, i.e. 1e-6." |
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161 | |
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162 | ******************************************************************************** |
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163 | REAL nle_solver_tol_factor runtime uncommon 1.0E-4 1e-6 1.0 |
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164 | |
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165 | "Tolerance safety factor for the equation block solver. Used when external |
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166 | solver specifies relative tolerance." |
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167 | |
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168 | ******************************************************************************** |
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169 | INTEGER nle_solver_max_iter runtime uncommon 100 2 500 |
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170 | |
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171 | "Maximum number of iterations for the equation block solver." |
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172 | |
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173 | ******************************************************************************** |
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174 | INTEGER nle_solver_max_iter_no_jacobian runtime uncommon 10 1 500 |
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175 | |
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176 | "Maximum number of iterations without jacobian update. Value 1 means an update |
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177 | in every iteration." |
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178 | |
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179 | ******************************************************************************** |
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180 | REAL nle_solver_step_limit_factor runtime uncommon 10.0 0 1e10 |
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181 | |
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182 | "Factor limiting the step-size taken by the nonlinear block solver." |
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183 | |
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184 | ******************************************************************************** |
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185 | REAL nle_solver_regularization_tolerance runtime uncommon -1.0 -1 1e20 |
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186 | |
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187 | "Tolerance for deciding when regularization should be activated (i.e. when |
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188 | condition number > reg tol)." |
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189 | |
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190 | ******************************************************************************** |
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191 | BOOLEAN nle_solver_use_nominals_as_fallback runtime uncommon true |
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192 | |
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193 | "If enabled, the nominal values will be used as initial guess to the solver if |
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194 | initialization failed." |
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195 | |
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196 | ******************************************************************************** |
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197 | BOOLEAN nle_solver_use_last_integrator_step runtime uncommon true |
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198 | |
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199 | "If enabled, the initial guess for the iteration variables will be set to the |
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200 | iteration variables from the last integrator step." |
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201 | |
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202 | ******************************************************************************** |
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203 | REAL events_default_tol runtime uncommon 1.0E-10 1e-14 1e-2 |
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204 | |
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205 | "Default tolerance for the event iterations." |
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206 | |
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207 | ******************************************************************************** |
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208 | REAL time_events_default_tol runtime uncommon 2.220446049250313E-14 0 1.0 |
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209 | |
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210 | "Default tolerance for the time event iterations." |
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211 | |
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212 | ******************************************************************************** |
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213 | REAL events_tol_factor runtime uncommon 1.0E-4 1e-6 1.0 |
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214 | |
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215 | "Tolerance safety factor for the event indicators. Used when external solver |
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216 | specifies relative tolerance." |
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217 | |
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218 | ******************************************************************************** |
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219 | BOOLEAN block_jacobian_check runtime debug false |
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220 | |
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221 | "Compares the analytic block jacobians with the finite difference block |
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222 | jacobians during block evaluation. An error is given if the relative error is |
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223 | to big." |
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224 | |
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225 | ******************************************************************************** |
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226 | REAL block_jacobian_check_tol runtime debug 1.0E-6 1e-12 1.0 |
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227 | |
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228 | "Specifies the relative tolerance for block jacobian check." |
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229 | |
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230 | ******************************************************************************** |
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231 | INTEGER cs_solver runtime user 0 0 1 |
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232 | |
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233 | "Specifies the internal solver used in Co-Simulation. |
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234 | 0 - CVode, |
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235 | 1 - Euler." |
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236 | |
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237 | ******************************************************************************** |
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238 | REAL cs_rel_tol runtime user 1.0E-6 1e-14 1.0 |
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239 | |
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240 | "Tolerance for the adaptive solvers in the Co-Simulation case." |
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241 | |
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242 | ******************************************************************************** |
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243 | REAL cs_step_size runtime user 0.001 |
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244 | |
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245 | "Step-size for the fixed-step solvers in the Co-Simulation case." |
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246 | |
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247 | ******************************************************************************** |
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248 | INTEGER cs_experimental_mode runtime experimental 0 0 Integer.MAX_VALUE |
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249 | |
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250 | "Activates experimental features of CS ode solvers" |
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251 | |
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252 | ******************************************************************************** |
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253 | BOOLEAN runtime_log_to_file runtime user false |
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254 | |
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255 | "If enabled, log messages from the runtime are written directly to a file, |
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256 | besides passing it through the FMU interface. The log file name is generated |
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257 | based on the FMU name." |
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258 | |
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259 | ******************************************************************************** |
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260 | |
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