2 This file is part of GNUnet.
3 (C) 2009 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
21 * @file testing/test_transport_ats_perf.c
22 * @brief testcase for ats functionality
25 #include "gnunet_time_lib.h"
29 #define VERBOSE GNUNET_YES
35 static int executions = EXECS;
36 static uint64_t exec_time[EXECS];
38 static uint64_t sim_no_opt_avg;
39 static uint64_t sim_with_opt_avg;
40 static uint64_t mlp_no_opt_avg;
41 static uint64_t mlp_with_opt_avg;
43 static glp_prob * prob;
45 static struct GNUNET_TIME_Absolute start;
46 static struct GNUNET_TIME_Absolute end;
49 void solve_mlp(int presolve)
54 glp_init_iocp(&opt_mlp);
55 opt_mlp.msg_lev = GLP_MSG_OFF;
56 opt_mlp.presolve = GLP_OFF;
58 result = glp_intopt (prob, &opt_mlp);
59 solution = glp_mip_status (prob);
60 GNUNET_assert ((solution == 5) && (result==0));
63 void solve_lp(int presolve)
68 glp_init_smcp(&opt_lp);
70 opt_lp.msg_lev = GLP_MSG_OFF;
71 if (presolve==GNUNET_YES) opt_lp.presolve = GLP_ON;
72 else opt_lp.presolve = GLP_OFF;
74 result = glp_simplex(prob, &opt_lp);
75 solution = glp_get_status (prob);
76 GNUNET_assert ((solution == 5) && (result==0));
79 /* Modify quality constraint */
80 void modify_qm(int start, int length, int values_to_change)
82 //int * ind = GNUNET_malloc (length * sizeof (int));
83 //double *val = GNUNET_malloc (length * sizeof (double));
89 while (c<=(start+values_to_change))
91 res = glp_get_mat_row(prob, c, ind, val);
93 printf("%i %i \n", c, res);
94 for (c2=0; c2<res; c2++)
96 printf("%i = %f \n", ind[c2], val[c2]);
101 //glp_set_mat_row(prob, start, length, ind, val);
106 void bench_simplex_optimization(char * file, int executions)
110 prob = glp_create_prob();
111 glp_read_lp(prob, NULL, file);
113 solve_lp(GNUNET_YES);
115 for (c=0; c<executions;c++)
117 start = GNUNET_TIME_absolute_get();
119 end = GNUNET_TIME_absolute_get();
121 exec_time[c] = GNUNET_TIME_absolute_get_difference(start, end).rel_value;
123 sim_with_opt_avg += exec_time[c];
124 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Simplex /w optimization iterations %i: %llu \n", c, exec_time[c]);
127 glp_delete_prob(prob);
131 void bench_simplex_no_optimization(char * file, int executions)
135 prob = glp_create_prob();
136 glp_read_lp(prob, NULL, file);
138 for (c=0; c<executions;c++)
140 start = GNUNET_TIME_absolute_get();
141 solve_lp(GNUNET_YES);
142 end = GNUNET_TIME_absolute_get();
144 exec_time[c] = GNUNET_TIME_absolute_get_difference(start, end).rel_value;
146 sim_no_opt_avg += exec_time[c];
147 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Simplex iterations %i: %llu \n", c, exec_time[c]);
150 glp_delete_prob(prob);
153 void bench_mlp_no_optimization(char * file, int executions)
157 prob = glp_create_prob();
158 glp_read_lp(prob, NULL, file);
160 for (c=0; c<executions;c++)
162 start = GNUNET_TIME_absolute_get();
163 solve_lp(GNUNET_YES);
164 solve_mlp (GNUNET_NO);
165 end = GNUNET_TIME_absolute_get();
167 exec_time[c] = GNUNET_TIME_absolute_get_difference(start, end).rel_value;
169 mlp_no_opt_avg += exec_time[c];
170 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "MLP iterations no optimization %i: %llu \n", c, exec_time[c]);
173 glp_delete_prob(prob);
177 void bench_mlp_with_optimization(char * file, int executions, int changes)
180 prob = glp_create_prob();
181 glp_read_lp(prob, NULL, file);
183 solve_lp(GNUNET_YES);
185 for (c=0; c<executions;c++)
187 start = GNUNET_TIME_absolute_get();
188 //modify_qm(906, 0, 0);
190 solve_mlp (GNUNET_NO);
191 end = GNUNET_TIME_absolute_get();
193 exec_time[c] = GNUNET_TIME_absolute_get_difference(start, end).rel_value;
195 mlp_with_opt_avg += exec_time[c];
196 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "MLP /w optimization iterations %i: %llu \n", c, exec_time[c]);
199 glp_delete_prob(prob);
203 void modify_cr (int start, int length, int count)
205 //int * ind = GNUNET_malloc (length * sizeof (int));
206 //double *val = GNUNET_malloc (length * sizeof (double));
211 while (c<=(start+count))
213 res = glp_get_mat_row(prob, c, ind, val);
215 printf("row index: %i non-zero elements: %i \n", c, res);
216 for (c2=1; c2<=res; c2++)
218 printf("%i = %f ", ind[c2], val[c2]);
223 //glp_set_mat_row(prob, start, length, ind, val);
228 int main (int argc, char *argv[])
231 GNUNET_log_setup ("test-transport-ats",
240 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "GLPK not installed, exiting testcase\n");
244 char * file = "ats_mlp_p100_m400.problem";
245 // char * file = "mlps/ats_mlp_p500_m2000.problem";
246 bench_simplex_no_optimization (file, executions);
247 bench_simplex_optimization (file, executions);
248 bench_mlp_no_optimization (file, executions);
249 bench_mlp_with_optimization (file, executions, 0);
251 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Simplex no optimization average: %llu\n", sim_no_opt_avg / EXECS);
252 GAUGER ("TRANSPORT","GLPK simplex 100 peers 400 addresses no optimization", sim_no_opt_avg / EXECS, "ms");
253 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Simplex optimization average: %llu\n", sim_with_opt_avg / EXECS);
254 GAUGER ("TRANSPORT","GLPK simplex 100 peers 400 addresses with optimization", sim_with_opt_avg / EXECS, "ms");
255 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "MLP no optimization average: %llu\n", mlp_no_opt_avg / EXECS);
256 GAUGER ("TRANSPORT","GLPK MLP 100 peers 400 addresses no optimization", mlp_no_opt_avg / EXECS, "ms");
257 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "MLP optimization average: %llu\n", mlp_with_opt_avg / EXECS);
258 GAUGER ("TRANSPORT","GLPK MLP 100 peers 400 addresses with optimization", mlp_with_opt_avg / EXECS, "ms");
264 /* end of test_transport_ats_perf.c*/