2 This file is part of GNUnet.
3 Copyright (C) 2006, 2009, 2010 GNUnet e.V.
5 GNUnet is free software: you can redistribute it and/or modify it
6 under the terms of the GNU Affero General Public License as published
7 by the Free Software Foundation, either version 3 of the License,
8 or (at your 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 Affero General Public License for more details.
15 You should have received a copy of the GNU Affero General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 SPDX-License-Identifier: AGPL3.0-or-later
21 * @file datacache/perf_datacache.c
22 * @brief Performance evaluation for the datacache implementations.
26 #include "gnunet_util_lib.h"
27 #include "gnunet_datacache_lib.h"
28 #include "gnunet_testing_lib.h"
32 #define ASSERT(x) do { if (! (x)) { printf ("Error at %s:%d\n", __FILE__, \
33 __LINE__); goto FAILURE; \
36 #define ITERATIONS 10000
40 static unsigned int found;
43 * Name of plugin under test.
45 static const char *plugin_name;
50 const struct GNUNET_HashCode *key, size_t size, const char *data,
51 enum GNUNET_BLOCK_Type type,
52 struct GNUNET_TIME_Absolute exp,
53 unsigned int path_len,
54 const struct GNUNET_PeerIdentity *path)
56 if ((size == sizeof(struct GNUNET_HashCode)) && (0 == memcmp (data, cls,
64 run (void *cls, char *const *args, const char *cfgfile,
65 const struct GNUNET_CONFIGURATION_Handle *cfg)
67 struct GNUNET_DATACACHE_Handle *h;
68 struct GNUNET_HashCode k;
69 struct GNUNET_HashCode n;
70 struct GNUNET_TIME_Absolute exp;
71 struct GNUNET_TIME_Absolute start;
76 h = GNUNET_DATACACHE_create (cfg, "perfcache");
80 fprintf (stderr, "%s",
81 "Failed to initialize datacache. Database likely not setup, skipping test.\n");
82 ok = 77; /* mark test as skipped */
85 exp = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_HOURS);
86 start = GNUNET_TIME_absolute_get ();
87 memset (&k, 0, sizeof(struct GNUNET_HashCode));
88 for (i = 0; i < ITERATIONS; i++)
90 if (0 == i % (ITERATIONS / 80))
91 fprintf (stderr, "%s", ".");
92 GNUNET_CRYPTO_hash (&k, sizeof(struct GNUNET_HashCode), &n);
94 GNUNET_DATACACHE_put (h, &k, sizeof(struct GNUNET_HashCode),
95 (const char *) &n, 1 + i % 16, exp,
99 fprintf (stderr, "%s", "\n");
100 fprintf (stdout, "Stored %u items in %s\n", ITERATIONS,
101 GNUNET_STRINGS_relative_time_to_string (
102 GNUNET_TIME_absolute_get_duration (start), GNUNET_YES));
103 GNUNET_snprintf (gstr, sizeof(gstr), "DATACACHE-%s", plugin_name);
104 GAUGER (gstr, "Time to PUT item in datacache",
105 GNUNET_TIME_absolute_get_duration (start).rel_value_us / 1000LL
108 start = GNUNET_TIME_absolute_get ();
109 memset (&k, 0, sizeof(struct GNUNET_HashCode));
110 for (i = 0; i < ITERATIONS; i++)
112 if (0 == i % (ITERATIONS / 80))
113 fprintf (stderr, "%s", ".");
114 GNUNET_CRYPTO_hash (&k, sizeof(struct GNUNET_HashCode), &n);
115 GNUNET_DATACACHE_get (h, &k, 1 + i % 16, &checkIt, &n);
118 fprintf (stderr, "%s", "\n");
120 "Found %u/%u items in %s (%u were deleted during storage processing)\n",
122 GNUNET_STRINGS_relative_time_to_string (
123 GNUNET_TIME_absolute_get_duration (start), GNUNET_YES),
126 GAUGER (gstr, "Time to GET item from datacache",
127 GNUNET_TIME_absolute_get_duration (start).rel_value_us / 1000LL
130 GNUNET_DATACACHE_destroy (h);
135 GNUNET_DATACACHE_destroy (h);
141 main (int argc, char *argv[])
143 char cfg_name[PATH_MAX];
144 char *const xargv[] = {
150 struct GNUNET_GETOPT_CommandLineOption options[] = {
151 GNUNET_GETOPT_OPTION_END
154 GNUNET_log_setup ("perf-datacache",
157 plugin_name = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
158 GNUNET_snprintf (cfg_name, sizeof(cfg_name), "perf_datacache_data_%s.conf",
160 GNUNET_PROGRAM_run ((sizeof(xargv) / sizeof(char *)) - 1, xargv,
161 "perf-datacache", "nohelp", options, &run, NULL);
162 if ((0 != ok) && (77 != ok))
163 fprintf (stderr, "Missed some perfcases: %d\n", ok);
168 /* end of perf_datacache.c */