2 This file is part of GNUnet.
3 (C) 2006, 2009, 2010 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 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__, __LINE__); goto FAILURE;} } while (0)
34 #define ITERATIONS 10000
38 static unsigned int found;
41 * Name of plugin under test.
43 static const char *plugin_name;
48 const struct GNUNET_HashCode * key, size_t size, const char *data,
49 enum GNUNET_BLOCK_Type type,
50 struct GNUNET_TIME_Absolute exp,
51 unsigned int path_len,
52 const struct GNUNET_PeerIdentity *path)
54 if ((size == sizeof (struct GNUNET_HashCode)) && (0 == memcmp (data, cls, size)))
61 run (void *cls, char *const *args, const char *cfgfile,
62 const struct GNUNET_CONFIGURATION_Handle *cfg)
64 struct GNUNET_DATACACHE_Handle *h;
65 struct GNUNET_HashCode k;
66 struct GNUNET_HashCode n;
67 struct GNUNET_TIME_Absolute exp;
68 struct GNUNET_TIME_Absolute start;
73 h = GNUNET_DATACACHE_create (cfg, "perfcache");
77 FPRINTF (stderr, "%s", "Failed to initialize datacache. Database likely not setup, skipping test.\n");
80 exp = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_HOURS);
81 start = GNUNET_TIME_absolute_get ();
82 memset (&k, 0, sizeof (struct GNUNET_HashCode));
83 for (i = 0; i < ITERATIONS; i++)
85 if (0 == i % (ITERATIONS / 80))
86 FPRINTF (stderr, "%s", ".");
87 GNUNET_CRYPTO_hash (&k, sizeof (struct GNUNET_HashCode), &n);
89 GNUNET_DATACACHE_put (h, &k, sizeof (struct GNUNET_HashCode),
90 (const char *) &n, 1 + i % 16, exp,
94 FPRINTF (stderr, "%s", "\n");
95 FPRINTF (stdout, "Stored %u items in %s\n", ITERATIONS,
96 GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start), GNUNET_YES));
97 GNUNET_snprintf (gstr, sizeof (gstr), "DATACACHE-%s", plugin_name);
98 GAUGER (gstr, "Time to PUT item in datacache",
99 GNUNET_TIME_absolute_get_duration (start).rel_value_us / 1000LL / ITERATIONS,
101 start = GNUNET_TIME_absolute_get ();
102 memset (&k, 0, sizeof (struct GNUNET_HashCode));
103 for (i = 0; i < ITERATIONS; i++)
105 if (0 == i % (ITERATIONS / 80))
106 FPRINTF (stderr, "%s", ".");
107 GNUNET_CRYPTO_hash (&k, sizeof (struct GNUNET_HashCode), &n);
108 GNUNET_DATACACHE_get (h, &k, 1 + i % 16, &checkIt, &n);
111 FPRINTF (stderr, "%s", "\n");
113 "Found %u/%u items in %s (%u were deleted during storage processing)\n",
115 GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start), GNUNET_YES),
118 GAUGER (gstr, "Time to GET item from datacache",
119 GNUNET_TIME_absolute_get_duration (start).rel_value_us / 1000LL / found,
121 GNUNET_DATACACHE_destroy (h);
126 GNUNET_DATACACHE_destroy (h);
132 main (int argc, char *argv[])
135 char *const xargv[] = {
141 struct GNUNET_GETOPT_CommandLineOption options[] = {
142 GNUNET_GETOPT_OPTION_END
145 GNUNET_log_setup ("perf-datacache",
148 plugin_name = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
149 GNUNET_snprintf (cfg_name, sizeof (cfg_name), "perf_datacache_data_%s.conf",
151 GNUNET_PROGRAM_run ((sizeof (xargv) / sizeof (char *)) - 1, xargv,
152 "perf-datacache", "nohelp", options, &run, NULL);
154 FPRINTF (stderr, "Missed some perfcases: %d\n", ok);
158 /* end of perf_datacache.c */