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 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.
16 * @file datacache/perf_datacache.c
17 * @brief Performance evaluation for the datacache implementations.
21 #include "gnunet_util_lib.h"
22 #include "gnunet_datacache_lib.h"
23 #include "gnunet_testing_lib.h"
27 #define ASSERT(x) do { if (! (x)) { printf("Error at %s:%d\n", __FILE__, __LINE__); goto FAILURE;} } while (0)
29 #define ITERATIONS 10000
33 static unsigned int found;
36 * Name of plugin under test.
38 static const char *plugin_name;
43 const struct GNUNET_HashCode * key, size_t size, const char *data,
44 enum GNUNET_BLOCK_Type type,
45 struct GNUNET_TIME_Absolute exp,
46 unsigned int path_len,
47 const struct GNUNET_PeerIdentity *path)
49 if ((size == sizeof (struct GNUNET_HashCode)) && (0 == memcmp (data, cls, size)))
56 run (void *cls, char *const *args, const char *cfgfile,
57 const struct GNUNET_CONFIGURATION_Handle *cfg)
59 struct GNUNET_DATACACHE_Handle *h;
60 struct GNUNET_HashCode k;
61 struct GNUNET_HashCode n;
62 struct GNUNET_TIME_Absolute exp;
63 struct GNUNET_TIME_Absolute start;
68 h = GNUNET_DATACACHE_create (cfg, "perfcache");
72 FPRINTF (stderr, "%s", "Failed to initialize datacache. Database likely not setup, skipping test.\n");
73 ok = 77; /* mark test as skipped */
76 exp = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_HOURS);
77 start = GNUNET_TIME_absolute_get ();
78 memset (&k, 0, sizeof (struct GNUNET_HashCode));
79 for (i = 0; i < ITERATIONS; i++)
81 if (0 == i % (ITERATIONS / 80))
82 FPRINTF (stderr, "%s", ".");
83 GNUNET_CRYPTO_hash (&k, sizeof (struct GNUNET_HashCode), &n);
85 GNUNET_DATACACHE_put (h, &k, sizeof (struct GNUNET_HashCode),
86 (const char *) &n, 1 + i % 16, exp,
90 FPRINTF (stderr, "%s", "\n");
91 FPRINTF (stdout, "Stored %u items in %s\n", ITERATIONS,
92 GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start), GNUNET_YES));
93 GNUNET_snprintf (gstr, sizeof (gstr), "DATACACHE-%s", plugin_name);
94 GAUGER (gstr, "Time to PUT item in datacache",
95 GNUNET_TIME_absolute_get_duration (start).rel_value_us / 1000LL / ITERATIONS,
97 start = GNUNET_TIME_absolute_get ();
98 memset (&k, 0, sizeof (struct GNUNET_HashCode));
99 for (i = 0; i < ITERATIONS; i++)
101 if (0 == i % (ITERATIONS / 80))
102 FPRINTF (stderr, "%s", ".");
103 GNUNET_CRYPTO_hash (&k, sizeof (struct GNUNET_HashCode), &n);
104 GNUNET_DATACACHE_get (h, &k, 1 + i % 16, &checkIt, &n);
107 FPRINTF (stderr, "%s", "\n");
109 "Found %u/%u items in %s (%u were deleted during storage processing)\n",
111 GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start), GNUNET_YES),
114 GAUGER (gstr, "Time to GET item from datacache",
115 GNUNET_TIME_absolute_get_duration (start).rel_value_us / 1000LL / found,
117 GNUNET_DATACACHE_destroy (h);
122 GNUNET_DATACACHE_destroy (h);
128 main (int argc, char *argv[])
131 char *const xargv[] = {
137 struct GNUNET_GETOPT_CommandLineOption options[] = {
138 GNUNET_GETOPT_OPTION_END
141 GNUNET_log_setup ("perf-datacache",
144 plugin_name = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
145 GNUNET_snprintf (cfg_name, sizeof (cfg_name), "perf_datacache_data_%s.conf",
147 GNUNET_PROGRAM_run ((sizeof (xargv) / sizeof (char *)) - 1, xargv,
148 "perf-datacache", "nohelp", options, &run, NULL);
149 if ( (0 != ok) && (77 != ok) )
150 FPRINTF (stderr, "Missed some perfcases: %d\n", ok);
154 /* end of perf_datacache.c */