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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");
78 ok = 77; /* mark test as skipped */
81 exp = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_HOURS);
82 start = GNUNET_TIME_absolute_get ();
83 memset (&k, 0, sizeof (struct GNUNET_HashCode));
84 for (i = 0; i < ITERATIONS; i++)
86 if (0 == i % (ITERATIONS / 80))
87 FPRINTF (stderr, "%s", ".");
88 GNUNET_CRYPTO_hash (&k, sizeof (struct GNUNET_HashCode), &n);
90 GNUNET_DATACACHE_put (h, &k, sizeof (struct GNUNET_HashCode),
91 (const char *) &n, 1 + i % 16, exp,
95 FPRINTF (stderr, "%s", "\n");
96 FPRINTF (stdout, "Stored %u items in %s\n", ITERATIONS,
97 GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start), GNUNET_YES));
98 GNUNET_snprintf (gstr, sizeof (gstr), "DATACACHE-%s", plugin_name);
99 GAUGER (gstr, "Time to PUT item in datacache",
100 GNUNET_TIME_absolute_get_duration (start).rel_value_us / 1000LL / ITERATIONS,
102 start = GNUNET_TIME_absolute_get ();
103 memset (&k, 0, sizeof (struct GNUNET_HashCode));
104 for (i = 0; i < ITERATIONS; i++)
106 if (0 == i % (ITERATIONS / 80))
107 FPRINTF (stderr, "%s", ".");
108 GNUNET_CRYPTO_hash (&k, sizeof (struct GNUNET_HashCode), &n);
109 GNUNET_DATACACHE_get (h, &k, 1 + i % 16, &checkIt, &n);
112 FPRINTF (stderr, "%s", "\n");
114 "Found %u/%u items in %s (%u were deleted during storage processing)\n",
116 GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (start), GNUNET_YES),
119 GAUGER (gstr, "Time to GET item from datacache",
120 GNUNET_TIME_absolute_get_duration (start).rel_value_us / 1000LL / found,
122 GNUNET_DATACACHE_destroy (h);
127 GNUNET_DATACACHE_destroy (h);
133 main (int argc, char *argv[])
136 char *const xargv[] = {
142 struct GNUNET_GETOPT_CommandLineOption options[] = {
143 GNUNET_GETOPT_OPTION_END
146 GNUNET_log_setup ("perf-datacache",
149 plugin_name = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
150 GNUNET_snprintf (cfg_name, sizeof (cfg_name), "perf_datacache_data_%s.conf",
152 GNUNET_PROGRAM_run ((sizeof (xargv) / sizeof (char *)) - 1, xargv,
153 "perf-datacache", "nohelp", options, &run, NULL);
154 if ( (0 != ok) && (77 != ok) )
155 FPRINTF (stderr, "Missed some perfcases: %d\n", ok);
159 /* end of perf_datacache.c */