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author | Christian Grothoff <christian@grothoff.org> | 2009-07-27 18:20:25 +0000 |
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committer | Christian Grothoff <christian@grothoff.org> | 2009-07-27 18:20:25 +0000 |
commit | c5cda378386d01412ada7fbf8d51317bab1ab695 (patch) | |
tree | 203d2b0a92fc3482730060808df7bb8a1e724b2b /src/datacache/perf_datacache.c | |
parent | 53f0065b1c2ef64a399f8450a7779ac4fef6b1b5 (diff) | |
download | gnunet-c5cda378386d01412ada7fbf8d51317bab1ab695.tar.gz gnunet-c5cda378386d01412ada7fbf8d51317bab1ab695.zip |
renaming for consistency
Diffstat (limited to 'src/datacache/perf_datacache.c')
-rw-r--r-- | src/datacache/perf_datacache.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/src/datacache/perf_datacache.c b/src/datacache/perf_datacache.c new file mode 100644 index 000000000..818b6f816 --- /dev/null +++ b/src/datacache/perf_datacache.c | |||
@@ -0,0 +1,163 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | (C) 2006, 2009 Christian Grothoff (and other contributing authors) | ||
4 | |||
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 2, or (at your | ||
8 | option) any later version. | ||
9 | |||
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. | ||
14 | |||
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. | ||
19 | */ | ||
20 | /* | ||
21 | * @file datacache/perf_datacache.c | ||
22 | * @brief Performance evaluation for the datacache implementations. | ||
23 | * @author Nils Durner | ||
24 | */ | ||
25 | #include "platform.h" | ||
26 | #include "gnunet_util_lib.h" | ||
27 | #include "gnunet_datacache_lib.h" | ||
28 | |||
29 | #define VERBOSE GNUNET_NO | ||
30 | |||
31 | #define ASSERT(x) do { if (! (x)) { printf("Error at %s:%d\n", __FILE__, __LINE__); goto FAILURE;} } while (0) | ||
32 | |||
33 | #define ITERATIONS 10000 | ||
34 | |||
35 | static int ok; | ||
36 | |||
37 | static unsigned int found; | ||
38 | |||
39 | static int | ||
40 | checkIt (void *cls, | ||
41 | struct GNUNET_TIME_Absolute exp, | ||
42 | const GNUNET_HashCode * key, | ||
43 | uint32_t size, | ||
44 | const char *data, | ||
45 | uint32_t type) | ||
46 | { | ||
47 | if ( (size == sizeof (GNUNET_HashCode)) && | ||
48 | (0 == memcmp (data, cls, size)) ) | ||
49 | found++; | ||
50 | return GNUNET_OK; | ||
51 | } | ||
52 | |||
53 | |||
54 | static void | ||
55 | run (void *cls, | ||
56 | struct GNUNET_SCHEDULER_Handle *sched, | ||
57 | char *const *args, | ||
58 | const char *cfgfile, | ||
59 | const struct GNUNET_CONFIGURATION_Handle *cfg) | ||
60 | { | ||
61 | struct GNUNET_DATACACHE_Handle *h; | ||
62 | GNUNET_HashCode k; | ||
63 | GNUNET_HashCode n; | ||
64 | struct GNUNET_TIME_Absolute exp; | ||
65 | struct GNUNET_TIME_Absolute start; | ||
66 | unsigned int i; | ||
67 | |||
68 | ok = 0; | ||
69 | h = GNUNET_DATACACHE_create (sched, | ||
70 | cfg, | ||
71 | "perfcache"); | ||
72 | |||
73 | ASSERT (NULL != h); | ||
74 | exp = GNUNET_TIME_absolute_get (); | ||
75 | start = exp; | ||
76 | exp.value += 5 * 60 * 1000; | ||
77 | memset (&k, 0, sizeof (GNUNET_HashCode)); | ||
78 | for (i = 0; i < ITERATIONS; i++) | ||
79 | { | ||
80 | if (0 == i % (ITERATIONS / 80)) | ||
81 | fprintf (stderr, "."); | ||
82 | GNUNET_CRYPTO_hash (&k, sizeof (GNUNET_HashCode), &n); | ||
83 | ASSERT (GNUNET_OK == GNUNET_DATACACHE_put (h, | ||
84 | &k, | ||
85 | sizeof (GNUNET_HashCode), | ||
86 | (const char *) &n, | ||
87 | 1+i%16, | ||
88 | exp)); | ||
89 | k = n; | ||
90 | } | ||
91 | fprintf (stderr, "\n"); | ||
92 | fprintf (stdout, "Stored %u items in %llums\n", | ||
93 | ITERATIONS, | ||
94 | (unsigned long long) GNUNET_TIME_absolute_get_duration(start).value); | ||
95 | start = GNUNET_TIME_absolute_get (); | ||
96 | memset (&k, 0, sizeof (GNUNET_HashCode)); | ||
97 | for (i = 0; i < ITERATIONS; i++) | ||
98 | { | ||
99 | if (0 == i % (ITERATIONS / 80)) | ||
100 | fprintf (stderr, "."); | ||
101 | GNUNET_CRYPTO_hash (&k, sizeof (GNUNET_HashCode), &n); | ||
102 | GNUNET_DATACACHE_get (h, &k, 1+i%16, | ||
103 | &checkIt, &n); | ||
104 | k = n; | ||
105 | } | ||
106 | fprintf (stderr, "\n"); | ||
107 | fprintf (stdout, "Found %u/%u items in %llums (%u were deleted during storage processing)\n", | ||
108 | found, ITERATIONS, | ||
109 | (unsigned long long) GNUNET_TIME_absolute_get_duration(start).value, | ||
110 | ITERATIONS - found); | ||
111 | |||
112 | GNUNET_DATACACHE_destroy (h); | ||
113 | ASSERT (ok == 0); | ||
114 | return; | ||
115 | FAILURE: | ||
116 | if (h != NULL) | ||
117 | GNUNET_DATACACHE_destroy (h); | ||
118 | ok = GNUNET_SYSERR; | ||
119 | } | ||
120 | |||
121 | |||
122 | static int | ||
123 | check () | ||
124 | { | ||
125 | char *const argv[] = { "perf-datacache-api", | ||
126 | "-c", | ||
127 | "perf_datacache_data.conf", | ||
128 | #if VERBOSE | ||
129 | "-L", "DEBUG", | ||
130 | #endif | ||
131 | NULL | ||
132 | }; | ||
133 | struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
134 | GNUNET_GETOPT_OPTION_END | ||
135 | }; | ||
136 | GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, | ||
137 | argv, "perf-datacache-api", "nohelp", | ||
138 | options, &run, NULL); | ||
139 | if (ok != 0) | ||
140 | fprintf (stderr, "Missed some perfcases: %d\n", ok); | ||
141 | return ok; | ||
142 | } | ||
143 | |||
144 | |||
145 | int | ||
146 | main (int argc, char *argv[]) | ||
147 | { | ||
148 | int ret; | ||
149 | |||
150 | GNUNET_DISK_directory_remove ("/tmp/perf-gnunetd-datacache"); | ||
151 | GNUNET_log_setup ("perf-datacache-api", | ||
152 | #if VERBOSE | ||
153 | "DEBUG", | ||
154 | #else | ||
155 | "WARNING", | ||
156 | #endif | ||
157 | NULL); | ||
158 | ret = check (); | ||
159 | |||
160 | return ret; | ||
161 | } | ||
162 | |||
163 | /* end of perf_datacache.c */ | ||