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authorDaniel Baumann <daniel.baumann@progress-linux.org>2019-09-03 10:23:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2019-09-03 10:23:38 +0000
commit574098461cd45be12a497afbdac6f93c58978387 (patch)
tree9eb60a5930b7c20d42f7fde1e234cae3968ed3d9 /tests/profile/benchmark-dictionary.c
parentAdding upstream version 1.16.1. (diff)
downloadnetdata-574098461cd45be12a497afbdac6f93c58978387.tar.xz
netdata-574098461cd45be12a497afbdac6f93c58978387.zip
Adding upstream version 1.17.0.upstream/1.17.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/profile/benchmark-dictionary.c')
-rw-r--r--tests/profile/benchmark-dictionary.c130
1 files changed, 0 insertions, 130 deletions
diff --git a/tests/profile/benchmark-dictionary.c b/tests/profile/benchmark-dictionary.c
deleted file mode 100644
index 30c098d5d..000000000
--- a/tests/profile/benchmark-dictionary.c
+++ /dev/null
@@ -1,130 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * 1. build netdata (as normally)
- * 2. cd tests/profile/
- * 3. compile with:
- * gcc -O3 -Wall -Wextra -I ../../src/ -I ../../ -o benchmark-dictionary benchmark-dictionary.c ../../src/dictionary.o ../../src/log.o ../../src/avl.o ../../src/common.o -pthread
- *
- */
-
-#include "config.h"
-#include "libnetdata/libnetdata.h"
-
-struct myvalue {
- int i;
-};
-
-void netdata_cleanup_and_exit(int ret) { exit(ret); }
-
-int main(int argc, char **argv) {
- if(argc || argv) {;}
-
-// DICTIONARY *dict = dictionary_create(DICTIONARY_FLAG_SINGLE_THREADED|DICTIONARY_FLAG_WITH_STATISTICS);
- DICTIONARY *dict = dictionary_create(DICTIONARY_FLAG_WITH_STATISTICS);
- if(!dict) fatal("Cannot create dictionary.");
-
- struct rusage start, end;
- unsigned long long dt;
- char buf[100 + 1];
- struct myvalue value, *v;
- int i, max = 30000000, max2;
-
- // ------------------------------------------------------------------------
-
- getrusage(RUSAGE_SELF, &start);
- dict->stats->inserts = dict->stats->deletes = dict->stats->searches = 0ULL;
- fprintf(stderr, "Inserting %d entries in the dictionary\n", max);
- for(i = 0; i < max; i++) {
- value.i = i;
- snprintf(buf, 100, "%d", i);
-
- dictionary_set(dict, buf, &value, sizeof(struct myvalue));
- }
- getrusage(RUSAGE_SELF, &end);
- dt = (end.ru_utime.tv_sec * 1000000ULL + end.ru_utime.tv_usec) - (start.ru_utime.tv_sec * 1000000ULL + start.ru_utime.tv_usec);
- fprintf(stderr, "Added %d entries in %llu nanoseconds: %llu inserts per second\n", max, dt, max * 1000000ULL / dt);
- fprintf(stderr, " > Dictionary: %llu inserts, %llu deletes, %llu searches\n\n", dict->stats->inserts, dict->stats->deletes, dict->stats->searches);
-
- // ------------------------------------------------------------------------
-
- getrusage(RUSAGE_SELF, &start);
- dict->stats->inserts = dict->stats->deletes = dict->stats->searches = 0ULL;
- fprintf(stderr, "Retrieving %d entries from the dictionary\n", max);
- for(i = 0; i < max; i++) {
- value.i = i;
- snprintf(buf, 100, "%d", i);
-
- v = dictionary_get(dict, buf);
- if(!v)
- fprintf(stderr, "ERROR: cannot get value %d from the dictionary\n", i);
- else if(v->i != i)
- fprintf(stderr, "ERROR: expected %d but got %d\n", i, v->i);
- }
- getrusage(RUSAGE_SELF, &end);
- dt = (end.ru_utime.tv_sec * 1000000ULL + end.ru_utime.tv_usec) - (start.ru_utime.tv_sec * 1000000ULL + start.ru_utime.tv_usec);
- fprintf(stderr, "Read %d entries in %llu nanoseconds: %llu searches per second\n", max, dt, max * 1000000ULL / dt);
- fprintf(stderr, " > Dictionary: %llu inserts, %llu deletes, %llu searches\n\n", dict->stats->inserts, dict->stats->deletes, dict->stats->searches);
-
- // ------------------------------------------------------------------------
-
- getrusage(RUSAGE_SELF, &start);
- dict->stats->inserts = dict->stats->deletes = dict->stats->searches = 0ULL;
- fprintf(stderr, "Resetting %d entries in the dictionary\n", max);
- for(i = 0; i < max; i++) {
- value.i = i;
- snprintf(buf, 100, "%d", i);
-
- dictionary_set(dict, buf, &value, sizeof(struct myvalue));
- }
- getrusage(RUSAGE_SELF, &end);
- dt = (end.ru_utime.tv_sec * 1000000ULL + end.ru_utime.tv_usec) - (start.ru_utime.tv_sec * 1000000ULL + start.ru_utime.tv_usec);
- fprintf(stderr, "Reset %d entries in %llu nanoseconds: %llu resets per second\n", max, dt, max * 1000000ULL / dt);
- fprintf(stderr, " > Dictionary: %llu inserts, %llu deletes, %llu searches\n\n", dict->stats->inserts, dict->stats->deletes, dict->stats->searches);
-
- // ------------------------------------------------------------------------
-
- getrusage(RUSAGE_SELF, &start);
- dict->stats->inserts = dict->stats->deletes = dict->stats->searches = 0ULL;
- fprintf(stderr, "Searching %d non-existing entries in the dictionary\n", max);
- max2 = max * 2;
- for(i = max; i < max2; i++) {
- value.i = i;
- snprintf(buf, 100, "%d", i);
-
- v = dictionary_get(dict, buf);
- if(v)
- fprintf(stderr, "ERROR: cannot got non-existing value %d from the dictionary\n", i);
- }
- getrusage(RUSAGE_SELF, &end);
- dt = (end.ru_utime.tv_sec * 1000000ULL + end.ru_utime.tv_usec) - (start.ru_utime.tv_sec * 1000000ULL + start.ru_utime.tv_usec);
- fprintf(stderr, "Searched %d non-existing entries in %llu nanoseconds: %llu not found searches per second\n", max, dt, max * 1000000ULL / dt);
- fprintf(stderr, " > Dictionary: %llu inserts, %llu deletes, %llu searches\n\n", dict->stats->inserts, dict->stats->deletes, dict->stats->searches);
-
- // ------------------------------------------------------------------------
-
- getrusage(RUSAGE_SELF, &start);
- dict->stats->inserts = dict->stats->deletes = dict->stats->searches = 0ULL;
- fprintf(stderr, "Deleting %d entries from the dictionary\n", max);
- for(i = 0; i < max; i++) {
- value.i = i;
- snprintf(buf, 100, "%d", i);
-
- dictionary_del(dict, buf);
- }
- getrusage(RUSAGE_SELF, &end);
- dt = (end.ru_utime.tv_sec * 1000000ULL + end.ru_utime.tv_usec) - (start.ru_utime.tv_sec * 1000000ULL + start.ru_utime.tv_usec);
- fprintf(stderr, "Deleted %d entries in %llu nanoseconds: %llu deletes per second\n", max, dt, max * 1000000ULL / dt);
- fprintf(stderr, " > Dictionary: %llu inserts, %llu deletes, %llu searches\n\n", dict->stats->inserts, dict->stats->deletes, dict->stats->searches);
-
- // ------------------------------------------------------------------------
-
- getrusage(RUSAGE_SELF, &start);
- dict->stats->inserts = dict->stats->deletes = dict->stats->searches = 0ULL;
- fprintf(stderr, "Destroying dictionary\n");
- dictionary_destroy(dict);
- getrusage(RUSAGE_SELF, &end);
- dt = (end.ru_utime.tv_sec * 1000000ULL + end.ru_utime.tv_usec) - (start.ru_utime.tv_sec * 1000000ULL + start.ru_utime.tv_usec);
- fprintf(stderr, "Destroyed in %llu nanoseconds\n", dt);
-
- return 0;
-}