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lib:talloc: Add talloc_zero vs calloc test

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Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Martin Schwenke <martin@meltin.net>
This commit is contained in:
Andreas Schneider
2023-04-14 21:34:59 +02:00
committed by Martin Schwenke
parent 8dddea2ced
commit b6bf9cba80
1 changed files with 39 additions and 0 deletions
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39
lib/talloc/testsuite.c
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@ -920,6 +920,45 @@ static bool test_speed(void)
} while (private_timeval_elapsed(&tv) < 5.0);
fprintf(stderr, "malloc: %.0f ops/sec\n", count/private_timeval_elapsed(&tv));
printf("\n# TALLOC_ZERO VS CALLOC SPEED\n");
ctx = talloc_new(NULL);
tv = private_timeval_current();
count = 0;
do {
void *p1, *p2, *p3;
for (i=0;i<loop;i++) {
p1 = talloc_zero_size(ctx, loop % 100);
p2 = talloc_strdup(p1, "foo bar");
p3 = talloc_zero_size(p1, 300);
(void)p2;
(void)p3;
talloc_free(p1);
}
count += 3 * loop;
} while (private_timeval_elapsed(&tv) < 5.0);
fprintf(stderr, "talloc_zero: %.0f ops/sec\n", count/private_timeval_elapsed(&tv));
talloc_free(ctx);
tv = private_timeval_current();
count = 0;
do {
void *p1, *p2, *p3;
for (i=0;i<loop;i++) {
p1 = calloc(1, loop % 100);
p2 = strdup("foo bar");
p3 = calloc(1, 300);
free(p1);
free(p2);
free(p3);
}
count += 3 * loop;
} while (private_timeval_elapsed(&tv) < 5.0);
fprintf(stderr, "calloc: %.0f ops/sec\n", count/private_timeval_elapsed(&tv));
printf("success: speed\n");
return true;