1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 1998-2003 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <stdio.h>
30#include <stdlib.h>
31#include <unistd.h>
32#include <thread.h>
33
34/*
35 * This file contains a general health check for the libmtmalloc.so.1 lib.
36 * It creates NCPUS worth of threads and has eadch perform 1000000 random
37 * small allocs and then free them.
38 *
39 * cc -O -o general general.c -lmtmalloc
40 */
41#define	N	1000000
42
43void *be_thread(void *);
44
45main(int argc, char ** argv)
46{
47	int i;
48	thread_t tid[512];	/* We'll never have more than that! hah */
49
50	i = sysconf(_SC_NPROCESSORS_CONF);
51	srand(getpid());
52
53	while (i)
54		thr_create(NULL, 1<<23, be_thread, NULL, THR_BOUND, &tid[i--]);
55
56	while (thr_join(NULL, NULL, NULL) == 0);
57
58	exit(0);
59}
60
61/* ARGSUSED */
62void *
63be_thread(void * foo)
64{
65	int i = N;
66	char *bar[N];
67
68	while (i--)
69		bar[i] = malloc(rand()%64);
70
71	i = N;
72	while (i--)
73		free(bar[i]);
74}
75