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