1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms 5 * of the Common Development and Distribution License 6 * (the "License"). You may not use this file except 7 * in compliance with the License. 8 * 9 * You can obtain a copy of the license at 10 * src/OPENSOLARIS.LICENSE 11 * or http://www.opensolaris.org/os/licensing. 12 * See the License for the specific language governing 13 * permissions and limitations under the License. 14 * 15 * When distributing Covered Code, include this CDDL 16 * HEADER in each file and include the License file at 17 * usr/src/OPENSOLARIS.LICENSE. If applicable, 18 * add the following below this CDDL HEADER, with the 19 * fields enclosed by brackets "[]" replaced with your 20 * own identifying information: Portions Copyright [yyyy] 21 * [name of copyright owner] 22 * 23 * CDDL HEADER END 24 */ 25 26/* 27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 28 * Use is subject to license terms. 29 */ 30 31/* 32 * benchmark for close 33 */ 34 35#include <unistd.h> 36#include <stdlib.h> 37#include <stdio.h> 38#include <fcntl.h> 39 40#include "libmicro.h" 41 42#define DEFF "/dev/null" 43static char *optf = DEFF; 44static int optb = 0; 45 46typedef struct { 47 int *ts_fds; 48} tsd_t; 49 50int 51benchmark_init() 52{ 53 lm_tsdsize = sizeof (tsd_t); 54 55 lm_defB = 256; 56 57 (void) sprintf(lm_optstr, "f:b"); 58 59 (void) sprintf(lm_usage, 60 " [-f file-to-close (default %s)]\n" 61 " [-b] (try to close an unopened fd)\n" 62 "notes: measures close()", 63 DEFF); 64 65 return (0); 66} 67 68int 69benchmark_optswitch(int opt, char *optarg) 70{ 71 switch (opt) { 72 case 'f': 73 optf = optarg; 74 break; 75 case 'b': 76 optb = 1; 77 break; 78 default: 79 return (-1); 80 } 81 82 return (0); 83} 84 85int 86benchmark_initrun() 87{ 88 (void) setfdlimit(lm_optB * lm_optT + 10); 89 90 return (0); 91} 92 93int 94benchmark_initworker(void *tsd) 95{ 96 tsd_t *ts = (tsd_t *)tsd; 97 98 ts->ts_fds = (int *)malloc(lm_optB * sizeof (int)); 99 if (ts->ts_fds == NULL) { 100 return (1); 101 } 102 return (0); 103} 104 105/* 106 * don't need a finiworker; we're exiting anyway 107 */ 108 109int 110benchmark_initbatch(void *tsd) 111{ 112 tsd_t *ts = (tsd_t *)tsd; 113 int i; 114 int errors = 0; 115 116 for (i = 0; i < lm_optB; i++) { 117 ts->ts_fds[i] = ((optb == 0) ? 118 open(optf, O_RDONLY) : i + 1024); 119 if (ts->ts_fds[i] == -1) { 120 errors++; 121 } 122 } 123 124 return (errors); 125} 126 127int 128benchmark(void *tsd, result_t *res) 129{ 130 tsd_t *ts = (tsd_t *)tsd; 131 int i; 132 133 for (i = 0; i < lm_optB; i++) { 134 if (close(ts->ts_fds[i]) == -1 && !optb) { 135 res->re_errors++; 136 } 137 } 138 res->re_count = i; 139 140 return (0); 141} 142