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 open 33 */ 34 35 36#include <unistd.h> 37#include <stdlib.h> 38#include <stdio.h> 39#include <fcntl.h> 40 41#include "libmicro.h" 42 43typedef struct { 44 int ts_once; 45 int *ts_fds; 46} tsd_t; 47 48#define DEFF "/dev/null" 49 50static char *optf = DEFF; 51 52int 53benchmark_init() 54{ 55 lm_tsdsize = sizeof (tsd_t); 56 57 lm_defB = 256; 58 59 (void) sprintf(lm_usage, 60 " [-f file-to-open (default %s)]\n" 61 "notes: measures open()\n", 62 DEFF); 63 64 (void) sprintf(lm_optstr, "f:"); 65 66 return (0); 67} 68 69int 70benchmark_optswitch(int opt, char *optarg) 71{ 72 switch (opt) { 73 case 'f': 74 optf = optarg; 75 break; 76 default: 77 return (-1); 78 } 79 return (0); 80} 81 82int 83benchmark_initrun() 84{ 85 (void) setfdlimit(lm_optB * lm_optT + 10); 86 87 return (0); 88} 89 90int 91benchmark_initbatch(void *tsd) 92{ 93 tsd_t *ts = (tsd_t *)tsd; 94 int i; 95 int errors = 0; 96 97 if (ts->ts_once++ == 0) { 98 ts->ts_fds = (int *)malloc(lm_optB * sizeof (int)); 99 if (ts->ts_fds == NULL) { 100 errors++; 101 } 102 for (i = 0; i < lm_optB; i++) { 103 ts->ts_fds[i] = -1; 104 } 105 } 106 107 return (errors); 108} 109 110int 111benchmark(void *tsd, result_t *res) 112{ 113 tsd_t *ts = (tsd_t *)tsd; 114 int i; 115 116 for (i = 0; i < lm_optB; i++) { 117 ts->ts_fds[i] = open(optf, O_RDONLY); 118 if (ts->ts_fds[i] < 0) { 119 res->re_errors++; 120 } 121 } 122 res->re_count = i; 123 124 return (0); 125} 126 127int 128benchmark_finibatch(void *tsd) 129{ 130 tsd_t *ts = (tsd_t *)tsd; 131 int i; 132 133 for (i = 0; i < lm_optB; i++) { 134 (void) close(ts->ts_fds[i]); 135 } 136 137 return (0); 138} 139