0N/A/*
0N/A * CDDL HEADER START
0N/A *
0N/A * The contents of this file are subject to the terms
0N/A * of the Common Development and Distribution License
0N/A * (the "License"). You may not use this file except
0N/A * in compliance with the License.
0N/A *
0N/A * You can obtain a copy of the license at
0N/A * src/OPENSOLARIS.LICENSE
0N/A * or http://www.opensolaris.org/os/licensing.
0N/A * See the License for the specific language governing
0N/A * permissions and limitations under the License.
0N/A *
0N/A * When distributing Covered Code, include this CDDL
0N/A * HEADER in each file and include the License file at
0N/A * usr/src/OPENSOLARIS.LICENSE. If applicable,
0N/A * add the following below this CDDL HEADER, with the
0N/A * fields enclosed by brackets "[]" replaced with your
0N/A * own identifying information: Portions Copyright [yyyy]
0N/A * [name of copyright owner]
0N/A *
0N/A * CDDL HEADER END
0N/A */
0N/A
0N/A/*
0N/A * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
0N/A * Use is subject to license terms.
0N/A */
0N/A
0N/A#ifdef linux
0N/A#define _XOPEN_SOURCE 500
0N/A#endif
0N/A
0N/A#include <unistd.h>
0N/A#include <stdlib.h>
0N/A#include <stdio.h>
0N/A#include <fcntl.h>
0N/A
0N/A#include "libmicro.h"
0N/A
0N/Atypedef struct {
0N/A char *ts_buf;
0N/A} tsd_t;
0N/A
0N/A#define DEFF "/dev/null"
0N/A#define DEFS 1024
0N/A
0N/Astatic int optc = 0;
0N/Astatic char *optf = DEFF;
0N/Astatic long long opts = DEFS;
0N/Astatic int fd = -1;
0N/A
0N/Aint
0N/Abenchmark_init()
0N/A{
0N/A lm_tsdsize = sizeof (tsd_t);
0N/A
0N/A (void) sprintf(lm_optstr, "cf:s:");
0N/A
0N/A (void) sprintf(lm_usage,
0N/A " [-f file-to-write (default %s)]\n"
0N/A " [-s buffer-size (default %d)]\n"
0N/A " [-c ] (make sure buffer is in cache)\n"
0N/A "notes: measures pwrite()\n",
0N/A DEFF, DEFS);
0N/A
0N/A (void) sprintf(lm_header, "%8s", "size");
0N/A
0N/A return (0);
0N/A}
0N/A
0N/Aint
0N/Abenchmark_optswitch(int opt, char *optarg)
0N/A{
0N/A switch (opt) {
0N/A case 'c':
0N/A optc++;
0N/A break;
0N/A case 'f':
0N/A optf = optarg;
0N/A break;
0N/A case 's':
0N/A opts = sizetoll(optarg);
0N/A break;
0N/A default:
0N/A return (-1);
0N/A }
0N/A return (0);
0N/A}
0N/A
0N/Aint
0N/Abenchmark_initrun()
0N/A{
0N/A fd = open(optf, O_WRONLY);
0N/A if (fd == -1) {
0N/A return (-1);
0N/A }
0N/A
0N/A return (0);
0N/A}
0N/A
0N/Aint
0N/Abenchmark_finirun()
0N/A{
0N/A return (0);
0N/A}
0N/A
0N/Aint
0N/Abenchmark_initbatch(void *tsd)
0N/A{
0N/A tsd_t *ts = (tsd_t *)tsd;
0N/A int i;
0N/A
0N/A if (ts->ts_buf == NULL) {
0N/A ts->ts_buf = malloc(opts);
0N/A
0N/A /*
0N/A * bring buf into cache if specified.
0N/A */
0N/A
0N/A if (optc)
0N/A for (i = 0; i < opts; i++)
0N/A ts->ts_buf[i] = 0;
0N/A }
0N/A
0N/A return (0);
0N/A}
0N/A
0N/Aint
0N/Abenchmark(void *tsd, result_t *res)
0N/A{
0N/A tsd_t *ts = (tsd_t *)tsd;
0N/A int i;
0N/A
0N/A for (i = 0; i < lm_optB; i++) {
0N/A if (pwrite(fd, ts->ts_buf, opts, 0) != opts) {
0N/A res->re_errors++;
0N/A }
0N/A }
0N/A res->re_count = i;
0N/A
0N/A return (0);
0N/A}
0N/A
0N/Achar *
0N/Abenchmark_result()
0N/A{
0N/A static char result[256];
0N/A
0N/A (void) sprintf(result, "%8lld", opts);
0N/A
0N/A return (result);
0N/A}