예제 #1
0
static int init_submit_worker(struct submit_worker *sw)
{
	struct thread_data *parent = sw->wq->td;
	struct thread_data *td = &sw->td;
	int fio_unused ret;

	memcpy(&td->o, &parent->o, sizeof(td->o));
	memcpy(&td->ts, &parent->ts, sizeof(td->ts));
	td->o.uid = td->o.gid = -1U;
	dup_files(td, parent);
	td->eo = parent->eo;
	fio_options_mem_dupe(td);

	if (ioengine_load(td))
		goto err;

	if (td->o.odirect)
		td->io_ops->flags |= FIO_RAWIO;

	td->pid = gettid();

	INIT_FLIST_HEAD(&td->io_log_list);
	INIT_FLIST_HEAD(&td->io_hist_list);
	INIT_FLIST_HEAD(&td->verify_list);
	INIT_FLIST_HEAD(&td->trim_list);
	INIT_FLIST_HEAD(&td->next_rand_list);
	td->io_hist_tree = RB_ROOT;

	td->o.iodepth = 1;
	if (td_io_init(td))
		goto err_io_init;

	fio_gettime(&td->epoch, NULL);
	fio_getrusage(&td->ru_start);
	clear_io_state(td);

	td_set_runstate(td, TD_RUNNING);
	td->flags |= TD_F_CHILD;
	td->parent = parent;
	return 0;

err_io_init:
	close_ioengine(td);
err:
	return 1;
}
예제 #2
0
파일: rate-submit.c 프로젝트: chjs/fio
static int io_workqueue_init_worker_fn(struct submit_worker *sw)
{
	struct thread_data *parent = sw->wq->td;
	struct thread_data *td = sw->priv;

	memcpy(&td->o, &parent->o, sizeof(td->o));
	memcpy(&td->ts, &parent->ts, sizeof(td->ts));
	td->o.uid = td->o.gid = -1U;
	dup_files(td, parent);
	td->eo = parent->eo;
	fio_options_mem_dupe(td);

	if (ioengine_load(td))
		goto err;

	td->pid = gettid();

	INIT_FLIST_HEAD(&td->io_log_list);
	INIT_FLIST_HEAD(&td->io_hist_list);
	INIT_FLIST_HEAD(&td->verify_list);
	INIT_FLIST_HEAD(&td->trim_list);
	td->io_hist_tree = RB_ROOT;

	td->o.iodepth = 1;
	if (td_io_init(td))
		goto err_io_init;

	set_epoch_time(td, td->o.log_unix_epoch);
	fio_getrusage(&td->ru_start);
	clear_io_state(td, 1);

	td_set_runstate(td, TD_RUNNING);
	td->flags |= TD_F_CHILD | TD_F_NEED_LOCK;
	td->parent = parent;
	return 0;

err_io_init:
	close_ioengine(td);
err:
	return 1;

}
예제 #3
0
파일: init.c 프로젝트: rudyLi/fio
/*
 * Adds a job to the list of things todo. Sanitizes the various options
 * to make sure we don't have conflicts, and initializes various
 * members of td.
 */
static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
{
	const char *ddir_str[] = { NULL, "read", "write", "rw", NULL,
				   "randread", "randwrite", "randrw" };
	unsigned int i;
	char fname[PATH_MAX];
	int numjobs, file_alloced;

	/*
	 * the def_thread is just for options, it's not a real job
	 */
	if (td == &def_thread)
		return 0;

	/*
	 * if we are just dumping the output command line, don't add the job
	 */
	if (dump_cmdline) {
		put_job(td);
		return 0;
	}

	if (profile_td_init(td))
		goto err;

	if (ioengine_load(td))
		goto err;

	if (td->o.use_thread)
		nr_thread++;
	else
		nr_process++;

	if (td->o.odirect)
		td->io_ops->flags |= FIO_RAWIO;

	file_alloced = 0;
	if (!td->o.filename && !td->files_index && !td->o.read_iolog_file) {
		file_alloced = 1;

		if (td->o.nr_files == 1 && exists_and_not_file(jobname))
			add_file(td, jobname);
		else {
			for (i = 0; i < td->o.nr_files; i++) {
				sprintf(fname, "%s.%d.%d", jobname,
							td->thread_number, i);
				add_file(td, fname);
			}
		}
	}

	if (fixup_options(td))
		goto err;

	flow_init_job(td);

	/*
	 * IO engines only need this for option callbacks, and the address may
	 * change in subprocesses.
	 */
	if (td->eo)
		*(struct thread_data **)td->eo = NULL;

	if (td->io_ops->flags & FIO_DISKLESSIO) {
		struct fio_file *f;

		for_each_file(td, f, i)
			f->real_file_size = -1ULL;
	}

	td->mutex = fio_mutex_init(0);

	td->ts.clat_percentiles = td->o.clat_percentiles;
	if (td->o.overwrite_plist)
		memcpy(td->ts.percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
	else
		memcpy(td->ts.percentile_list, def_percentile_list, sizeof(def_percentile_list));

	td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX;
	td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX;
	td->ts.lat_stat[0].min_val = td->ts.lat_stat[1].min_val = ULONG_MAX;
	td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX;
	td->ddir_seq_nr = td->o.ddir_seq_nr;

	if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) {
		prev_group_jobs = 0;
		groupid++;
	}

	td->groupid = groupid;
	prev_group_jobs++;

	if (init_random_state(td, td->rand_seeds, sizeof(td->rand_seeds))) {
		td_verror(td, errno, "init_random_state");
		goto err;
	}

	if (setup_rate(td))
		goto err;

	if (td->o.write_lat_log) {
		setup_log(&td->lat_log, td->o.log_avg_msec);
		setup_log(&td->slat_log, td->o.log_avg_msec);
		setup_log(&td->clat_log, td->o.log_avg_msec);
	}
	if (td->o.write_bw_log)
		setup_log(&td->bw_log, td->o.log_avg_msec);
	if (td->o.write_iops_log)
		setup_log(&td->iops_log, td->o.log_avg_msec);

	if (!td->o.name)
		td->o.name = strdup(jobname);

	if (!terse_output) {
		if (!job_add_num) {
			if (!strcmp(td->io_ops->name, "cpuio")) {
				log_info("%s: ioengine=cpu, cpuload=%u,"
					 " cpucycle=%u\n", td->o.name,
							td->o.cpuload,
							td->o.cpucycle);
			} else {
				char *c1, *c2, *c3, *c4;

				c1 = to_kmg(td->o.min_bs[DDIR_READ]);
				c2 = to_kmg(td->o.max_bs[DDIR_READ]);
				c3 = to_kmg(td->o.min_bs[DDIR_WRITE]);
				c4 = to_kmg(td->o.max_bs[DDIR_WRITE]);

				log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s,"
					 " ioengine=%s, iodepth=%u\n",
						td->o.name, td->groupid,
						ddir_str[td->o.td_ddir],
						c1, c2, c3, c4,
						td->io_ops->name,
						td->o.iodepth);

				free(c1);
				free(c2);
				free(c3);
				free(c4);
			}
		} else if (job_add_num == 1)
			log_info("...\n");
	}

	/*
	 * recurse add identical jobs, clear numjobs and stonewall options
	 * as they don't apply to sub-jobs
	 */
	numjobs = td->o.numjobs;
	while (--numjobs) {
		struct thread_data *td_new = get_new_job(0, td, 1);

		if (!td_new)
			goto err;

		td_new->o.numjobs = 1;
		td_new->o.stonewall = 0;
		td_new->o.new_group = 0;

		if (file_alloced) {
			td_new->o.filename = NULL;
			td_new->files_index = 0;
			td_new->files_size = 0;
			td_new->files = NULL;
		}

		job_add_num = numjobs - 1;

		if (add_job(td_new, jobname, job_add_num))
			goto err;
	}

	return 0;
err:
	put_job(td);
	return -1;
}
예제 #4
0
파일: init.c 프로젝트: rudyLi/fio
int parse_cmd_line(int argc, char *argv[])
{
	struct thread_data *td = NULL;
	int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0;
	char *ostr = cmd_optstr;
	void *pid_file = NULL;
	void *cur_client = NULL;
	int backend = 0;

	/*
	 * Reset optind handling, since we may call this multiple times
	 * for the backend.
	 */
	optind = 1;

	while ((c = getopt_long_only(argc, argv, ostr, l_opts, &lidx)) != -1) {
		did_arg = 1;

		if ((c & FIO_CLIENT_FLAG) || client_flag_set(c)) {
			parse_cmd_client(cur_client, argv[optind - 1]);
			c &= ~FIO_CLIENT_FLAG;
		}

		switch (c) {
		case 'a':
			smalloc_pool_size = atoi(optarg);
			break;
		case 't':
			def_timeout = atoi(optarg);
			break;
		case 'l':
			write_lat_log = 1;
			break;
		case 'b':
			write_bw_log = 1;
			break;
		case 'o':
			f_out = fopen(optarg, "w+");
			if (!f_out) {
				perror("fopen output");
				exit(1);
			}
			f_err = f_out;
			break;
		case 'm':
			terse_output = 1;
			break;
		case 'h':
			if (!cur_client) {
				usage(argv[0]);
				do_exit++;
			}
			break;
		case 'c':
			if (!cur_client) {
				fio_show_option_help(optarg);
				do_exit++;
			}
			break;
		case 'i':
			if (!cur_client) {
				fio_show_ioengine_help(optarg);
				do_exit++;
			}
			break;
		case 's':
			dump_cmdline = 1;
			break;
		case 'r':
			read_only = 1;
			break;
		case 'v':
			if (!cur_client) {
				log_info("%s\n", fio_version_string);
				do_exit++;
			}
			break;
		case 'V':
			terse_version = atoi(optarg);
			if (!(terse_version == 2 || terse_version == 3)) {
				log_err("fio: bad terse version format\n");
				exit_val = 1;
				do_exit++;
			}
			break;
		case 'e':
			if (!strcmp("always", optarg))
				eta_print = FIO_ETA_ALWAYS;
			else if (!strcmp("never", optarg))
				eta_print = FIO_ETA_NEVER;
			break;
		case 'd':
			if (set_debug(optarg))
				do_exit++;
			break;
		case 'x': {
			size_t new_size;

			if (!strcmp(optarg, "global")) {
				log_err("fio: can't use global as only "
					"section\n");
				do_exit++;
				exit_val = 1;
				break;
			}
			new_size = (nr_job_sections + 1) * sizeof(char *);
			job_sections = realloc(job_sections, new_size);
			job_sections[nr_job_sections] = strdup(optarg);
			nr_job_sections++;
			break;
			}
		case 'p':
			exec_profile = strdup(optarg);
			break;
		case FIO_GETOPT_JOB: {
			const char *opt = l_opts[lidx].name;
			char *val = optarg;

			if (!strncmp(opt, "name", 4) && td) {
				ret = add_job(td, td->o.name ?: "fio", 0);
				if (ret)
					return 0;
				td = NULL;
			}
			if (!td) {
				int is_section = !strncmp(opt, "name", 4);
				int global = 0;

				if (!is_section || !strncmp(val, "global", 6))
					global = 1;

				if (is_section && skip_this_section(val))
					continue;

				td = get_new_job(global, &def_thread, 1);
				if (!td || ioengine_load(td))
					return 0;
				fio_options_set_ioengine_opts(l_opts, td);
			}

			ret = fio_cmd_option_parse(td, opt, val);

			if (!ret && !strcmp(opt, "ioengine")) {
				free_ioengine(td);
				if (ioengine_load(td))
					return 0;
				fio_options_set_ioengine_opts(l_opts, td);
			}
			break;
		}
		case FIO_GETOPT_IOENGINE: {
			const char *opt = l_opts[lidx].name;
			char *val = optarg;
			opt = l_opts[lidx].name;
			val = optarg;
			ret = fio_cmd_ioengine_option_parse(td, opt, val);
			break;
		}
		case 'w':
			warnings_fatal = 1;
			break;
		case 'j':
			max_jobs = atoi(optarg);
			if (!max_jobs || max_jobs > REAL_MAX_JOBS) {
				log_err("fio: invalid max jobs: %d\n", max_jobs);
				do_exit++;
				exit_val = 1;
			}
			break;
		case 'S':
			if (nr_clients) {
				log_err("fio: can't be both client and server\n");
				do_exit++;
				exit_val = 1;
				break;
			}
			if (optarg)
				fio_server_set_arg(optarg);
			is_backend = 1;
			backend = 1;
			break;
		case 'D':
			pid_file = strdup(optarg);
			break;
		case 'C':
			if (is_backend) {
				log_err("fio: can't be both client and server\n");
				do_exit++;
				exit_val = 1;
				break;
			}
			if (fio_client_add(optarg, &cur_client)) {
				log_err("fio: failed adding client %s\n", optarg);
				do_exit++;
				exit_val = 1;
				break;
			}
			break;
		default:
			do_exit++;
			exit_val = 1;
			break;
		}
		if (do_exit)
			break;
	}