#include "lib/getopt.h"
-#include "fio_version.h"
-
-#if FIO_PATCH > 0
-const char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \
- __fio_stringify(FIO_MINOR) "." \
- __fio_stringify(FIO_PATCH);
-#else
-const char fio_version_string[] = __fio_stringify(FIO_MAJOR) "." \
- __fio_stringify(FIO_MINOR);
-#endif
+const char fio_version_string[] = FIO_VERSION;
#define FIO_RANDSEED (0xb1899bedUL)
struct thread_data *threads = NULL;
int exitall_on_terminate = 0;
-int terse_output = 0;
+int output_format = FIO_OUTPUT_NORMAL;
int eta_print;
-unsigned long long mlock_size = 0;
FILE *f_out = NULL;
FILE *f_err = NULL;
char **job_sections = NULL;
static int did_arg;
const fio_fp64_t def_percentile_list[FIO_IO_U_LIST_MAX_LEN] = {
- { .u.f = 1.0 },
- { .u.f = 5.0 },
- { .u.f = 10.0 },
- { .u.f = 20.0 },
- { .u.f = 30.0 },
- { .u.f = 40.0 },
- { .u.f = 50.0 },
- { .u.f = 60.0 },
- { .u.f = 70.0 },
- { .u.f = 80.0 },
- { .u.f = 90.0 },
- { .u.f = 95.0 },
- { .u.f = 99.0 },
- { .u.f = 99.5 },
- { .u.f = 99.9 },
+ { .u.f = 1.00 },
+ { .u.f = 5.00 },
+ { .u.f = 10.00 },
+ { .u.f = 20.00 },
+ { .u.f = 30.00 },
+ { .u.f = 40.00 },
+ { .u.f = 50.00 },
+ { .u.f = 60.00 },
+ { .u.f = 70.00 },
+ { .u.f = 80.00 },
+ { .u.f = 90.00 },
+ { .u.f = 95.00 },
+ { .u.f = 99.00 },
+ { .u.f = 99.50 },
+ { .u.f = 99.90 },
+ { .u.f = 99.95 },
+ { .u.f = 99.99 },
};
#define FIO_CLIENT_FLAG (1 << 16)
.has_arg = optional_argument,
.val = 'm' | FIO_CLIENT_FLAG,
},
+ {
+ .name = (char *) "output-format",
+ .has_arg = optional_argument,
+ .val = 'F' | FIO_CLIENT_FLAG,
+ },
{
.name = (char *) "version",
.has_arg = no_argument,
},
};
-static void free_shm(void)
+void free_threads_shm(void)
{
struct shmid_ds sbuf;
void *tp = threads;
threads = NULL;
- file_hash_exit();
- fio_debug_jobp = NULL;
shmdt(tp);
shmctl(shm_id, IPC_RMID, &sbuf);
+ shm_id = -1;
+ }
+}
+
+void free_shm(void)
+{
+ if (threads) {
+ file_hash_exit();
+ flow_exit();
+ fio_debug_jobp = NULL;
+ free_threads_shm();
}
scleanup();
shm_id = shmget(0, size, IPC_CREAT | 0600);
if (shm_id != -1)
break;
- if (errno != EINVAL) {
+ if (errno != EINVAL && errno != ENOMEM && errno != ENOSPC) {
perror("shmget");
break;
}
fio_debug_jobp = (void *) hash + file_hash_size;
*fio_debug_jobp = -1;
file_hash_init(hash);
+
+ flow_init();
+
return 0;
}
return;
profile_td_exit(td);
+ flow_exit_job(td);
if (td->error)
log_info("fio: %s\n", td->verror);
ret = __setup_rate(td, DDIR_READ);
if (td->o.rate[DDIR_WRITE] || td->o.rate_iops[DDIR_WRITE])
ret |= __setup_rate(td, DDIR_WRITE);
+ if (td->o.rate[DDIR_TRIM] || td->o.rate_iops[DDIR_TRIM])
+ ret |= __setup_rate(td, DDIR_TRIM);
return ret;
}
{
return o->min_bs[DDIR_READ] == o->max_bs[DDIR_READ] &&
o->min_bs[DDIR_WRITE] == o->max_bs[DDIR_WRITE] &&
- o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE];
+ o->min_bs[DDIR_TRIM] == o->max_bs[DDIR_TRIM] &&
+ o->min_bs[DDIR_READ] == o->min_bs[DDIR_WRITE] &&
+ o->min_bs[DDIR_READ] == o->min_bs[DDIR_TRIM];
}
/*
o->min_bs[DDIR_WRITE] = o->bs[DDIR_WRITE];
if (!o->max_bs[DDIR_WRITE])
o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE];
+ if (!o->min_bs[DDIR_TRIM])
+ o->min_bs[DDIR_TRIM] = o->bs[DDIR_TRIM];
+ if (!o->max_bs[DDIR_TRIM])
+ o->max_bs[DDIR_TRIM] = o->bs[DDIR_TRIM];
+
o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]);
+ o->rw_min_bs = min(o->min_bs[DDIR_TRIM], o->rw_min_bs);
/*
* For random IO, allow blockalign offset other than min_bs.
o->ba[DDIR_READ] = o->min_bs[DDIR_READ];
if (!o->ba[DDIR_WRITE] || !td_random(td))
o->ba[DDIR_WRITE] = o->min_bs[DDIR_WRITE];
+ if (!o->ba[DDIR_TRIM] || !td_random(td))
+ o->ba[DDIR_TRIM] = o->min_bs[DDIR_TRIM];
if ((o->ba[DDIR_READ] != o->min_bs[DDIR_READ] ||
- o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE]) &&
+ o->ba[DDIR_WRITE] != o->min_bs[DDIR_WRITE] ||
+ o->ba[DDIR_TRIM] != o->min_bs[DDIR_TRIM]) &&
!o->norandommap) {
log_err("fio: Any use of blockalign= turns off randommap\n");
o->norandommap = 1;
if (o->open_files > o->nr_files || !o->open_files)
o->open_files = o->nr_files;
- if (((o->rate[0] + o->rate[1]) && (o->rate_iops[0] + o->rate_iops[1]))||
- ((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] +
- o->rate_iops_min[1]))) {
+ if (((o->rate[DDIR_READ] + o->rate[DDIR_WRITE] + o->rate[DDIR_TRIM]) &&
+ (o->rate_iops[DDIR_READ] + o->rate_iops[DDIR_WRITE] + o->rate_iops[DDIR_TRIM])) ||
+ ((o->ratemin[DDIR_READ] + o->ratemin[DDIR_WRITE] + o->ratemin[DDIR_TRIM]) &&
+ (o->rate_iops_min[DDIR_READ] + o->rate_iops_min[DDIR_WRITE] + o->rate_iops_min[DDIR_TRIM]))) {
log_err("fio: rate and rate_iops are mutually exclusive\n");
ret = 1;
}
- if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) ||
- (o->rate_iops[0] < o->rate_iops_min[0]) ||
- (o->rate_iops[1] < o->rate_iops_min[1])) {
+ if ((o->rate[DDIR_READ] < o->ratemin[DDIR_READ]) ||
+ (o->rate[DDIR_WRITE] < o->ratemin[DDIR_WRITE]) ||
+ (o->rate[DDIR_TRIM] < o->ratemin[DDIR_TRIM]) ||
+ (o->rate_iops[DDIR_READ] < o->rate_iops_min[DDIR_READ]) ||
+ (o->rate_iops[DDIR_WRITE] < o->rate_iops_min[DDIR_WRITE]) ||
+ (o->rate_iops[DDIR_TRIM] < o->rate_iops_min[DDIR_TRIM])) {
log_err("fio: minimum rate exceeds rate\n");
ret = 1;
}
}
#endif
+#ifdef WIN32
+ /*
+ * Windows doesn't support O_DIRECT or O_SYNC with the _open interface,
+ * so fail if we're passed those flags
+ */
+ if ((td->io_ops->flags & FIO_SYNCIO) && (td->o.odirect || td->o.sync_io)) {
+ log_err("fio: Windows does not support direct or non-buffered io with"
+ " the synchronous ioengines. Use the 'windowsaio' ioengine"
+ " with 'direct=1' and 'iodepth=1' instead.\n");
+ ret = 1;
+ }
+#endif
+
+ /*
+ * For fully compressible data, just zero them at init time.
+ * It's faster than repeatedly filling it.
+ */
+ if (td->o.compress_percentage == 100) {
+ td->o.zero_buffers = 1;
+ td->o.compress_percentage = 0;
+ }
+
return ret;
}
/*
* This function leaks the buffer
*/
-static char *to_kmg(unsigned int val)
+char *fio_uint_to_kmg(unsigned int val)
{
char *buf = malloc(32);
char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 };
init_rand_seed(&td->buf_state, td->rand_seeds[7]);
}
-/*
- * Initialize the various random states we need (random io, block size ranges,
- * read/write mix, etc).
- */
-static int init_random_state(struct thread_data *td)
-{
- int fd;
-
- fd = open("/dev/urandom", O_RDONLY);
- if (fd == -1) {
- td_verror(td, errno, "open");
- return 1;
- }
-
- if (read(fd, td->rand_seeds, sizeof(td->rand_seeds)) <
- (int) sizeof(td->rand_seeds)) {
- td_verror(td, EIO, "read");
- close(fd);
- return 1;
- }
-
- close(fd);
- td_fill_rand_seeds(td);
- return 0;
-}
/*
* Initializes the ioengine configured for a job, if it has not been done so
* 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)
+static int add_job(struct thread_data *td, const char *jobname, int job_add_num,
+ int recursed, int client_type)
{
- const char *ddir_str[] = { NULL, "read", "write", "rw", NULL,
- "randread", "randwrite", "randrw" };
unsigned int i;
char fname[PATH_MAX];
int numjobs, file_alloced;
return 0;
}
+ td->client_type = client_type;
+
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;
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.
f->real_file_size = -1ULL;
}
- td->mutex = fio_mutex_init(0);
+ td->mutex = fio_mutex_init(FIO_MUTEX_LOCKED);
td->ts.clat_percentiles = td->o.clat_percentiles;
if (td->o.overwrite_plist)
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;
+ for (i = 0; i < DDIR_RWDIR_CNT; i++) {
+ td->ts.clat_stat[i].min_val = ULONG_MAX;
+ td->ts.slat_stat[i].min_val = ULONG_MAX;
+ td->ts.lat_stat[i].min_val = ULONG_MAX;
+ td->ts.bw_stat[i].min_val = ULONG_MAX;
+ }
td->ddir_seq_nr = td->o.ddir_seq_nr;
if ((td->o.stonewall || td->o.new_group) && prev_group_jobs) {
td->groupid = groupid;
prev_group_jobs++;
- if (init_random_state(td))
+ 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.lat_log_file) {
+ setup_log(&td->lat_log, td->o.log_avg_msec, IO_LOG_TYPE_LAT);
+ setup_log(&td->slat_log, td->o.log_avg_msec, IO_LOG_TYPE_SLAT);
+ setup_log(&td->clat_log, td->o.log_avg_msec, IO_LOG_TYPE_CLAT);
}
- 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.bw_log_file)
+ setup_log(&td->bw_log, td->o.log_avg_msec, IO_LOG_TYPE_BW);
+ if (td->o.iops_log_file)
+ setup_log(&td->iops_log, td->o.log_avg_msec, IO_LOG_TYPE_IOPS);
if (!td->o.name)
td->o.name = strdup(jobname);
- if (!terse_output) {
+ if (output_format == FIO_OUTPUT_NORMAL) {
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;
+ if (is_backend && !recursed)
+ fio_server_send_add_job(td);
+
+ if (!(td->io_ops->flags & FIO_NOIO)) {
+ char *c1, *c2, *c3, *c4, *c5, *c6;
- 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]);
+ c1 = fio_uint_to_kmg(td->o.min_bs[DDIR_READ]);
+ c2 = fio_uint_to_kmg(td->o.max_bs[DDIR_READ]);
+ c3 = fio_uint_to_kmg(td->o.min_bs[DDIR_WRITE]);
+ c4 = fio_uint_to_kmg(td->o.max_bs[DDIR_WRITE]);
+ c5 = fio_uint_to_kmg(td->o.min_bs[DDIR_TRIM]);
+ c6 = fio_uint_to_kmg(td->o.max_bs[DDIR_TRIM]);
- log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s,"
+ log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s/%s-%s,"
" ioengine=%s, iodepth=%u\n",
td->o.name, td->groupid,
- ddir_str[td->o.td_ddir],
- c1, c2, c3, c4,
+ ddir_str(td->o.td_ddir),
+ c1, c2, c3, c4, c5, c6,
td->io_ops->name,
td->o.iodepth);
free(c2);
free(c3);
free(c4);
+ free(c5);
+ free(c6);
}
} else if (job_add_num == 1)
log_info("...\n");
job_add_num = numjobs - 1;
- if (add_job(td_new, jobname, job_add_num))
+ if (add_job(td_new, jobname, job_add_num, 1, client_type))
goto err;
}
/*
* Parse as if 'o' was a command line
*/
-void add_job_opts(const char **o)
+void add_job_opts(const char **o, int client_type)
{
struct thread_data *td, *td_parent;
int i, in_global = 1;
if (!strncmp(o[i], "name", 4)) {
in_global = 0;
if (td)
- add_job(td, jobname, 0);
+ add_job(td, jobname, 0, 0, client_type);
td = NULL;
sprintf(jobname, "%s", o[i] + 5);
}
}
if (td)
- add_job(td, jobname, 0);
+ add_job(td, jobname, 0, 0, client_type);
}
static int skip_this_section(const char *name)
/*
* This is our [ini] type file parser.
*/
-int parse_jobs_ini(char *file, int is_buf, int stonewall_flag)
+int parse_jobs_ini(char *file, int is_buf, int stonewall_flag, int type)
{
unsigned int global;
struct thread_data *td;
for (i = 0; i < num_opts; i++)
log_info("--%s ", opts[i]);
- ret = add_job(td, name, 0);
+ ret = add_job(td, name, 0, 0, type);
} else {
log_err("fio: job %s dropped\n", name);
put_job(td);
fio_getaffinity(getpid(), &def_thread.o.cpumask);
def_thread.o.timeout = def_timeout;
-
+ def_thread.o.error_dump = 1;
/*
* fill default options
*/
static void usage(const char *name)
{
- printf("fio %s\n", fio_version_string);
+ printf("%s\n", fio_version_string);
printf("%s [options] [job options] <job file(s)>\n", name);
printf(" --debug=options\tEnable debug logging. May be one/more of:\n"
"\t\t\tprocess,file,io,mem,blktrace,verify,random,parse,\n"
"\t\t\tdiskutil,job,mutex,profile,time,net\n");
printf(" --output\t\tWrite output to file\n");
- printf(" --timeout\t\tRuntime in seconds\n");
+ printf(" --runtime\t\tRuntime in seconds\n");
printf(" --latency-log\t\tGenerate per-job latency logs\n");
printf(" --bandwidth-log\tGenerate per-job bandwidth logs\n");
printf(" --minimal\t\tMinimal (terse) output\n");
- printf(" --version\t\tPrint version info and exit\n");
+ printf(" --output-format=x\tOutput format (terse,json,normal)\n");
printf(" --terse-version=x\tSet terse version output format to 'x'\n");
+ printf(" --version\t\tPrint version info and exit\n");
printf(" --help\t\tPrint this page\n");
printf(" --cmdhelp=cmd\t\tPrint command help, \"all\" for all of"
" them\n");
#ifdef FIO_INC_DEBUG
struct debug_level debug_levels[] = {
- { .name = "process", .shift = FD_PROCESS, },
- { .name = "file", .shift = FD_FILE, },
- { .name = "io", .shift = FD_IO, },
- { .name = "mem", .shift = FD_MEM, },
- { .name = "blktrace", .shift = FD_BLKTRACE },
- { .name = "verify", .shift = FD_VERIFY },
- { .name = "random", .shift = FD_RANDOM },
- { .name = "parse", .shift = FD_PARSE },
- { .name = "diskutil", .shift = FD_DISKUTIL },
- { .name = "job", .shift = FD_JOB },
- { .name = "mutex", .shift = FD_MUTEX },
- { .name = "profile", .shift = FD_PROFILE },
- { .name = "time", .shift = FD_TIME },
- { .name = "net", .shift = FD_NET },
+ { .name = "process",
+ .help = "Process creation/exit logging",
+ .shift = FD_PROCESS,
+ },
+ { .name = "file",
+ .help = "File related action logging",
+ .shift = FD_FILE,
+ },
+ { .name = "io",
+ .help = "IO and IO engine action logging (offsets, queue, completions, etc)",
+ .shift = FD_IO,
+ },
+ { .name = "mem",
+ .help = "Memory allocation/freeing logging",
+ .shift = FD_MEM,
+ },
+ { .name = "blktrace",
+ .help = "blktrace action logging",
+ .shift = FD_BLKTRACE,
+ },
+ { .name = "verify",
+ .help = "IO verification action logging",
+ .shift = FD_VERIFY,
+ },
+ { .name = "random",
+ .help = "Random generation logging",
+ .shift = FD_RANDOM,
+ },
+ { .name = "parse",
+ .help = "Parser logging",
+ .shift = FD_PARSE,
+ },
+ { .name = "diskutil",
+ .help = "Disk utility logging actions",
+ .shift = FD_DISKUTIL,
+ },
+ { .name = "job",
+ .help = "Logging related to creating/destroying jobs",
+ .shift = FD_JOB,
+ },
+ { .name = "mutex",
+ .help = "Mutex logging",
+ .shift = FD_MUTEX
+ },
+ { .name = "profile",
+ .help = "Logging related to profiles",
+ .shift = FD_PROFILE,
+ },
+ { .name = "time",
+ .help = "Logging related to time keeping functions",
+ .shift = FD_TIME,
+ },
+ { .name = "net",
+ .help = "Network logging",
+ .shift = FD_NET,
+ },
{ .name = NULL, },
};
fio_client_add_cmd_option(client, opt);
}
-int parse_cmd_line(int argc, char *argv[])
+int parse_cmd_line(int argc, char *argv[], int client_type)
{
struct thread_data *td = NULL;
int c, ini_idx = 0, lidx, ret = 0, do_exit = 0, exit_val = 0;
f_err = f_out;
break;
case 'm':
- terse_output = 1;
+ output_format = FIO_OUTPUT_TERSE;
+ break;
+ case 'F':
+ if (!strcmp(optarg, "minimal") ||
+ !strcmp(optarg, "terse") ||
+ !strcmp(optarg, "csv"))
+ output_format = FIO_OUTPUT_TERSE;
+ else if (!strcmp(optarg, "json"))
+ output_format = FIO_OUTPUT_JSON;
+ else
+ output_format = FIO_OUTPUT_NORMAL;
break;
case 'h':
if (!cur_client) {
break;
case 'v':
if (!cur_client) {
- log_info("fio %s\n", fio_version_string);
+ log_info("%s\n", fio_version_string);
do_exit++;
}
break;
case 'V':
terse_version = atoi(optarg);
- if (!(terse_version == 2 || terse_version == 3)) {
+ if (!(terse_version == 2 || terse_version == 3) ||
+ (terse_version == 4)) {
log_err("fio: bad terse version format\n");
exit_val = 1;
do_exit++;
char *val = optarg;
if (!strncmp(opt, "name", 4) && td) {
- ret = add_job(td, td->o.name ?: "fio", 0);
+ ret = add_job(td, td->o.name ?: "fio", 0, 0, client_type);
if (ret)
return 0;
td = NULL;
exit_val = 1;
break;
}
- if (fio_client_add(optarg, &cur_client)) {
+ if (fio_client_add(&fio_client_ops, optarg, &cur_client)) {
log_err("fio: failed adding client %s\n", optarg);
do_exit++;
exit_val = 1;
break;
}
+ /*
+ * If the next argument exists and isn't an option,
+ * assume it's a job file for this client only.
+ */
+ while (optind < argc) {
+ if (!strncmp(argv[optind], "--", 2) ||
+ !strncmp(argv[optind], "-", 1))
+ break;
+
+ fio_client_add_ini_file(cur_client, argv[optind]);
+ optind++;
+ }
break;
default:
do_exit++;
if (td) {
if (!ret)
- ret = add_job(td, td->o.name ?: "fio", 0);
+ ret = add_job(td, td->o.name ?: "fio", 0, 0, client_type);
}
while (!ret && optind < argc) {
return ini_idx;
}
-int parse_options(int argc, char *argv[])
+int fio_init_options(void)
{
- int job_files, i;
-
f_out = stdout;
f_err = stderr;
if (fill_def_thread())
return 1;
- job_files = parse_cmd_line(argc, argv);
+ return 0;
+}
+
+extern int fio_check_options(struct thread_options *);
+
+int parse_options(int argc, char *argv[])
+{
+ const int type = FIO_CLIENT_TYPE_CLI;
+ int job_files, i;
+
+ if (fio_init_options())
+ return 1;
+ if (fio_test_cconv(&def_thread.o))
+ log_err("fio: failed internal cconv test\n");
+
+ job_files = parse_cmd_line(argc, argv, type);
if (job_files > 0) {
for (i = 0; i < job_files; i++) {
return 1;
free(ini_file[i]);
} else if (!is_backend) {
- if (parse_jobs_ini(ini_file[i], 0, i))
+ if (parse_jobs_ini(ini_file[i], 0, i, type))
return 1;
free(ini_file[i]);
}
}
+ } else if (nr_clients) {
+ if (fill_def_thread())
+ return 1;
+ if (fio_clients_send_ini(NULL))
+ return 1;
}
free(ini_file);
fio_gtod_cpu = def_thread.o.gtod_cpu;
}
- if (!terse_output)
- log_info("fio %s\n", fio_version_string);
+ if (output_format == FIO_OUTPUT_NORMAL)
+ log_info("%s\n", fio_version_string);
return 0;
}
+
+void options_default_fill(struct thread_options *o)
+{
+ memcpy(o, &def_thread.o, sizeof(*o));
+}