static inline int should_check_rate(struct thread_data *td)
{
+ struct thread_options *o = &td->o;
+
/*
- * No minimum rate set, always ok
+ * If some rate setting was given, we need to check it
*/
- if (!td->o.ratemin && !td->o.rate_iops_min)
- return 0;
+ if (o->rate || o->ratemin || o->rate_iops || o->rate_iops_min)
+ return 1;
- return 1;
+ return 0;
}
/*
{
struct io_u *io_u;
unsigned int max_bs;
- int i, max_units;
+ int cl_align, i, max_units;
char *p;
max_units = td->o.iodepth;
else
p = td->orig_buffer;
+ cl_align = os_cache_line_size();
+
for (i = 0; i < max_units; i++) {
+ void *ptr;
+
if (td->terminate)
return 1;
- io_u = malloc(sizeof(*io_u));
+
+ if (posix_memalign(&ptr, cl_align, sizeof(*io_u))) {
+ log_err("fio: posix_memalign=%s\n", strerror(errno));
+ break;
+ }
+
+ io_u = ptr;
memset(io_u, 0, sizeof(*io_u));
INIT_FLIST_HEAD(&io_u->list);
*/
if (td->o.time_based || td->o.loops)
td->nr_done_files = 0;
+
+ /*
+ * Set the same seed to get repeatable runs
+ */
+ td_fill_rand_seeds(td);
}
void reset_all_stats(struct thread_data *td)
memcpy(&td->start, &tv, sizeof(tv));
}
-static int clear_io_state(struct thread_data *td)
+static void clear_io_state(struct thread_data *td)
{
struct fio_file *f;
unsigned int i;
- int ret;
reset_io_counters(td);
close_files(td);
-
- ret = 0;
- for_each_file(td, f, i) {
+ for_each_file(td, f, i)
f->flags &= ~FIO_FILE_DONE;
- ret = td_io_open_file(td, f);
- if (ret)
- break;
- }
-
- return ret;
}
/*
if (td_io_init(td))
goto err;
- if (open_files(td))
- goto err;
-
if (init_random_map(td))
goto err;
memcpy(&td->lastrate, &td->ts.stat_sample_time,
sizeof(td->lastrate));
- if (clear_state && clear_io_state(td))
- break;
+ if (clear_state)
+ clear_io_state(td);
prune_io_piece_log(td);
(td->io_ops->flags & FIO_UNIDIR))
continue;
- if (clear_io_state(td))
- break;
+ clear_io_state(td);
fio_gettime(&td->start, NULL);
if (td->ts.slat_log) {
if (td->o.lat_log_file) {
finish_log_named(td, td->ts.slat_log,
- td->o.lat_log_file, "clat");
+ td->o.lat_log_file, "slat");
} else
finish_log(td, td->ts.slat_log, "slat");
}