/*
* Generate a value, v, between 1 and 100, both inclusive
*/
- v = rand_between(&td->zone_state, 1, 100);
+ v = rand32_between(&td->zone_state, 1, 100);
zsi = &td->zone_state_index[ddir][v - 1];
stotal = zsi->size_perc_prev;
if (td->o.perc_rand[ddir] == 100)
return true;
- v = rand_between(&td->seq_rand_state[ddir], 1, 100);
+ v = rand32_between(&td->seq_rand_state[ddir], 1, 100);
return v <= td->o.perc_rand[ddir];
}
if (!get_next_rand_offset(td, f, ddir, b))
return 0;
- if (td->o.time_based) {
+ if (td->o.time_based ||
+ (td->o.file_service_type & __FIO_FSERVICE_NONUNIFORM)) {
fio_file_reset(td, f);
if (!get_next_rand_offset(td, f, ddir, b))
return 0;
if (f->last_pos[ddir] < f->real_file_size) {
uint64_t pos;
- if (f->last_pos[ddir] == f->file_offset && o->ddir_seq_add < 0)
- f->last_pos[ddir] = f->real_file_size;
+ if (f->last_pos[ddir] == f->file_offset && o->ddir_seq_add < 0) {
+ if (f->real_file_size > f->io_size)
+ f->last_pos[ddir] = f->io_size;
+ else
+ f->last_pos[ddir] = f->real_file_size;
+ }
pos = f->last_pos[ddir] - f->file_offset;
if (pos && o->ddir_seq_add) {
/*
* If we reach beyond the end of the file
* with holed IO, wrap around to the
- * beginning again.
+ * beginning again. If we're doing backwards IO,
+ * wrap to the end.
*/
- if (pos >= f->real_file_size)
- pos = f->file_offset;
+ if (pos >= f->real_file_size) {
+ if (o->ddir_seq_add > 0)
+ pos = f->file_offset;
+ else {
+ if (f->real_file_size > f->io_size)
+ pos = f->io_size;
+ else
+ pos = f->real_file_size;
+
+ pos += o->ddir_seq_add;
+ }
+ }
}
*offset = pos;
*is_random = 1;
} else {
*is_random = 0;
- io_u_set(io_u, IO_U_F_BUSY_OK);
+ io_u_set(td, io_u, IO_U_F_BUSY_OK);
ret = get_next_seq_offset(td, f, ddir, &offset);
if (ret)
ret = get_next_rand_block(td, f, ddir, &b);
ret = get_next_seq_offset(td, f, ddir, &offset);
}
} else {
- io_u_set(io_u, IO_U_F_BUSY_OK);
+ io_u_set(td, io_u, IO_U_F_BUSY_OK);
*is_random = 0;
if (td->o.rw_seq == RW_SEQ_SEQ) {
int ddir = io_u->ddir;
unsigned int buflen = 0;
unsigned int minbs, maxbs;
- uint64_t frand_max;
- unsigned long r;
+ uint64_t frand_max, r;
assert(ddir_rw(ddir));
if (buflen < minbs)
buflen = minbs;
} else {
- long perc = 0;
+ long long perc = 0;
unsigned int i;
for (i = 0; i < td->o.bssplit_nr[ddir]; i++) {
buflen = bsp->bs;
perc += bsp->perc;
- if ((r <= ((frand_max / 100L) * perc)) &&
+ if (!perc)
+ break;
+ if ((r / perc <= frand_max / 100ULL) &&
io_u_fits(td, io_u, buflen))
break;
}
{
unsigned int v;
- v = rand_between(&td->rwmix_state, 1, 100);
+ v = rand32_between(&td->rwmix_state, 1, 100);
if (v <= td->o.rwmix[DDIR_READ])
return DDIR_READ;
completed += ret;
}
+ if (td->flags & TD_F_REGROW_LOGS)
+ regrow_logs(td);
+
return completed;
}
static enum fio_ddir rate_ddir(struct thread_data *td, enum fio_ddir ddir)
{
enum fio_ddir odir = ddir ^ 1;
- long usec, now;
+ long usec;
+ uint64_t now;
assert(ddir_rw(ddir));
now = utime_since_now(&td->start);
io_u->ddir = io_u->acct_ddir = ddir;
- if (io_u->ddir == DDIR_WRITE && (td->io_ops->flags & FIO_BARRIER) &&
+ if (io_u->ddir == DDIR_WRITE && td_ioengine_flagged(td, FIO_BARRIER) &&
td->o.barrier_blocks &&
!(td->io_issues[DDIR_WRITE] % td->o.barrier_blocks) &&
td->io_issues[DDIR_WRITE])
- io_u_set(io_u, IO_U_F_BARRIER);
+ io_u_set(td, io_u, IO_U_F_BARRIER);
}
void put_file_log(struct thread_data *td, struct fio_file *f)
put_file_log(td, io_u->file);
io_u->file = NULL;
- io_u_set(io_u, IO_U_F_FREE);
+ io_u_set(td, io_u, IO_U_F_FREE);
if (io_u->flags & IO_U_F_IN_CUR_DEPTH) {
td->cur_depth--;
void clear_io_u(struct thread_data *td, struct io_u *io_u)
{
- io_u_clear(io_u, IO_U_F_FLIGHT);
+ io_u_clear(td, io_u, IO_U_F_FLIGHT);
put_io_u(td, io_u);
}
td_io_u_lock(td);
- io_u_set(__io_u, IO_U_F_FREE);
+ io_u_set(td, __io_u, IO_U_F_FREE);
if ((__io_u->flags & IO_U_F_FLIGHT) && ddir_rw(ddir))
td->io_issues[ddir]--;
- io_u_clear(__io_u, IO_U_F_FLIGHT);
+ io_u_clear(td, __io_u, IO_U_F_FLIGHT);
if (__io_u->flags & IO_U_F_IN_CUR_DEPTH) {
td->cur_depth--;
assert(!(td->flags & TD_F_CHILD));
{
unsigned int is_random;
- if (td->io_ops->flags & FIO_NOIO)
+ if (td_ioengine_flagged(td, FIO_NOIO))
goto out;
set_rw_ddir(td, io_u);
io_u_mark_lat_msec(td, usec / 1000);
}
+static unsigned int __get_next_fileno_rand(struct thread_data *td)
+{
+ unsigned long fileno;
+
+ if (td->o.file_service_type == FIO_FSERVICE_RANDOM) {
+ uint64_t frand_max = rand_max(&td->next_file_state);
+ unsigned long r;
+
+ r = __rand(&td->next_file_state);
+ return (unsigned int) ((double) td->o.nr_files
+ * (r / (frand_max + 1.0)));
+ }
+
+ if (td->o.file_service_type == FIO_FSERVICE_ZIPF)
+ fileno = zipf_next(&td->next_file_zipf);
+ else if (td->o.file_service_type == FIO_FSERVICE_PARETO)
+ fileno = pareto_next(&td->next_file_zipf);
+ else if (td->o.file_service_type == FIO_FSERVICE_GAUSS)
+ fileno = gauss_next(&td->next_file_gauss);
+ else {
+ log_err("fio: bad file service type: %d\n", td->o.file_service_type);
+ assert(0);
+ return 0;
+ }
+
+ return fileno >> FIO_FSERVICE_SHIFT;
+}
+
/*
* Get next file to service by choosing one at random
*/
enum fio_file_flags goodf,
enum fio_file_flags badf)
{
- uint64_t frand_max = rand_max(&td->next_file_state);
struct fio_file *f;
int fno;
do {
int opened = 0;
- unsigned long r;
- r = __rand(&td->next_file_state);
- fno = (unsigned int) ((double) td->o.nr_files
- * (r / (frand_max + 1.0)));
+ fno = __get_next_fileno_rand(td);
f = td->files[fno];
if (fio_file_done(f))
put_file_log(td, f);
td_io_close_file(td, f);
io_u->file = NULL;
- fio_file_set_done(f);
- td->nr_done_files++;
- dprint(FD_FILE, "%s: is done (%d of %d)\n", f->file_name,
+ if (td->o.file_service_type & __FIO_FSERVICE_NONUNIFORM)
+ fio_file_reset(td, f);
+ else {
+ fio_file_set_done(f);
+ td->nr_done_files++;
+ dprint(FD_FILE, "%s: is done (%d of %d)\n", f->file_name,
td->nr_done_files, td->o.nr_files);
+ }
} while (1);
return 0;
if (io_u) {
assert(io_u->flags & IO_U_F_FREE);
- io_u_clear(io_u, IO_U_F_FREE | IO_U_F_NO_FILE_PUT |
+ io_u_clear(td, io_u, IO_U_F_FREE | IO_U_F_NO_FILE_PUT |
IO_U_F_TRIMMED | IO_U_F_BARRIER |
IO_U_F_VER_LIST);
io_u->acct_ddir = -1;
td->cur_depth++;
assert(!(td->flags & TD_F_CHILD));
- io_u_set(io_u, IO_U_F_IN_CUR_DEPTH);
+ io_u_set(td, io_u, IO_U_F_IN_CUR_DEPTH);
io_u->ipo = NULL;
} else if (td_async_processing(td)) {
/*
get_trim = 1;
}
- if (get_trim && !get_next_trim(td, io_u))
+ if (get_trim && get_next_trim(td, io_u))
return true;
}
assert(fio_file_open(f));
if (ddir_rw(io_u->ddir)) {
- if (!io_u->buflen && !(td->io_ops->flags & FIO_NOIO)) {
+ if (!io_u->buflen && !td_ioengine_flagged(td, FIO_NOIO)) {
dprint(FD_IO, "get_io_u: zero buflen on %p\n", io_u);
goto err_put;
}
{
__io_u_log_error(td, io_u);
if (td->parent)
- __io_u_log_error(td, io_u);
+ __io_u_log_error(td->parent, io_u);
}
static inline bool gtod_reduce(struct thread_data *td)
}
}
- if (!td->o.disable_clat) {
- add_clat_sample(td, idx, lusec, bytes, io_u->offset);
- io_u_mark_latency(td, lusec);
- }
+ if (ddir_rw(idx)) {
+ if (!td->o.disable_clat) {
+ add_clat_sample(td, idx, lusec, bytes, io_u->offset);
+ io_u_mark_latency(td, lusec);
+ }
- if (!td->o.disable_bw)
- add_bw_sample(td, idx, bytes, &icd->time);
+ if (!td->o.disable_bw && per_unit_log(td->bw_log))
+ add_bw_sample(td, io_u, bytes, lusec);
- if (no_reduce)
- add_iops_sample(td, idx, bytes, &icd->time);
+ if (no_reduce && per_unit_log(td->iops_log))
+ add_iops_sample(td, io_u, bytes);
+ }
if (td->ts.nr_block_infos && io_u->ddir == DDIR_TRIM) {
uint32_t *info = io_u_block_info(td, io_u);
}
}
+static void file_log_write_comp(const struct thread_data *td, struct fio_file *f,
+ uint64_t offset, unsigned int bytes)
+{
+ int idx;
+
+ if (!f)
+ return;
+
+ if (f->first_write == -1ULL || offset < f->first_write)
+ f->first_write = offset;
+ if (f->last_write == -1ULL || ((offset + bytes) > f->last_write))
+ f->last_write = offset + bytes;
+
+ if (!f->last_write_comp)
+ return;
+
+ idx = f->last_write_idx++;
+ f->last_write_comp[idx] = offset;
+ if (f->last_write_idx == td->o.iodepth)
+ f->last_write_idx = 0;
+}
+
static void io_completed(struct thread_data *td, struct io_u **io_u_ptr,
struct io_completion_data *icd)
{
dprint_io_u(io_u, "io complete");
assert(io_u->flags & IO_U_F_FLIGHT);
- io_u_clear(io_u, IO_U_F_FLIGHT | IO_U_F_BUSY_OK);
+ io_u_clear(td, io_u, IO_U_F_FLIGHT | IO_U_F_BUSY_OK);
/*
* Mark IO ok to verify
if (!(io_u->flags & IO_U_F_VER_LIST))
td->this_io_bytes[ddir] += bytes;
- if (ddir == DDIR_WRITE) {
- if (f) {
- if (f->first_write == -1ULL ||
- io_u->offset < f->first_write)
- f->first_write = io_u->offset;
- if (f->last_write == -1ULL ||
- ((io_u->offset + bytes) > f->last_write))
- f->last_write = io_u->offset + bytes;
- }
- if (td->last_write_comp) {
- int idx = td->last_write_idx++;
-
- td->last_write_comp[idx] = io_u->offset;
- if (td->last_write_idx == td->o.iodepth)
- td->last_write_idx = 0;
- }
- }
+ if (ddir == DDIR_WRITE)
+ file_log_write_comp(td, f, io_u->offset, bytes);
if (ramp_time_over(td) && (td->runstate == TD_RUNNING ||
td->runstate == TD_VERIFYING))
return &td->buf_state;
}
- v = rand_between(&td->dedupe_state, 1, 100);
+ v = rand32_between(&td->dedupe_state, 1, 100);
if (v <= td->o.dedupe_percentage)
return &td->buf_state_prev;