break;
}
#endif /* CONFIG_LINUX_FALLOCATE */
+ case FIO_FALLOCATE_TRUNCATE: {
+ int r;
+
+ dprint(FD_FILE, "ftruncate file %s size %llu\n",
+ f->file_name,
+ (unsigned long long) f->real_file_size);
+ r = ftruncate(f->fd, f->real_file_size);
+ if (r != 0)
+ td_verror(td, errno, "ftruncate");
+
+ break;
+ }
default:
log_err("fio: unknown fallocate mode: %d\n", td->o.fallocate_mode);
assert(0);
break;
log_info("fio: ENOSPC on laying out "
"file, stopping\n");
- break;
}
td_verror(td, errno, "write");
} else
td_verror(td, EIO, "write");
- break;
+ goto err;
}
}
{
unsigned long long ret, sized;
uint64_t frand_max;
- unsigned long r;
+ uint64_t r;
frand_max = rand_max(&td->file_size_state);
r = __rand(&td->file_size_state);
}
flags |= OS_O_DIRECT | FIO_O_ATOMIC;
}
- if (td->o.sync_io)
- flags |= O_SYNC;
+ flags |= td->o.sync_io;
if (td->o.create_on_open && td->o.allow_create)
flags |= O_CREAT;
skip_flags:
} else if (f->filetype != FIO_TYPE_FILE)
continue;
- buf[255] = '\0';
- strncpy(buf, f->file_name, 255);
+ snprintf(buf, FIO_ARRAY_SIZE(buf), "%s", f->file_name);
if (stat(buf, &sb) < 0) {
if (errno != ENOENT)
continue;
fm = calloc(1, sizeof(*fm));
- strncpy(fm->__base, buf, sizeof(fm->__base) - 1);
+ snprintf(fm->__base, FIO_ARRAY_SIZE(fm->__base), "%s", buf);
fm->base = basename(fm->__base);
fm->key = sb.st_dev;
flist_add(&fm->list, &list);
uint64_t get_start_offset(struct thread_data *td, struct fio_file *f)
{
+ bool align = false;
struct thread_options *o = &td->o;
unsigned long long align_bs;
unsigned long long offset;
+ unsigned long long increment;
if (o->file_append && f->filetype == FIO_TYPE_FILE)
return f->real_file_size;
+ if (o->offset_increment_percent) {
+ assert(!o->offset_increment);
+ increment = o->offset_increment_percent * f->real_file_size / 100;
+ align = true;
+ } else
+ increment = o->offset_increment;
+
if (o->start_offset_percent > 0) {
+ /* calculate the raw offset */
+ offset = (f->real_file_size * o->start_offset_percent / 100) +
+ (td->subjob_number * increment);
+
+ align = true;
+ } else {
+ /* start_offset_percent not set */
+ offset = o->start_offset +
+ td->subjob_number * increment;
+ }
+
+ if (align) {
/*
- * if offset_align is provided, set initial offset
+ * if offset_align is provided, use it
*/
if (fio_option_is_set(o, start_offset_align)) {
align_bs = o->start_offset_align;
align_bs = td_min_bs(td);
}
- /* calculate the raw offset */
- offset = (f->real_file_size * o->start_offset_percent / 100) +
- (td->subjob_number * o->offset_increment);
-
/*
* block align the offset at the next available boundary at
* ceiling(offset / align_bs) * align_bs
*/
offset = (offset / align_bs + (offset % align_bs != 0)) * align_bs;
+ }
- } else {
- /* start_offset_percent not set */
- offset = o->start_offset +
- td->subjob_number * o->offset_increment;
+ return offset;
+}
+
+/*
+ * Find longest path component that exists and return its length
+ */
+int longest_existing_path(char *path) {
+ char buf[PATH_MAX];
+ bool done;
+ char *buf_pos;
+ int offset;
+#ifdef WIN32
+ DWORD dwAttr;
+#else
+ struct stat sb;
+#endif
+
+ sprintf(buf, "%s", path);
+ done = false;
+ while (!done) {
+ buf_pos = strrchr(buf, FIO_OS_PATH_SEPARATOR);
+ if (!buf_pos) {
+ done = true;
+ offset = 0;
+ break;
+ }
+
+ *(buf_pos + 1) = '\0';
+
+#ifdef WIN32
+ dwAttr = GetFileAttributesA(buf);
+ if (dwAttr != INVALID_FILE_ATTRIBUTES) {
+ done = true;
+ }
+#else
+ if (stat(buf, &sb) == 0)
+ done = true;
+#endif
+ if (done)
+ offset = buf_pos - buf;
+ else
+ *buf_pos = '\0';
}
return offset;
}
+static bool create_work_dirs(struct thread_data *td, const char *fname)
+{
+ char path[PATH_MAX];
+ char *start, *end;
+ int offset;
+
+ snprintf(path, PATH_MAX, "%s", fname);
+ start = path;
+
+ offset = longest_existing_path(path);
+ end = start + offset;
+ while ((end = strchr(end, FIO_OS_PATH_SEPARATOR)) != NULL) {
+ if (end == start) {
+ end++;
+ continue;
+ }
+ *end = '\0';
+ errno = 0;
+ if (fio_mkdir(path, 0700) && errno != EEXIST) {
+ log_err("fio: failed to create dir (%s): %s\n",
+ start, strerror(errno));
+ return false;
+ }
+ *end = FIO_OS_PATH_SEPARATOR;
+ end++;
+ }
+ td->flags |= TD_F_DIRS_CREATED;
+ return true;
+}
+
/*
* Open the files and setup files sizes, creating files if necessary.
*/
old_state = td_bump_runstate(td, TD_SETTING_UP);
- if (o->read_iolog_file)
- goto done;
+ for_each_file(td, f, i) {
+ if (!td_ioengine_flagged(td, FIO_DISKLESSIO) &&
+ strchr(f->file_name, FIO_OS_PATH_SEPARATOR) &&
+ !(td->flags & TD_F_DIRS_CREATED) &&
+ !create_work_dirs(td, f->file_name))
+ goto err_out;
+ }
/*
* Find out physical size of files or devices for this thread,
if (err)
goto err_out;
+ if (o->read_iolog_file)
+ goto done;
+
/*
* check sizes. if the files/devices do not exist and the size
* isn't passed to fio, abort.
if (f->io_size == -1ULL)
total_size = -1ULL;
else {
+ uint64_t io_size;
+
if (o->size_percent && o->size_percent != 100) {
uint64_t file_size;
f->io_size -= (f->io_size % td_min_bs(td));
}
- total_size += f->io_size;
+
+ io_size = f->io_size;
+ if (o->io_size_percent && o->io_size_percent != 100) {
+ io_size *= o->io_size_percent;
+ io_size /= 100;
+ }
+
+ total_size += io_size;
}
if (f->filetype == FIO_TYPE_FILE &&
- (f->io_size + f->file_offset) > f->real_file_size &&
- !td_ioengine_flagged(td, FIO_DISKLESSIO)) {
- if (!o->create_on_open) {
+ (f->io_size + f->file_offset) > f->real_file_size) {
+ if (!td_ioengine_flagged(td, FIO_DISKLESSIO) &&
+ !o->create_on_open) {
need_extend++;
extend_size += (f->io_size + f->file_offset);
fio_file_set_extend(f);
- } else
+ } else if (!td_ioengine_flagged(td, FIO_DISKLESSIO) ||
+ (td_ioengine_flagged(td, FIO_DISKLESSIO) &&
+ td_ioengine_flagged(td, FIO_FAKEIO)))
f->real_file_size = f->io_size + f->file_offset;
}
}
o->size = total_size;
if (o->size < td_min_bs(td)) {
- log_err("fio: blocksize too large for data set\n");
+ log_err("fio: blocksize is larger than data set range\n");
goto err_out;
}
td_restore_runstate(td, old_state);
if (td->o.zone_mode == ZONE_MODE_ZBD) {
- err = zbd_init(td);
+ err = zbd_setup_files(td);
if (err)
goto err_out;
}
seed = td->rand_seeds[4];
if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
- zipf_init(&f->zipf, nranges, td->o.zipf_theta.u.f, seed);
+ zipf_init(&f->zipf, nranges, td->o.zipf_theta.u.f, td->o.random_center.u.f, seed);
else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
- pareto_init(&f->zipf, nranges, td->o.pareto_h.u.f, seed);
+ pareto_init(&f->zipf, nranges, td->o.pareto_h.u.f, td->o.random_center.u.f, seed);
else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
- gauss_init(&f->gauss, nranges, td->o.gauss_dev.u.f, seed);
+ gauss_init(&f->gauss, nranges, td->o.gauss_dev.u.f, td->o.random_center.u.f, seed);
}
static bool init_rand_distribution(struct thread_data *td)
unsigned int i;
int state;
- if (td->o.random_distribution == FIO_RAND_DIST_RANDOM)
+ if (td->o.random_distribution == FIO_RAND_DIST_RANDOM ||
+ td->o.random_distribution == FIO_RAND_DIST_ZONED ||
+ td->o.random_distribution == FIO_RAND_DIST_ZONED_ABS)
return false;
state = td_bump_runstate(td, TD_SETTING_UP);
for_each_file(td, f, i) {
uint64_t fsize = min(f->real_file_size, f->io_size);
+ if (td->o.zone_mode == ZONE_MODE_STRIDED)
+ fsize = td->o.zone_range;
+
blocks = fsize / (unsigned long long) td->o.rw_min_bs;
if (check_rand_gen_limits(td, f, blocks))
return false;
if (td->o.random_generator == FIO_RAND_GEN_LFSR) {
- unsigned long seed;
+ uint64_t seed;
seed = td->rand_seeds[FIO_RAND_BLOCK_OFF];
if (!lfsr_init(&f->lfsr, blocks, seed, 0)) {
fio_file_set_lfsr(f);
continue;
+ } else {
+ log_err("fio: failed initializing LFSR\n");
+ return false;
}
} else if (!td->o.norandommap) {
f->io_axmap = axmap_new(blocks);
}
}
+void fio_file_free(struct fio_file *f)
+{
+ if (fio_file_axmap(f))
+ axmap_free(f->io_axmap);
+ if (!fio_file_smalloc(f)) {
+ free(f->file_name);
+ free(f);
+ } else {
+ sfree(f->file_name);
+ sfree(f);
+ }
+}
+
void close_and_free_files(struct thread_data *td)
{
struct fio_file *f;
unsigned int i;
- bool use_free = td_ioengine_flagged(td, FIO_NOFILEHASH);
dprint(FD_FILE, "close files\n");
td_io_unlink_file(td, f);
}
- zbd_free_zone_info(f);
-
- if (use_free)
- free(f->file_name);
- else
- sfree(f->file_name);
- f->file_name = NULL;
- if (fio_file_axmap(f)) {
- axmap_free(f->io_axmap);
- f->io_axmap = NULL;
- }
- if (use_free)
- free(f);
- else
- sfree(f);
+ zbd_close_file(f);
+ fio_file_free(f);
}
td->o.filename = NULL;
f->fd = -1;
f->shadow_fd = -1;
fio_file_reset(td, f);
+ if (!td_ioengine_flagged(td, FIO_NOFILEHASH))
+ fio_file_set_smalloc(f);
return f;
}
return true;
}
-static bool create_work_dirs(struct thread_data *td, const char *fname)
-{
- char path[PATH_MAX];
- char *start, *end;
-
- if (td->o.directory) {
- snprintf(path, PATH_MAX, "%s%c%s", td->o.directory,
- FIO_OS_PATH_SEPARATOR, fname);
- start = strstr(path, fname);
- } else {
- snprintf(path, PATH_MAX, "%s", fname);
- start = path;
- }
-
- end = start;
- while ((end = strchr(end, FIO_OS_PATH_SEPARATOR)) != NULL) {
- if (end == start)
- break;
- *end = '\0';
- errno = 0;
-#ifdef CONFIG_HAVE_MKDIR_TWO
- if (mkdir(path, 0600) && errno != EEXIST) {
-#else
- if (mkdir(path) && errno != EEXIST) {
-#endif
- log_err("fio: failed to create dir (%s): %d\n",
- start, errno);
- return false;
- }
- *end = FIO_OS_PATH_SEPARATOR;
- end++;
- }
- td->flags |= TD_F_DIRS_CREATED;
- return true;
-}
-
int add_file(struct thread_data *td, const char *fname, int numjob, int inc)
{
int cur_files = td->files_index;
sprintf(file_name + len, "%s", fname);
- if (strchr(fname, FIO_OS_PATH_SEPARATOR) &&
- !(td->flags & TD_F_DIRS_CREATED) &&
- !create_work_dirs(td, fname))
- return 1;
-
/* clean cloned siblings using existing files */
if (numjob && is_already_allocated(file_name) &&
!exists_and_not_regfile(fname))