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);
} else if (f->filetype != FIO_TYPE_FILE)
continue;
- buf[255] = '\0';
- strncpy(buf, f->file_name, 255);
+ snprintf(buf, 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));
- fm->__base[255] = '\0';
+ snprintf(fm->__base, 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;
{
char path[PATH_MAX];
char *start, *end;
+ int offset;
- 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;
- }
+ snprintf(path, PATH_MAX, "%s", fname);
+ start = path;
- end = start;
+ offset = longest_existing_path(path);
+ end = start + offset;
while ((end = strchr(end, FIO_OS_PATH_SEPARATOR)) != NULL) {
- if (end == start)
- break;
+ if (end == start) {
+ end++;
+ continue;
+ }
*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);
+ 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;
}
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;
}
}
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;
}
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))
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);
td_io_unlink_file(td, f);
}
- zbd_free_zone_info(f);
+ zbd_close_file(f);
if (use_free)
free(f->file_name);