if (new_layout)
flags |= O_TRUNC;
+ dprint(FD_FILE, "open file %s, flags %x\n", f->file_name, flags);
f->fd = open(f->file_name, flags, 0644);
if (f->fd < 0) {
td_verror(td, errno, "open");
return 1;
}
+ if (!new_layout)
+ goto done;
+
+ dprint(FD_FILE, "truncate file %s, size %llu\n", f->file_name,
+ f->real_file_size);
if (ftruncate(f->fd, f->real_file_size) == -1) {
td_verror(td, errno, "ftruncate");
goto err;
}
- if (!new_layout)
- goto done;
-
+ dprint(FD_FILE, "fallocate file %s, size %llu\n", f->file_name,
+ f->real_file_size);
if (posix_fallocate(f->fd, 0, f->real_file_size) < 0) {
td_verror(td, errno, "posix_fallocate");
goto err;
{
int ret = 0;
+ dprint(FD_IO, "invalidate cache (%d)\n", td->o.odirect);
+
if (td->o.odirect)
return 0;
void generic_close_file(struct thread_data fio_unused *td, struct fio_file *f)
{
+ dprint(FD_FILE, "fd close %s\n", f->file_name);
close(f->fd);
f->fd = -1;
}
int is_std = 0;
int flags = 0;
+ dprint(FD_FILE, "fd open %s\n", f->file_name);
+
if (!strcmp(f->file_name, "-")) {
if (td_rw(td)) {
log_err("fio: can't read/write to stdin/out\n");
if (f->filetype != FIO_TYPE_FILE)
flags |= O_NOATIME;
+open_again:
if (td_write(td)) {
assert(!read_only);
char buf[FIO_VERROR_SIZE];
int __e = errno;
+ if (errno == EPERM && (flags & O_NOATIME)) {
+ flags &= ~O_NOATIME;
+ goto open_again;
+ }
+
snprintf(buf, sizeof(buf) - 1, "open(%s)", f->file_name);
td_verror(td, __e, buf);
unsigned int i;
int err = 0;
+ dprint(FD_FILE, "open files\n");
+
for_each_file(td, f, i) {
err = td_io_open_file(td, f);
if (err) {
unsigned int i;
int err = 0, need_extend;
+ dprint(FD_FILE, "setup files\n");
+
/*
* if ioengine defines a setup() method, it's responsible for
* opening the files and setting f->real_file_size to indicate
/*
* device/file sizes are zero and no size given, punt
*/
- if ((!total_size || total_size == -1ULL) && !td->o.size) {
+ if ((!total_size || total_size == -1ULL) && !td->o.size &&
+ !(td->io_ops->flags & FIO_NOIO) && !td->o.fill_device) {
log_err("%s: you need to specify size=\n", td->o.name);
td_verror(td, EINVAL, "total_file_size");
return 1;
* zero, set it to the real file size.
*/
f->io_size = td->o.size / td->o.nr_files;
- if (!f->io_size) {
- if (f->file_offset > f->real_file_size)
- goto err_offset;
+ if (!f->io_size)
f->io_size = f->real_file_size - f->file_offset;
- }
} else if (f->real_file_size < td->o.file_size_low ||
f->real_file_size > td->o.file_size_high) {
if (f->file_offset > td->o.file_size_low)
f->io_size = td->o.file_size_low - f->file_offset;
else
f->io_size = get_rand_file_size(td) - f->file_offset;
- } else if (f->file_offset > f->real_file_size)
- goto err_offset;
- else
+ } else
f->io_size = f->real_file_size - f->file_offset;
if (f->io_size == -1ULL)
int init_random_map(struct thread_data *td)
{
- int num_maps, blocks;
+ unsigned long long blocks, num_maps;
struct fio_file *f;
unsigned int i;
return 0;
for_each_file(td, f, i) {
- blocks = (f->real_file_size + td->o.rw_min_bs - 1) / td->o.rw_min_bs;
- num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP;
+ blocks = (f->real_file_size + td->o.rw_min_bs - 1) / (unsigned long long) td->o.rw_min_bs;
+ num_maps = (blocks + BLOCKS_PER_MAP-1)/ (unsigned long long) BLOCKS_PER_MAP;
f->file_map = malloc(num_maps * sizeof(long));
if (!f->file_map) {
log_err("fio: failed allocating random map. If running a large number of jobs, try the 'norandommap' option\n");
struct fio_file *f;
unsigned int i;
+ dprint(FD_FILE, "close files\n");
+
for_each_file(td, f, i) {
if (td->o.unlink && f->filetype == FIO_TYPE_FILE)
unlink(f->file_name);
struct fio_file *f;
int len = 0;
+ dprint(FD_FILE, "add file %s\n", fname);
+
td->files = realloc(td->files, (cur_files + 1) * sizeof(*f));
f = &td->files[cur_files];
void get_file(struct fio_file *f)
{
+ dprint(FD_FILE, "get file %s, ref=%d\n", f->file_name, f->references);
assert(f->flags & FIO_FILE_OPEN);
f->references++;
}
void put_file(struct thread_data *td, struct fio_file *f)
{
+ dprint(FD_FILE, "put file %s, ref=%d\n", f->file_name, f->references);
+
if (!(f->flags & FIO_FILE_OPEN))
return;