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Fix offset_increment option and add man page entry for it
[fio.git]
/
filesetup.c
diff --git
a/filesetup.c
b/filesetup.c
index 2a79e7452d083f36b9cb0e4777ea8bfe94de01d5..f3d38290179e80d9eacefb5f2a97ef4abd479720 100644
(file)
--- a/
filesetup.c
+++ b/
filesetup.c
@@
-713,7
+713,8
@@
int setup_files(struct thread_data *td)
extend_size = total_size = 0;
need_extend = 0;
for_each_file(td, f, i) {
extend_size = total_size = 0;
need_extend = 0;
for_each_file(td, f, i) {
- f->file_offset = td->o.start_offset;
+ f->file_offset = td->o.start_offset +
+ (td->thread_number - 1) * td->o.offset_increment;
if (!td->o.file_size_low) {
/*
if (!td->o.file_size_low) {
/*
@@
-759,6
+760,9
@@
int setup_files(struct thread_data *td)
}
}
}
}
+ if (td->o.size_percent)
+ total_size = (total_size * td->o.size_percent) / 100;
+
if (!td->o.size || td->o.size > total_size)
td->o.size = total_size;
if (!td->o.size || td->o.size > total_size)
td->o.size = total_size;
@@
-846,11
+850,15
@@
int init_random_map(struct thread_data *td)
(unsigned long long) td->o.rw_min_bs;
num_maps = (blocks + BLOCKS_PER_MAP - 1) /
(unsigned long long) BLOCKS_PER_MAP;
(unsigned long long) td->o.rw_min_bs;
num_maps = (blocks + BLOCKS_PER_MAP - 1) /
(unsigned long long) BLOCKS_PER_MAP;
- f->file_map = smalloc(num_maps * sizeof(unsigned long));
- if (f->file_map) {
- f->num_maps = num_maps;
- continue;
- }
+ if (num_maps == (unsigned long) num_maps) {
+ f->file_map = smalloc(num_maps * sizeof(unsigned long));
+ if (f->file_map) {
+ f->num_maps = num_maps;
+ continue;
+ }
+ } else
+ f->file_map = NULL;
+
if (!td->o.softrandommap) {
log_err("fio: failed allocating random map. If running"
" a large number of jobs, try the 'norandommap'"
if (!td->o.softrandommap) {
log_err("fio: failed allocating random map. If running"
" a large number of jobs, try the 'norandommap'"
@@
-919,10
+927,13
@@
static void get_file_type(struct fio_file *f)
else
f->filetype = FIO_TYPE_FILE;
else
f->filetype = FIO_TYPE_FILE;
+ /* \\.\ is the device namespace in Windows, where every file is
+ * a block device */
+ if (strncmp(f->file_name, "\\\\.\\", 4) == 0)
+ f->filetype = FIO_TYPE_BD;
+
if (!stat(f->file_name, &sb)) {
if (!stat(f->file_name, &sb)) {
- /* \\.\ is the device namespace in Windows, where every file is
- * a block device */
- if (S_ISBLK(sb.st_mode) || strncmp(f->file_name, "\\\\.\\", 4) == 0)
+ if (S_ISBLK(sb.st_mode))
f->filetype = FIO_TYPE_BD;
else if (S_ISCHR(sb.st_mode))
f->filetype = FIO_TYPE_CHAR;
f->filetype = FIO_TYPE_BD;
else if (S_ISCHR(sb.st_mode))
f->filetype = FIO_TYPE_CHAR;
@@
-1131,7
+1142,7
@@
static int recurse_dir(struct thread_data *td, const char *dirname)
if (!strcmp(dir->d_name, ".") || !strcmp(dir->d_name, ".."))
continue;
if (!strcmp(dir->d_name, ".") || !strcmp(dir->d_name, ".."))
continue;
- sprintf(full_path, "%s
/%s", dirname
, dir->d_name);
+ sprintf(full_path, "%s
%s%s", dirname, FIO_OS_PATH_SEPARATOR
, dir->d_name);
if (lstat(full_path, &sb) == -1) {
if (errno != ENOENT) {
if (lstat(full_path, &sb) == -1) {
if (errno != ENOENT) {