bytes_total = td->total_io_size;
+ if (td->o.fill_device && td->o.size == -1ULL) {
+ if (!td->fill_device_size || td->fill_device_size == -1ULL)
+ return 0;
+
+ bytes_total = td->fill_device_size;
+ }
+
/*
* if writing, bytes_total will be twice the size. If mixing,
* assume a 50/50 split and thus bytes_total will be 50% larger.
if (td->o.zone_size && td->o.zone_skip)
bytes_total /= (td->o.zone_skip / td->o.zone_size);
- if (td->o.fill_device && td->o.size == -1ULL)
- return 0;
-
if (td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING) {
double perc, perc_t;
return err;
}
+struct fio_mount {
+ struct flist_head list;
+ const char *base;
+ char __base[256];
+ unsigned int key;
+};
+
+/*
+ * Get free number of bytes for each file on each unique mount.
+ */
+static unsigned long long get_fs_free_counts(struct thread_data *td)
+{
+ struct flist_head *n, *tmp;
+ unsigned long long ret;
+ struct fio_mount *fm;
+ FLIST_HEAD(list);
+ struct fio_file *f;
+ unsigned int i;
+
+ for_each_file(td, f, i) {
+ struct stat sb;
+ char buf[256];
+
+ strcpy(buf, f->file_name);
+
+ if (stat(buf, &sb) < 0) {
+ if (errno != ENOENT)
+ break;
+ strcpy(buf, ".");
+ if (stat(buf, &sb) < 0)
+ break;
+ }
+
+ fm = NULL;
+ flist_for_each(n, &list) {
+ fm = flist_entry(n, struct fio_mount, list);
+ if (fm->key == sb.st_dev)
+ break;
+
+ fm = NULL;
+ }
+
+ if (fm)
+ continue;
+
+ fm = malloc(sizeof(*fm));
+ strcpy(fm->__base, buf);
+ fm->base = basename(fm->__base);
+ fm->key = sb.st_dev;
+ flist_add(&fm->list, &list);
+ }
+
+ ret = 0;
+ flist_for_each_safe(n, tmp, &list) {
+ unsigned long long sz;
+
+ fm = flist_entry(n, struct fio_mount, list);
+ flist_del(&fm->list);
+
+ sz = get_fs_size(fm->base);
+ if (sz && sz != -1ULL)
+ ret += sz;
+
+ free(fm);
+ }
+
+ return ret;
+}
+
/*
* Open the files and setup files sizes, creating files if necessary.
*/
total_size += f->real_file_size;
}
+ if (td->o.fill_device)
+ td->fill_device_size = get_fs_free_counts(td);
+
/*
* device/file sizes are zero and no size given, punt
*/
struct timeval lastrate[2];
unsigned long long total_io_size;
+ unsigned long long fill_device_size;
unsigned long io_issues[2];
unsigned long long io_blocks[2];
#include <sys/ioctl.h>
#include <sys/uio.h>
#include <sys/syscall.h>
+#include <sys/vfs.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#define FIO_HAVE_CGROUPS
#define FIO_HAVE_FDATASYNC
#define FIO_HAVE_SYNC_FILE_RANGE
+#define FIO_HAVE_FS_STAT
#define OS_MAP_ANON MAP_ANONYMOUS
return atoi(size);
}
+static inline unsigned long long get_fs_size(const char *path)
+{
+ unsigned long long ret;
+ struct statfs s;
+
+ if (statfs(path, &s) < 0)
+ return -1ULL;
+
+ ret = s.f_bsize;
+ ret *= (unsigned long long) s.f_bfree;
+ return ret;
+}
+
#endif