static int str_fst_cb(void *, const char *);
static int str_filename_cb(void *, const char *);
static int str_directory_cb(void *, const char *);
+static int str_opendir_cb(void *, const char *);
#define __stringify_1(x) #x
#define __stringify(x) __stringify_1(x)
.cb = str_filename_cb,
.help = "File(s) to use for the workload",
},
+ {
+ .name = "opendir",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(opendir),
+ .cb = str_opendir_cb,
+ .help = "Recursively add files from this directory and down",
+ },
{
.name = "rw",
.type = FIO_OPT_STR,
.help = "IO direction",
.def = "read",
.posval = {
- { .ival = "read", .oval = TD_DDIR_READ },
- { .ival = "write", .oval = TD_DDIR_WRITE },
- { .ival = "randread", .oval = TD_DDIR_RANDREAD },
- { .ival = "randwrite", .oval = TD_DDIR_RANDWRITE },
- { .ival = "rw", .oval = TD_DDIR_RW },
- { .ival = "randrw", .oval = TD_DDIR_RANDRW },
+ { .ival = "read",
+ .oval = TD_DDIR_READ,
+ .help = "Sequential read",
+ },
+ { .ival = "write",
+ .oval = TD_DDIR_WRITE,
+ .help = "Sequential write",
+ },
+ { .ival = "randread",
+ .oval = TD_DDIR_RANDREAD,
+ .help = "Random read",
+ },
+ { .ival = "randwrite",
+ .oval = TD_DDIR_RANDWRITE,
+ .help = "Random write",
},
+ { .ival = "rw",
+ .oval = TD_DDIR_RW,
+ .help = "Sequential read and write mix",
+ },
+ { .ival = "randrw",
+ .oval = TD_DDIR_RANDRW,
+ .help = "Random read and write mix"
+ },
+ },
},
{
.name = "ioengine",
.help = "IO engine to use",
.def = "sync",
.posval = {
- { .ival = "sync", },
+ { .ival = "sync",
+ .help = "Use read/write",
+ },
#ifdef FIO_HAVE_LIBAIO
- { .ival = "libaio", },
+ { .ival = "libaio",
+ .help = "Linux native asynchronous IO",
+ },
#endif
#ifdef FIO_HAVE_POSIXAIO
- { .ival = "posixaio", },
+ { .ival = "posixaio",
+ .help = "POSIX asynchronous IO",
+ },
#endif
- { .ival = "mmap", },
+ { .ival = "mmap",
+ .help = "Memory mapped IO",
+ },
#ifdef FIO_HAVE_SPLICE
- { .ival = "splice", },
+ { .ival = "splice",
+ .help = "splice/vmsplice based IO",
+ },
#endif
#ifdef FIO_HAVE_SGIO
- { .ival = "sg", },
+ { .ival = "sg",
+ .help = "SCSI generic v3 IO",
+ },
#endif
- { .ival = "null", }, { .ival = "net", },
+ { .ival = "null",
+ .help = "Testing engine (no data transfer)",
+ },
+ { .ival = "net",
+ .help = "Network IO",
+ },
#ifdef FIO_HAVE_SYSLET
- { .ival = "syslet-rw", },
+ { .ival = "syslet-rw",
+ .help = "syslet enabled async pread/pwrite IO",
+ },
#endif
- { .ival = "cpuio", },
- { .ival = "external", },
+ { .ival = "cpuio",
+ .help = "CPU cycler burner engine",
},
+ { .ival = "external",
+ .help = "Load external engine (append name)",
+ },
+ },
},
{
.name = "iodepth",
.name = "size",
.type = FIO_OPT_STR_VAL,
.off1 = td_var_offset(total_file_size),
- .help = "Size of device or file",
+ .help = "Total size of device or files",
+ },
+ {
+ .name = "filesize",
+ .type = FIO_OPT_STR_VAL,
+ .off1 = td_var_offset(file_size_low),
+ .off2 = td_var_offset(file_size_high),
+ .help = "Size of individual files",
},
{
.name = "bs",
.help = "How to select which file to service next",
.def = "roundrobin",
.posval = {
- { .ival = "random", .oval = FIO_FSERVICE_RANDOM },
- { .ival = "roundrobin", .oval = FIO_FSERVICE_RR },
+ { .ival = "random",
+ .oval = FIO_FSERVICE_RANDOM,
+ .help = "Choose a file at random",
+ },
+ { .ival = "roundrobin",
+ .oval = FIO_FSERVICE_RR,
+ .help = "Round robin select files",
},
+ },
},
{
.name = "fsync",
.help = "Backing type for IO buffers",
.def = "malloc",
.posval = {
- { .ival = "malloc", .oval = MEM_MALLOC },
- { .ival = "shm", .oval = MEM_SHM },
+ { .ival = "malloc",
+ .oval = MEM_MALLOC,
+ .help = "Use malloc(3) for IO buffers",
+ },
+ { .ival = "shm",
+ .oval = MEM_SHM,
+ .help = "Use shared memory segments for IO buffers",
+ },
#ifdef FIO_HAVE_HUGETLB
- { .ival = "shmhuge", .oval = MEM_SHMHUGE },
+ { .ival = "shmhuge",
+ .oval = MEM_SHMHUGE,
+ .help = "Like shm, but use huge pages",
+ },
#endif
- { .ival = "mmap", .oval = MEM_MMAP },
+ { .ival = "mmap",
+ .oval = MEM_MMAP,
+ .help = "Use mmap(2) (file or anon) for IO buffers",
+ },
#ifdef FIO_HAVE_HUGETLB
- { .ival = "mmaphuge", .oval = MEM_MMAPHUGE },
-#endif
+ { .ival = "mmaphuge",
+ .oval = MEM_MMAPHUGE,
+ .help = "Like mmap, but use huge pages",
},
+#endif
+ },
},
{
.name = "verify",
.type = FIO_OPT_STR,
.off1 = td_var_offset(verify),
- .help = "Verify sum function",
+ .help = "Verify data written",
.def = "0",
.posval = {
- { .ival = "0", .oval = VERIFY_NONE },
- { .ival = "crc32", .oval = VERIFY_CRC32 },
- { .ival = "md5", .oval = VERIFY_MD5 },
+ { .ival = "0",
+ .oval = VERIFY_NONE,
+ .help = "Don't do IO verification",
},
+ { .ival = "crc32",
+ .oval = VERIFY_CRC32,
+ .help = "Use crc32 checksums for verification",
+ },
+ { .ival = "md5",
+ .oval = VERIFY_MD5,
+ .help = "Use md5 checksums for verification",
+ },
+ },
},
{
.name = "write_iolog",
.help = "Include fsync at the end of job",
.def = "0",
},
+ {
+ .name = "fsync_on_close",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(fsync_on_close),
+ .help = "fsync files on close",
+ .def = "0",
+ },
{
.name = "unlink",
.type = FIO_OPT_BOOL,
static int def_timeout = 0;
-static char fio_version_string[] = "fio 1.13";
+static char fio_version_string[] = "fio 1.14a";
static char **ini_file;
static int max_jobs = MAX_JOBS;
return;
if (td->error)
- fprintf(f_out, "fio: %s\n", td->verror);
+ log_info("fio: %s\n", td->verror);
memset(&threads[td->thread_number - 1], 0, sizeof(*td));
thread_number--;
td->rw_min_bs = min(td->min_bs[DDIR_READ], td->min_bs[DDIR_WRITE]);
+ if (!td->file_size_high)
+ td->file_size_high = td->file_size_low;
+
if (td_read(td) && !td_rw(td))
td->verify = 0;
if (td->iodepth_batch > td->iodepth || !td->iodepth_batch)
td->iodepth_batch = td->iodepth;
- if (!td->nr_files)
- td->nr_files = td->open_files;
- else if (td->open_files > td->nr_files || !td->open_files)
+ if (td->nr_files > td->files_index)
+ td->nr_files = td->files_index;
+
+ if (td->open_files > td->nr_files || !td->open_files)
td->open_files = td->nr_files;
}
return p;
}
+static int exists_and_not_file(const char *filename)
+{
+ struct stat sb;
+
+ if (lstat(filename, &sb) == -1)
+ return 0;
+
+ if (S_ISREG(sb.st_mode))
+ return 0;
+
+ return 1;
+}
+
+/*
+ * Initialize the various random states we need (random io, block size ranges,
+ * read/write mix, etc).
+ */
+static int init_random_state(struct thread_data *td)
+{
+ unsigned long seeds[6];
+ int fd, num_maps, blocks;
+ struct fio_file *f;
+ unsigned int i;
+
+ fd = open("/dev/urandom", O_RDONLY);
+ if (fd == -1) {
+ td_verror(td, errno, "open");
+ return 1;
+ }
+
+ if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) {
+ td_verror(td, EIO, "read");
+ close(fd);
+ return 1;
+ }
+
+ close(fd);
+
+ os_random_seed(seeds[0], &td->bsrange_state);
+ os_random_seed(seeds[1], &td->verify_state);
+ os_random_seed(seeds[2], &td->rwmix_state);
+
+ if (td->file_service_type == FIO_FSERVICE_RANDOM)
+ os_random_seed(seeds[3], &td->next_file_state);
+
+ os_random_seed(seeds[5], &td->file_size_state);
+
+ if (!td_random(td))
+ return 0;
+
+ if (td->rand_repeatable)
+ seeds[4] = FIO_RANDSEED * td->thread_number;
+
+ if (!td->norandommap) {
+ for_each_file(td, f, i) {
+ blocks = (f->real_file_size + td->rw_min_bs - 1) / td->rw_min_bs;
+ num_maps = (blocks + BLOCKS_PER_MAP-1)/ 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");
+ return 1;
+ }
+ f->num_maps = num_maps;
+ memset(f->file_map, 0, num_maps * sizeof(long));
+ }
+ }
+
+ os_random_seed(seeds[4], &td->random_state);
+ return 0;
+}
+
+
/*
* Adds a job to the list of things todo. Sanitizes the various options
* to make sure we don't have conflicts, and initializes various
struct fio_file *f;
const char *engine;
char fname[PATH_MAX];
- int numjobs;
+ int numjobs, file_alloced;
/*
* the def_thread is just for options, it's not a real job
if (td->odirect)
td->io_ops->flags |= FIO_RAWIO;
- if (!td->filename) {
- td->filename = strdup(jobname);
+ file_alloced = 0;
+ if (!td->filename && !td->files_index) {
+ file_alloced = 1;
- for (i = 0; i < td->nr_files; i++) {
- sprintf(fname, "%s.%d.%d", td->filename, td->thread_number, i);
- add_file(td, fname);
+ if (td->nr_files == 1 && exists_and_not_file(jobname))
+ add_file(td, jobname);
+ else {
+ for (i = 0; i < td->nr_files; i++) {
+ sprintf(fname, "%s.%d.%d", jobname, td->thread_number, i);
+ add_file(td, fname);
+ }
}
}
sprintf(fname, "%s/%s", td->directory, f->file_name);
f->file_name = strdup(fname);
}
-
- f->file_size = td->total_file_size / td->nr_files;
- f->file_offset = td->start_offset;
}
td->mutex = fio_sem_init(0);
td->groupid = groupid;
prev_group_jobs++;
+ if (init_random_state(td))
+ goto err;
+
if (setup_rate(td))
goto err;
if (!terse_output) {
if (!job_add_num) {
if (!strcmp(td->io_ops->name, "cpuio"))
- fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle);
+ log_info("%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle);
else {
char *c1, *c2, *c3, *c4;
c3 = to_kmg(td->min_bs[DDIR_WRITE]);
c4 = to_kmg(td->max_bs[DDIR_WRITE]);
- fprintf(f_out, "%s: (g=%d): rw=%s, bs=%s-%s/%s-%s, ioengine=%s, iodepth=%u\n", td->name, td->groupid, ddir_str[td->td_ddir], c1, c2, c3, c4, td->io_ops->name, td->iodepth);
+ log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s, ioengine=%s, iodepth=%u\n", td->name, td->groupid, ddir_str[td->td_ddir], c1, c2, c3, c4, td->io_ops->name, td->iodepth);
free(c1);
free(c2);
free(c4);
}
} else if (job_add_num == 1)
- fprintf(f_out, "...\n");
+ log_info("...\n");
}
/*
td_new->numjobs = 1;
td_new->stonewall = 0;
+
+ if (file_alloced) {
+ td_new->filename = NULL;
+ td_new->files_index = 0;
+ td_new->files = NULL;
+ }
+
job_add_num = numjobs - 1;
if (add_job(td_new, jobname, job_add_num))
return -1;
}
-/*
- * Initialize the various random states we need (random io, block size ranges,
- * read/write mix, etc).
- */
-int init_random_state(struct thread_data *td)
-{
- unsigned long seeds[5];
- int fd, num_maps, blocks;
- struct fio_file *f;
- unsigned int i;
-
- if (td->io_ops->flags & FIO_DISKLESSIO)
- return 0;
-
- fd = open("/dev/urandom", O_RDONLY);
- if (fd == -1) {
- td_verror(td, errno, "open");
- return 1;
- }
-
- if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) {
- td_verror(td, EIO, "read");
- close(fd);
- return 1;
- }
-
- close(fd);
-
- os_random_seed(seeds[0], &td->bsrange_state);
- os_random_seed(seeds[1], &td->verify_state);
- os_random_seed(seeds[2], &td->rwmix_state);
-
- if (td->file_service_type == FIO_FSERVICE_RANDOM)
- os_random_seed(seeds[3], &td->next_file_state);
-
- if (!td_random(td))
- return 0;
-
- if (td->rand_repeatable)
- seeds[4] = FIO_RANDSEED * td->thread_number;
-
- if (!td->norandommap) {
- for_each_file(td, f, i) {
- blocks = (f->real_file_size + td->rw_min_bs - 1) / td->rw_min_bs;
- num_maps = (blocks + BLOCKS_PER_MAP-1)/ 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");
- return 1;
- }
- f->num_maps = num_maps;
- memset(f->file_map, 0, num_maps * sizeof(long));
- }
- }
-
- os_random_seed(seeds[4], &td->random_state);
- return 0;
-}
-
static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu)
{
#ifdef FIO_HAVE_CPU_AFFINITY
struct thread_data *td = data;
char *fname, *str, *p;
- td->nr_files = 0;
p = str = strdup(input);
+
+ strip_blank_front(&str);
+ strip_blank_end(str);
+
+ if (!td->files_index)
+ td->nr_files = 0;
+
while ((fname = strsep(&str, ":")) != NULL) {
+ if (!strlen(fname))
+ break;
add_file(td, fname);
td->nr_files++;
}
return 0;
}
+static int str_opendir_cb(void *data, const char fio_unused *str)
+{
+ struct thread_data *td = data;
+
+ if (!td->files_index)
+ td->nr_files = 0;
+
+ return add_dir_files(td, td->opendir);
+}
+
/*
* This is our [ini] type file parser.
*/