/*
- * This file contains the ini and command liner parser. It will create
- * and initialize the specified jobs.
+ * This file contains job initialization and setup functions.
*/
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include "fio.h"
+#include "parse.h"
/*
* The default options
#define DEF_SEQUENTIAL (1)
#define DEF_RAND_REPEAT (1)
#define DEF_OVERWRITE (1)
-#define DEF_CREATE (1)
#define DEF_INVALIDATE (1)
#define DEF_SYNCIO (0)
#define DEF_RANDSEED (0xb1899bedUL)
#define DEF_RWMIX_CYCLE (500)
#define DEF_RWMIX_READ (50)
#define DEF_NICE (0)
+#define DEF_NR_FILES (1)
+#define DEF_UNLINK (0)
+#define DEF_WRITE_BW_LOG (0)
+#define DEF_WRITE_LAT_LOG (0)
static int def_timeout = DEF_TIMEOUT;
struct thread_data *threads = NULL;
int rate_quit = 0;
-int write_lat_log = 0;
-int write_bw_log = 0;
int exitall_on_terminate = 0;
int terse_output = 0;
unsigned long long mlock_size = 0;
FILE *f_out = NULL;
FILE *f_err = NULL;
+static int write_lat_log = DEF_WRITE_LAT_LOG;
+static int write_bw_log = DEF_WRITE_BW_LOG;
+
/*
* Return a free job structure.
*/
*td = *parent;
td->name[0] = '\0';
- td->fd = -1;
td->thread_number = thread_number;
return td;
}
char *ddir_str[] = { "read", "write", "randread", "randwrite",
"rw", NULL, "randrw" };
struct stat sb;
- int numjobs, ddir;
+ int numjobs, ddir, i;
+ struct fio_file *f;
#ifndef FIO_HAVE_LIBAIO
if (td->io_engine == FIO_LIBAIO) {
if (td == &def_thread)
return 0;
- if (td->io_engine & FIO_SYNCIO)
+ /*
+ * Set default io engine, if none set
+ */
+ if (!td->io_ops) {
+ td->io_ops = load_ioengine(td, DEF_IO_ENGINE_NAME);
+ if (!td->io_ops) {
+ log_err("default engine %s not there?\n", DEF_IO_ENGINE_NAME);
+ return 1;
+ }
+ }
+
+ if (td->io_ops->flags & FIO_SYNCIO)
td->iodepth = 1;
else {
if (!td->iodepth)
- td->iodepth = 1;
+ td->iodepth = td->nr_files;
}
/*
- * only really works for sequential io for now
+ * only really works for sequential io for now, and with 1 file
*/
- if (td->zone_size && !td->sequential)
+ if (td->zone_size && !td->sequential && td->nr_files == 1)
td->zone_size = 0;
/*
td->filetype = FIO_TYPE_CHAR;
}
- if (td->filetype == FIO_TYPE_FILE) {
+ if (td->odirect)
+ td->io_ops->flags |= FIO_RAWIO;
+
+ if (td->filename)
+ td->nr_uniq_files = 1;
+ else
+ td->nr_uniq_files = td->nr_files;
+
+ if (td->filetype == FIO_TYPE_FILE || td->filename) {
char tmp[PATH_MAX];
+ int len = 0;
+ int i;
if (td->directory && td->directory[0] != '\0')
- sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->thread_number);
- else
- sprintf(tmp, "%s.%d", jobname, td->thread_number);
- td->file_name = strdup(tmp);
- } else
- td->file_name = strdup(jobname);
+ sprintf(tmp, "%s/", td->directory);
+
+ td->files = malloc(sizeof(struct fio_file) * td->nr_files);
+ for_each_file(td, f, i) {
+ memset(f, 0, sizeof(*f));
+ f->fd = -1;
+
+ if (td->filename)
+ sprintf(tmp + len, "%s", td->filename);
+ else
+ sprintf(tmp + len, "%s.%d.%d", jobname, td->thread_number, i);
+ f->file_name = strdup(tmp);
+ }
+ } else {
+ td->nr_files = 1;
+ td->files = malloc(sizeof(struct fio_file));
+ f = &td->files[0];
+
+ memset(f, 0, sizeof(*f));
+ f->fd = -1;
+ f->file_name = strdup(jobname);
+ }
+
+ for_each_file(td, f, i) {
+ f->file_size = td->total_file_size / td->nr_files;
+ f->file_offset = td->start_offset;
+ }
+
fio_sem_init(&td->mutex, 0);
td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX;
if (setup_rate(td))
goto err;
- if (write_lat_log) {
+ if (td->write_lat_log) {
setup_log(&td->slat_log);
setup_log(&td->clat_log);
}
- if (write_bw_log)
+ if (td->write_bw_log)
setup_log(&td->bw_log);
if (td->name[0] == '\0')
ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2);
if (!terse_output) {
- if (!job_add_num)
- fprintf(f_out, "%s: (g=%d): rw=%s, odir=%d, bs=%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->name, td->groupid, ddir_str[ddir], td->odirect, td->min_bs, td->max_bs, td->rate, td->io_engine_name, td->iodepth);
- else if (job_add_num == 1)
+ if (!job_add_num) {
+ if (td->io_ops->flags & FIO_CPUIO)
+ fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle);
+ else
+ fprintf(f_out, "%s: (g=%d): rw=%s, odir=%d, bs=%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->name, td->groupid, ddir_str[ddir], td->odirect, td->min_bs, td->max_bs, td->rate, td->io_ops->name, td->iodepth);
+ } else if (job_add_num == 1)
fprintf(f_out, "...\n");
}
int init_random_state(struct thread_data *td)
{
unsigned long seeds[4];
- int fd, num_maps, blocks;
+ int fd, num_maps, blocks, i;
+ struct fio_file *f;
fd = open("/dev/urandom", O_RDONLY);
if (fd == -1) {
if (td->rand_repeatable)
seeds[3] = DEF_RANDSEED;
- blocks = (td->io_size + td->min_bs - 1) / td->min_bs;
- num_maps = blocks / BLOCKS_PER_MAP;
- td->file_map = malloc(num_maps * sizeof(long));
- td->num_maps = num_maps;
- memset(td->file_map, 0, num_maps * sizeof(long));
+ for_each_file(td, f, i) {
+ blocks = (f->file_size + td->min_bs - 1) / td->min_bs;
+ num_maps = blocks / BLOCKS_PER_MAP;
+ f->file_map = malloc(num_maps * sizeof(long));
+ f->num_maps = num_maps;
+ memset(f->file_map, 0, num_maps * sizeof(long));
+ }
os_random_seed(seeds[3], &td->random_state);
return 0;
#endif
}
-static unsigned long get_mult_time(char c)
-{
- switch (c) {
- case 'm':
- case 'M':
- return 60;
- case 'h':
- case 'H':
- return 60 * 60;
- case 'd':
- case 'D':
- return 24 * 60 * 60;
- default:
- return 1;
- }
-}
-
-static unsigned long get_mult_bytes(char c)
-{
- switch (c) {
- case 'k':
- case 'K':
- return 1024;
- case 'm':
- case 'M':
- return 1024 * 1024;
- case 'g':
- case 'G':
- return 1024 * 1024 * 1024;
- default:
- return 1;
- }
-}
-
-/*
- * convert string after '=' into decimal value, noting any size suffix
- */
-static int str_to_decimal(char *p, unsigned long long *val, int kilo)
-{
- char *str;
- int len;
-
- str = strchr(p, '=');
- if (!str)
- return 1;
-
- str++;
- len = strlen(str);
-
- *val = strtoul(str, NULL, 10);
- if (*val == ULONG_MAX && errno == ERANGE)
- return 1;
-
- if (kilo)
- *val *= get_mult_bytes(str[len - 1]);
- else
- *val *= get_mult_time(str[len - 1]);
- return 0;
-}
-
-static int check_str_bytes(char *p, char *name, unsigned long long *val)
-{
- if (strncmp(p, name, strlen(name) - 1))
- return 1;
-
- return str_to_decimal(p, val, 1);
-}
-
-static int check_str_time(char *p, char *name, unsigned long long *val)
-{
- if (strncmp(p, name, strlen(name) - 1))
- return 1;
-
- return str_to_decimal(p, val, 0);
-}
-
-static void strip_blank_front(char **p)
-{
- char *s = *p;
-
- while (isspace(*s))
- s++;
-}
-
-static void strip_blank_end(char *p)
-{
- char *s = p + strlen(p) - 1;
-
- while (isspace(*s) || iscntrl(*s))
- s--;
-
- *(s + 1) = '\0';
-}
-
-typedef int (str_cb_fn)(struct thread_data *, char *);
-
-static int check_str(char *p, char *name, str_cb_fn *cb, struct thread_data *td)
-{
- char *s;
-
- if (strncmp(p, name, strlen(name)))
- return 1;
-
- s = strstr(p, name);
- if (!s)
- return 1;
-
- s = strchr(s, '=');
- if (!s)
- return 1;
-
- s++;
- strip_blank_front(&s);
- return cb(td, s);
-}
-
-static int check_strstore(char *p, char *name, char *dest)
-{
- char *s;
-
- if (strncmp(p, name, strlen(name)))
- return 1;
-
- s = strstr(p, name);
- if (!s)
- return 1;
-
- s = strchr(p, '=');
- if (!s)
- return 1;
-
- s++;
- strip_blank_front(&s);
-
- strcpy(dest, s);
- return 0;
-}
-
-static int __check_range_bytes(char *str, unsigned long *val)
-{
- char suffix;
-
- if (sscanf(str, "%lu%c", val, &suffix) == 2) {
- *val *= get_mult_bytes(suffix);
- return 0;
- }
-
- if (sscanf(str, "%lu", val) == 1)
- return 0;
-
- return 1;
-}
-
-static int check_range_bytes(char *p, char *name, unsigned long *s,
- unsigned long *e)
-{
- char option[128];
- char *str, *p1, *p2;
-
- if (strncmp(p, name, strlen(name)))
- return 1;
-
- strcpy(option, p);
- p = option;
-
- str = strstr(p, name);
- if (!str)
- return 1;
-
- p += strlen(name);
-
- str = strchr(p, '=');
- if (!str)
- return 1;
-
- /*
- * 'p' now holds whatever is after the '=' sign
- */
- p1 = str + 1;
-
- /*
- * terminate p1 at the '-' sign
- */
- p = strchr(p1, '-');
- if (!p)
- return 1;
-
- p2 = p + 1;
- *p = '\0';
-
- if (!__check_range_bytes(p1, s) && !__check_range_bytes(p2, e))
- return 0;
-
- return 1;
-}
-
-static int check_int(char *p, char *name, unsigned int *val)
-{
- char *str;
-
- if (strncmp(p, name, strlen(name)))
- return 1;
-
- str = strstr(p, name);
- if (!str)
- return 1;
-
- str = strchr(p, '=');
- if (!str)
- return 1;
-
- str++;
-
- if (sscanf(str, "%u", val) == 1)
- return 0;
-
- return 1;
-}
-
-static int check_strset(char *p, char *name)
-{
- return strncmp(p, name, strlen(name));
-}
-
static int is_empty_or_comment(char *line)
{
unsigned int i;
return 1;
}
-static int str_rw_cb(struct thread_data *td, char *mem)
+static int str_rw_cb(void *data, char *mem)
{
+ struct thread_data *td = data;
+
if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) {
td->ddir = DDIR_READ;
td->sequential = 1;
return 1;
}
-static int str_verify_cb(struct thread_data *td, char *mem)
+static int str_verify_cb(void *data, char *mem)
{
+ struct thread_data *td = data;
+
if (!strncmp(mem, "0", 1)) {
td->verify = VERIFY_NONE;
return 0;
return 1;
}
-static int str_mem_cb(struct thread_data *td, char *mem)
+static int str_mem_cb(void *data, char *mem)
{
+ struct thread_data *td = data;
+
if (!strncmp(mem, "malloc", 6)) {
td->mem_type = MEM_MALLOC;
return 0;
return 1;
}
-static int str_ioengine_cb(struct thread_data *td, char *str)
+static int str_ioengine_cb(void *data, char *str)
{
- if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) ||
- !strncmp(str, "libaio", 6)) {
- strcpy(td->io_engine_name, "libaio");
- td->io_engine = FIO_LIBAIO;
- return 0;
- } else if (!strncmp(str, "posixaio", 8)) {
- strcpy(td->io_engine_name, "posixaio");
- td->io_engine = FIO_POSIXAIO;
- return 0;
- } else if (!strncmp(str, "sync", 4)) {
- strcpy(td->io_engine_name, "sync");
- td->io_engine = FIO_SYNCIO;
- return 0;
- } else if (!strncmp(str, "mmap", 4)) {
- strcpy(td->io_engine_name, "mmap");
- td->io_engine = FIO_MMAPIO;
- return 0;
- } else if (!strncmp(str, "sgio", 4)) {
- strcpy(td->io_engine_name, "sgio");
- td->io_engine = FIO_SGIO;
- return 0;
- } else if (!strncmp(str, "splice", 6)) {
- strcpy(td->io_engine_name, "splice");
- td->io_engine = FIO_SPLICEIO;
+ struct thread_data *td = data;
+
+ td->io_ops = load_ioengine(td, str);
+ if (td->io_ops)
return 0;
- }
- log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice\n");
+ log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice, cpu\n");
return 1;
}
/*
* This is our [ini] type file parser.
*/
-int parse_jobs_ini(char *file)
+int parse_jobs_ini(char *file, int stonewall_flag)
{
unsigned int prioclass, prio, cpu, global, il;
unsigned long long ull;
fpos_t off;
FILE *f;
char *p;
- int ret = 0, stonewall = 1;
+ int ret = 0, stonewall;
f = fopen(file, "r");
if (!f) {
name = malloc(256);
tmpbuf = malloc(4096);
+ stonewall = stonewall_flag;
while ((p = fgets(string, 4096, f)) != NULL) {
if (ret)
break;
fgetpos(f, &off);
continue;
}
+ if (!check_int(p, "cpuload", &td->cpuload)) {
+ fgetpos(f, &off);
+ continue;
+ }
+ if (!check_int(p, "cpuchunks", &td->cpucycle)) {
+ fgetpos(f, &off);
+ continue;
+ }
if (!check_int(p, "thinktime", &td->thinktime)) {
fgetpos(f, &off);
continue;
continue;
}
if (!check_str_time(p, "timeout", &ull)) {
- td->timeout = ul1;
+ td->timeout = ull;
fgetpos(f, &off);
continue;
}
fgetpos(f, &off);
continue;
}
+ if (!check_int(p, "nrfiles", &td->nr_files)) {
+ fgetpos(f, &off);
+ continue;
+ }
if (!check_range_bytes(p, "bsrange", &ul1, &ul2)) {
if (ul1 > ul2) {
td->max_bs = ul1;
fgetpos(f, &off);
continue;
}
- if (!check_str_bytes(p, "size", &td->file_size)) {
+ if (!check_str_bytes(p, "size", &td->total_file_size)) {
fgetpos(f, &off);
continue;
}
- if (!check_str_bytes(p, "offset", &td->file_offset)) {
+ if (!check_str_bytes(p, "offset", &td->start_offset)) {
fgetpos(f, &off);
continue;
}
fgetpos(f, &off);
continue;
}
+ if (!check_strstore(p, "filename", tmpbuf)) {
+ td->filename = strdup(tmpbuf);
+ fgetpos(f, &off);
+ continue;
+ }
if (!check_strstore(p, "name", tmpbuf)) {
snprintf(td->name, sizeof(td->name)-1, "%s%d", tmpbuf, td->thread_number);
fgetpos(f, &off);
fgetpos(f, &off);
continue;
}
- if (!check_strset(p, "create")) {
- td->create_file = 1;
- fgetpos(f, &off);
- continue;
- }
if (!check_strset(p, "exitall")) {
exitall_on_terminate = 1;
fgetpos(f, &off);
fgetpos(f, &off);
continue;
}
+ if (!check_strset(p, "unlink")) {
+ td->unlink = 1;
+ fgetpos(f, &off);
+ continue;
+ }
+ if (!check_strset(p, "write_bw_log")) {
+ td->write_bw_log = 1;
+ fgetpos(f, &off);
+ continue;
+ }
+ if (!check_strset(p, "write_lat_log")) {
+ td->write_lat_log = 1;
+ fgetpos(f, &off);
+ continue;
+ }
if (!check_strstore(p, "iolog", tmpbuf)) {
if (td->write_iolog) {
log_err("fio: read iolog overrides given write_iolog\n");
def_thread.bs = DEF_BS;
def_thread.min_bs = -1;
def_thread.max_bs = -1;
- def_thread.io_engine = DEF_IO_ENGINE;
- strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME);
def_thread.odirect = DEF_ODIRECT;
def_thread.ratecycle = DEF_RATE_CYCLE;
def_thread.sequential = DEF_SEQUENTIAL;
def_thread.timeout = def_timeout;
- def_thread.create_file = DEF_CREATE;
def_thread.overwrite = DEF_OVERWRITE;
def_thread.invalidate_cache = DEF_INVALIDATE;
def_thread.sync_io = DEF_SYNCIO;
def_thread.rwmixread = DEF_RWMIX_READ;
def_thread.nice = DEF_NICE;
def_thread.rand_repeatable = DEF_RAND_REPEAT;
+ def_thread.nr_files = DEF_NR_FILES;
+ def_thread.unlink = DEF_UNLINK;
+ def_thread.write_bw_log = write_bw_log;
+ def_thread.write_lat_log = write_lat_log;
#ifdef FIO_HAVE_DISK_UTIL
def_thread.do_disk_util = 1;
#endif
return 0;
}
-static void usage(char *name)
+static void usage(void)
{
printf("%s\n", fio_version_string);
printf("\t-o Write output to file\n");
printf("\t-l Generate per-job latency logs\n");
printf("\t-w Generate per-job bandwidth logs\n");
printf("\t-m Minimal (terse) output\n");
- printf("\t-f Job file (Required)\n");
printf("\t-v Print version info and exit\n");
}
{
int c, idx = 1, ini_idx = 0;
- while ((c = getopt(argc, argv, "t:o:f:lwvhm")) != EOF) {
+ while ((c = getopt(argc, argv, "t:o:lwvhm")) != EOF) {
switch (c) {
case 't':
def_timeout = atoi(optarg);
- idx++;
- break;
- case 'f':
- ini_idx++;
- ini_file = realloc(ini_file, ini_idx * sizeof(char *));
- ini_file[ini_idx - 1] = strdup(optarg);
- idx++;
+ idx = optind;
break;
case 'l':
write_lat_log = 1;
- idx++;
+ idx = optind;
break;
case 'w':
write_bw_log = 1;
- idx++;
+ idx = optind;
break;
case 'o':
f_out = fopen(optarg, "w+");
exit(1);
}
f_err = f_out;
- idx++;
+ idx = optind;
break;
case 'm':
terse_output = 1;
- idx++;
+ idx = optind;
break;
case 'h':
- usage(argv[0]);
+ usage();
exit(0);
case 'v':
printf("%s\n", fio_version_string);
ini_file[ini_idx - 1] = strdup(argv[idx]);
idx++;
}
-
+
if (!f_out) {
f_out = stdout;
f_err = stderr;
job_files = parse_cmd_line(argc, argv);
if (!job_files) {
log_err("Need job file(s)\n");
- usage(argv[0]);
+ usage();
return 1;
}
for (i = 0; i < job_files; i++) {
if (fill_def_thread())
return 1;
- if (parse_jobs_ini(ini_file[i]))
+ if (parse_jobs_ini(ini_file[i], i))
return 1;
free(ini_file[i]);
}
projects / fio.git / blobdiff