/*
- * 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 <ctype.h>
#include <string.h>
#include <errno.h>
+#include <getopt.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "fio.h"
+#include "parse.h"
-/*
- * The default options
- */
-#define DEF_BS (4096)
-#define DEF_TIMEOUT (0)
-#define DEF_RATE_CYCLE (1000)
-#define DEF_ODIRECT (1)
-#define DEF_IO_ENGINE (FIO_SYNCIO)
-#define DEF_IO_ENGINE_NAME "sync"
-#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_BWAVGTIME (500)
-#define DEF_CREATE_SER (1)
-#define DEF_CREATE_FSYNC (1)
-#define DEF_LOOPS (1)
-#define DEF_VERIFY (0)
-#define DEF_STONEWALL (0)
-#define DEF_NUMJOBS (1)
-#define DEF_USE_THREAD (0)
-#define DEF_FILE_SIZE (1024 * 1024 * 1024UL)
-#define DEF_ZONE_SIZE (0)
-#define DEF_ZONE_SKIP (0)
-#define DEF_RWMIX_CYCLE (500)
-#define DEF_RWMIX_READ (50)
-#define DEF_NICE (0)
-
-static int def_timeout = DEF_TIMEOUT;
-
-static char fio_version_string[] = "fio 1.5";
+static char fio_version_string[] = "fio 1.17.1";
+
+#define FIO_RANDSEED (0xb1899bedUL)
static char **ini_file;
static int max_jobs = MAX_JOBS;
+static int dump_cmdline;
struct thread_data def_thread;
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;
+int write_bw_log = 0;
+
+static int def_timeout = 0;
+static int write_lat_log = 0;
+
+static int prev_group_jobs;
+
+/*
+ * Command line options. These will contain the above, plus a few
+ * extra that only pertain to fio itself and not jobs.
+ */
+static struct option long_options[FIO_NR_OPTIONS] = {
+ {
+ .name = "output",
+ .has_arg = required_argument,
+ .val = 'o',
+ },
+ {
+ .name = "timeout",
+ .has_arg = required_argument,
+ .val = 't',
+ },
+ {
+ .name = "latency-log",
+ .has_arg = required_argument,
+ .val = 'l',
+ },
+ {
+ .name = "bandwidth-log",
+ .has_arg = required_argument,
+ .val = 'b',
+ },
+ {
+ .name = "minimal",
+ .has_arg = optional_argument,
+ .val = 'm',
+ },
+ {
+ .name = "version",
+ .has_arg = no_argument,
+ .val = 'v',
+ },
+ {
+ .name = "help",
+ .has_arg = no_argument,
+ .val = 'h',
+ },
+ {
+ .name = "cmdhelp",
+ .has_arg = optional_argument,
+ .val = 'c',
+ },
+ {
+ .name = "showcmd",
+ .has_arg = no_argument,
+ .val = 's'
+ },
+ {
+ .name = NULL,
+ },
+};
+
+FILE *get_f_out()
+{
+ return f_out;
+}
+
+FILE *get_f_err()
+{
+ return f_err;
+}
+
/*
* Return a free job structure.
*/
td = &threads[thread_number++];
*td = *parent;
- td->name[0] = '\0';
- td->fd = -1;
+ dup_files(td, parent);
+ options_mem_dupe(td);
+
td->thread_number = thread_number;
return td;
}
static void put_job(struct thread_data *td)
{
+ if (td == &def_thread)
+ return;
+
+ if (td->error)
+ log_info("fio: %s\n", td->verror);
+
memset(&threads[td->thread_number - 1], 0, sizeof(*td));
thread_number--;
}
+static int setup_rate(struct thread_data *td)
+{
+ unsigned long nr_reads_per_msec;
+ unsigned long long rate;
+ unsigned int bs;
+
+ if (!td->o.rate && !td->o.rate_iops)
+ return 0;
+
+ if (td_rw(td))
+ bs = td->o.rw_min_bs;
+ else if (td_read(td))
+ bs = td->o.min_bs[DDIR_READ];
+ else
+ bs = td->o.min_bs[DDIR_WRITE];
+
+ if (td->o.rate) {
+ rate = td->o.rate;
+ nr_reads_per_msec = (rate * 1024 * 1000LL) / bs;
+ } else
+ nr_reads_per_msec = td->o.rate_iops * 1000UL;
+
+ if (!nr_reads_per_msec) {
+ log_err("rate lower than supported\n");
+ return -1;
+ }
+
+ td->rate_usec_cycle = 1000000000ULL / nr_reads_per_msec;
+ td->rate_pending_usleep = 0;
+ 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
- * members of td.
+ * Lazy way of fixing up options that depend on each other. We could also
+ * define option callback handlers, but this is easier.
*/
-static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
+static int fixup_options(struct thread_data *td)
{
- char *ddir_str[] = { "read", "write", "randread", "randwrite",
- "rw", NULL, "randrw" };
- struct stat sb;
- int numjobs, ddir;
+ struct thread_options *o = &td->o;
-#ifndef FIO_HAVE_LIBAIO
- if (td->io_engine == FIO_LIBAIO) {
- log_err("Linux libaio not available\n");
- return 1;
- }
-#endif
-#ifndef FIO_HAVE_POSIXAIO
- if (td->io_engine == FIO_POSIXAIO) {
- log_err("posix aio not available\n");
- return 1;
- }
-#endif
+ if (o->rwmix[DDIR_READ] + o->rwmix[DDIR_WRITE] > 100)
+ o->rwmix[DDIR_WRITE] = 100 - o->rwmix[DDIR_READ];
- /*
- * the def_thread is just for options, it's not a real job
- */
- if (td == &def_thread)
- return 0;
+ if (o->write_iolog_file && o->read_iolog_file) {
+ log_err("fio: read iolog overrides write_iolog\n");
+ free(o->write_iolog_file);
+ o->write_iolog_file = NULL;
+ }
if (td->io_ops->flags & FIO_SYNCIO)
- td->iodepth = 1;
+ o->iodepth = 1;
else {
- if (!td->iodepth)
- td->iodepth = 1;
+ if (!o->iodepth)
+ o->iodepth = o->open_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)
- td->zone_size = 0;
+ if (o->zone_size && td_random(td) && o->open_files == 1)
+ o->zone_size = 0;
/*
* Reads can do overwrites, we always need to pre-create the file
*/
if (td_read(td) || td_rw(td))
- td->overwrite = 1;
-
- td->filetype = FIO_TYPE_FILE;
- if (!stat(jobname, &sb)) {
- if (S_ISBLK(sb.st_mode))
- td->filetype = FIO_TYPE_BD;
- else if (S_ISCHR(sb.st_mode))
- td->filetype = FIO_TYPE_CHAR;
+ o->overwrite = 1;
+
+ if (!o->min_bs[DDIR_READ])
+ o->min_bs[DDIR_READ]= o->bs[DDIR_READ];
+ if (!o->max_bs[DDIR_READ])
+ o->max_bs[DDIR_READ] = o->bs[DDIR_READ];
+ if (!o->min_bs[DDIR_WRITE])
+ o->min_bs[DDIR_WRITE]= o->bs[DDIR_WRITE];
+ if (!o->max_bs[DDIR_WRITE])
+ o->max_bs[DDIR_WRITE] = o->bs[DDIR_WRITE];
+
+ o->rw_min_bs = min(o->min_bs[DDIR_READ], o->min_bs[DDIR_WRITE]);
+
+ if (!o->file_size_high)
+ o->file_size_high = o->file_size_low;
+
+ if (o->norandommap && o->verify != VERIFY_NONE) {
+ log_err("fio: norandommap given, verify disabled\n");
+ o->verify = VERIFY_NONE;
}
+ if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO))
+ log_err("fio: bs_unaligned may not work with raw io\n");
- if (td->filetype == FIO_TYPE_FILE) {
- char tmp[PATH_MAX];
+ /*
+ * thinktime_spin must be less than thinktime
+ */
+ if (o->thinktime_spin > o->thinktime)
+ o->thinktime_spin = o->thinktime;
- if (td->directory && td->directory[0] != '\0')
- sprintf(tmp, "%s/%s.%d", td->directory, jobname, td->thread_number);
+ /*
+ * The low water mark cannot be bigger than the iodepth
+ */
+ if (o->iodepth_low > o->iodepth || !o->iodepth_low) {
+ /*
+ * syslet work around - if the workload is sequential,
+ * we want to let the queue drain all the way down to
+ * avoid seeking between async threads
+ */
+ if (!strcmp(td->io_ops->name, "syslet-rw") && !td_random(td))
+ o->iodepth_low = 1;
else
- sprintf(tmp, "%s.%d", jobname, td->thread_number);
- td->file_name = strdup(tmp);
- } else
- td->file_name = strdup(jobname);
+ o->iodepth_low = o->iodepth;
+ }
+
+ /*
+ * If batch number isn't set, default to the same as iodepth
+ */
+ if (o->iodepth_batch > o->iodepth || !o->iodepth_batch)
+ o->iodepth_batch = o->iodepth;
- fio_sem_init(&td->mutex, 0);
+ if (o->nr_files > td->files_index)
+ o->nr_files = td->files_index;
- td->clat_stat[0].min_val = td->clat_stat[1].min_val = ULONG_MAX;
- td->slat_stat[0].min_val = td->slat_stat[1].min_val = ULONG_MAX;
- td->bw_stat[0].min_val = td->bw_stat[1].min_val = ULONG_MAX;
+ if (o->open_files > o->nr_files || !o->open_files)
+ o->open_files = o->nr_files;
- if (td->min_bs == -1U)
- td->min_bs = td->bs;
- if (td->max_bs == -1U)
- td->max_bs = td->bs;
- if (td_read(td) && !td_rw(td))
- td->verify = 0;
+ if ((o->rate && o->rate_iops) || (o->ratemin && o->rate_iops_min)) {
+ log_err("fio: rate and rate_iops are mutually exclusive\n");
+ return 1;
+ }
+ if ((o->rate < o->ratemin) || (o->rate_iops < o->rate_iops_min)) {
+ log_err("fio: minimum rate exceeds rate\n");
+ return 1;
+ }
- if (td->stonewall && td->thread_number > 1)
- groupid++;
+ if (!o->timeout && o->time_based) {
+ log_err("fio: time_based requires a runtime/timeout setting\n");
+ o->time_based = 0;
+ }
- td->groupid = groupid;
+ return 0;
+}
- if (setup_rate(td))
- goto err;
+/*
+ * This function leaks the buffer
+ */
+static char *to_kmg(unsigned int val)
+{
+ char *buf = malloc(32);
+ char post[] = { 0, 'K', 'M', 'G', 'P', 'E', 0 };
+ char *p = post;
- if (write_lat_log) {
- setup_log(&td->slat_log);
- setup_log(&td->clat_log);
- }
- if (write_bw_log)
- setup_log(&td->bw_log);
+ do {
+ if (val & 1023)
+ break;
- if (td->name[0] == '\0')
- snprintf(td->name, sizeof(td->name)-1, "client%d", td->thread_number);
+ val >>= 10;
+ p++;
+ } while (*p);
- ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2);
+ snprintf(buf, 31, "%u%c", val, *p);
+ return buf;
+}
- if (!terse_output) {
- 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");
- }
+/* External engines are specified by "external:name.o") */
+static const char *get_engine_name(const char *str)
+{
+ char *p = strstr(str, ":");
- /*
- * recurse add identical jobs, clear numjobs and stonewall options
- * as they don't apply to sub-jobs
- */
- numjobs = td->numjobs;
- while (--numjobs) {
- struct thread_data *td_new = get_new_job(0, td);
+ if (!p)
+ return str;
- if (!td_new)
- goto err;
+ p++;
+ strip_blank_front(&p);
+ strip_blank_end(p);
+ return p;
+}
- td_new->numjobs = 1;
- td_new->stonewall = 0;
- job_add_num = numjobs - 1;
+static int exists_and_not_file(const char *filename)
+{
+ struct stat sb;
- if (add_job(td_new, jobname, job_add_num))
- goto err;
- }
- return 0;
-err:
- put_job(td);
- return -1;
+ 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).
*/
-int init_random_state(struct thread_data *td)
+static int init_random_state(struct thread_data *td)
{
- unsigned long seeds[4];
- int fd, num_maps, blocks;
+ unsigned long seeds[6];
+ int fd;
fd = open("/dev/urandom", O_RDONLY);
if (fd == -1) {
- td_verror(td, errno);
+ td_verror(td, errno, "open");
return 1;
}
if (read(fd, seeds, sizeof(seeds)) < (int) sizeof(seeds)) {
- td_verror(td, EIO);
+ td_verror(td, EIO, "read");
close(fd);
return 1;
}
os_random_seed(seeds[1], &td->verify_state);
os_random_seed(seeds[2], &td->rwmix_state);
- if (td->sequential)
- return 0;
+ if (td->o.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->rand_repeatable)
- seeds[3] = DEF_RANDSEED;
+ if (!td_random(td))
+ return 0;
- 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));
+ if (td->o.rand_repeatable)
+ seeds[4] = FIO_RANDSEED * td->thread_number;
- os_random_seed(seeds[3], &td->random_state);
+ os_random_seed(seeds[4], &td->random_state);
return 0;
}
-static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu)
+/*
+ * Adds a job to the list of things todo. Sanitizes the various options
+ * to make sure we don't have conflicts, and initializes various
+ * members of td.
+ */
+static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
{
-#ifdef FIO_HAVE_CPU_AFFINITY
+ const char *ddir_str[] = { NULL, "read", "write", "rw", NULL,
+ "randread", "randwrite", "randrw" };
unsigned int i;
+ const char *engine;
+ char fname[PATH_MAX];
+ int numjobs, file_alloced;
- CPU_ZERO(&cpumask);
-
- for (i = 0; i < sizeof(int) * 8; i++) {
- if ((1 << i) & cpu)
- CPU_SET(i, &cpumask);
- }
-#endif
-}
+ /*
+ * the def_thread is just for options, it's not a real job
+ */
+ if (td == &def_thread)
+ return 0;
-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;
+ /*
+ * if we are just dumping the output command line, don't add the job
+ */
+ if (dump_cmdline) {
+ put_job(td);
+ return 0;
}
-}
-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;
+ engine = get_engine_name(td->o.ioengine);
+ td->io_ops = load_ioengine(td, engine);
+ if (!td->io_ops) {
+ log_err("fio: failed to load engine %s\n", engine);
+ goto err;
}
-}
-
-/*
- * 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]);
+ if (td->o.use_thread)
+ nr_thread++;
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;
+ nr_process++;
- while (isspace(*s) || iscntrl(*s))
- s--;
+ if (td->o.odirect)
+ td->io_ops->flags |= FIO_RAWIO;
- *(s + 1) = '\0';
-}
+ file_alloced = 0;
+ if (!td->o.filename && !td->files_index) {
+ file_alloced = 1;
-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;
+ if (td->o.nr_files == 1 && exists_and_not_file(jobname))
+ add_file(td, jobname);
+ else {
+ for (i = 0; i < td->o.nr_files; i++) {
+ sprintf(fname, "%s.%d.%d", jobname, td->thread_number, i);
+ add_file(td, fname);
+ }
+ }
+ }
- s = strstr(p, name);
- if (!s)
- return 1;
+ if (fixup_options(td))
+ goto err;
- s = strchr(p, '=');
- if (!s)
- return 1;
+ if (td->io_ops->flags & FIO_DISKLESSIO) {
+ struct fio_file *f;
- s++;
- strip_blank_front(&s);
+ for_each_file(td, f, i)
+ f->real_file_size = -1ULL;
+ }
- strcpy(dest, s);
- return 0;
-}
+ td->mutex = fio_sem_init(0);
-static int __check_range_bytes(char *str, unsigned long *val)
-{
- char suffix;
+ td->ts.clat_stat[0].min_val = td->ts.clat_stat[1].min_val = ULONG_MAX;
+ td->ts.slat_stat[0].min_val = td->ts.slat_stat[1].min_val = ULONG_MAX;
+ td->ts.bw_stat[0].min_val = td->ts.bw_stat[1].min_val = ULONG_MAX;
+ td->ddir_nr = td->o.ddir_nr;
- if (sscanf(str, "%lu%c", val, &suffix) == 2) {
- *val *= get_mult_bytes(suffix);
- return 0;
+ if ((td->o.stonewall || td->o.numjobs > 1 || td->o.new_group)
+ && prev_group_jobs) {
+ prev_group_jobs = 0;
+ groupid++;
}
- if (sscanf(str, "%lu", val) == 1)
- return 0;
+ td->groupid = groupid;
+ prev_group_jobs++;
- return 1;
-}
+ if (init_random_state(td))
+ goto err;
-static int check_range_bytes(char *p, char *name, unsigned long *s,
- unsigned long *e)
-{
- char option[128];
- char *str, *p1, *p2;
+ if (setup_rate(td))
+ goto err;
- if (strncmp(p, name, strlen(name)))
- return 1;
+ if (td->o.write_lat_log) {
+ setup_log(&td->ts.slat_log);
+ setup_log(&td->ts.clat_log);
+ }
+ if (td->o.write_bw_log)
+ setup_log(&td->ts.bw_log);
- strcpy(option, p);
- p = option;
+ if (!td->o.name)
+ td->o.name = strdup(jobname);
- str = strstr(p, name);
- if (!str)
- return 1;
+ if (!terse_output) {
+ if (!job_add_num) {
+ if (!strcmp(td->io_ops->name, "cpuio"))
+ log_info("%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->o.name, td->o.cpuload, td->o.cpucycle);
+ else {
+ char *c1, *c2, *c3, *c4;
- p += strlen(name);
+ c1 = to_kmg(td->o.min_bs[DDIR_READ]);
+ c2 = to_kmg(td->o.max_bs[DDIR_READ]);
+ c3 = to_kmg(td->o.min_bs[DDIR_WRITE]);
+ c4 = to_kmg(td->o.max_bs[DDIR_WRITE]);
- str = strchr(p, '=');
- if (!str)
- return 1;
+ log_info("%s: (g=%d): rw=%s, bs=%s-%s/%s-%s, ioengine=%s, iodepth=%u\n", td->o.name, td->groupid, ddir_str[td->o.td_ddir], c1, c2, c3, c4, td->io_ops->name, td->o.iodepth);
- /*
- * 'p' now holds whatever is after the '=' sign
- */
- p1 = str + 1;
+ free(c1);
+ free(c2);
+ free(c3);
+ free(c4);
+ }
+ } else if (job_add_num == 1)
+ log_info("...\n");
+ }
/*
- * terminate p1 at the '-' sign
+ * recurse add identical jobs, clear numjobs and stonewall options
+ * as they don't apply to sub-jobs
*/
- 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;
+ numjobs = td->o.numjobs;
+ while (--numjobs) {
+ struct thread_data *td_new = get_new_job(0, td);
- str = strstr(p, name);
- if (!str)
- return 1;
+ if (!td_new)
+ goto err;
- str = strchr(p, '=');
- if (!str)
- return 1;
+ td_new->o.numjobs = 1;
+ td_new->o.stonewall = 0;
+ td_new->o.new_group = 0;
- str++;
+ if (file_alloced) {
+ td_new->o.filename = NULL;
+ td_new->files_index = 0;
+ td_new->files = NULL;
+ }
- if (sscanf(str, "%u", val) == 1)
- return 0;
+ job_add_num = numjobs - 1;
- return 1;
-}
+ if (add_job(td_new, jobname, job_add_num))
+ goto err;
+ }
-static int check_strset(char *p, char *name)
-{
- return strncmp(p, name, strlen(name));
+ return 0;
+err:
+ put_job(td);
+ return -1;
}
static int is_empty_or_comment(char *line)
for (i = 0; i < strlen(line); i++) {
if (line[i] == ';')
return 1;
+ if (line[i] == '#')
+ return 1;
if (!isspace(line[i]) && !iscntrl(line[i]))
return 0;
}
return 1;
}
-static int str_rw_cb(struct thread_data *td, char *mem)
-{
- if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) {
- td->ddir = DDIR_READ;
- td->sequential = 1;
- return 0;
- } else if (!strncmp(mem, "randread", 8)) {
- td->ddir = DDIR_READ;
- td->sequential = 0;
- return 0;
- } else if (!strncmp(mem, "write", 5) || !strncmp(mem, "1", 1)) {
- td->ddir = DDIR_WRITE;
- td->sequential = 1;
- return 0;
- } else if (!strncmp(mem, "randwrite", 9)) {
- td->ddir = DDIR_WRITE;
- td->sequential = 0;
- return 0;
- } else if (!strncmp(mem, "rw", 2)) {
- td->ddir = 0;
- td->iomix = 1;
- td->sequential = 1;
- return 0;
- } else if (!strncmp(mem, "randrw", 6)) {
- td->ddir = 0;
- td->iomix = 1;
- td->sequential = 0;
- return 0;
- }
-
- log_err("fio: data direction: read, write, randread, randwrite, rw, randrw\n");
- return 1;
-}
-
-static int str_verify_cb(struct thread_data *td, char *mem)
-{
- if (!strncmp(mem, "0", 1)) {
- td->verify = VERIFY_NONE;
- return 0;
- } else if (!strncmp(mem, "md5", 3) || !strncmp(mem, "1", 1)) {
- td->verify = VERIFY_MD5;
- return 0;
- } else if (!strncmp(mem, "crc32", 5)) {
- td->verify = VERIFY_CRC32;
- return 0;
- }
-
- log_err("fio: verify types: md5, crc32\n");
- return 1;
-}
-
-static int str_mem_cb(struct thread_data *td, char *mem)
-{
- if (!strncmp(mem, "malloc", 6)) {
- td->mem_type = MEM_MALLOC;
- return 0;
- } else if (!strncmp(mem, "shm", 3)) {
- td->mem_type = MEM_SHM;
- return 0;
- } else if (!strncmp(mem, "mmap", 4)) {
- td->mem_type = MEM_MMAP;
- return 0;
- }
-
- log_err("fio: mem type: malloc, shm, mmap\n");
- return 1;
-}
-
-static int str_ioengine_cb(struct thread_data *td, char *str)
-{
- if (!str)
- str = DEF_IO_ENGINE_NAME;
-
- 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, cpu\n");
- return 1;
-}
-
/*
* This is our [ini] type file parser.
*/
-int parse_jobs_ini(char *file, int stonewall_flag)
+static int parse_jobs_ini(char *file, int stonewall_flag)
{
- unsigned int prioclass, prio, cpu, global, il;
- unsigned long long ull;
- unsigned long ul1, ul2;
+ unsigned int global;
struct thread_data *td;
- char *string, *name, *tmpbuf;
+ char *string, *name;
fpos_t off;
FILE *f;
char *p;
int ret = 0, stonewall;
+ int first_sect = 1;
f = fopen(file, "r");
if (!f) {
}
string = malloc(4096);
- name = malloc(256);
- tmpbuf = malloc(4096);
+
+ /*
+ * it's really 256 + small bit, 280 should suffice
+ */
+ name = malloc(280);
+ memset(name, 0, 280);
stonewall = stonewall_flag;
- while ((p = fgets(string, 4096, f)) != NULL) {
- if (ret)
+ do {
+ p = fgets(string, 4095, f);
+ if (!p)
break;
+
+ strip_blank_front(&p);
+ strip_blank_end(p);
+
if (is_empty_or_comment(p))
continue;
- if (sscanf(p, "[%s]", name) != 1)
- continue;
+ if (sscanf(p, "[%255s]", name) != 1) {
+ log_err("fio: option <%s> outside of [] job section\n", p);
+ break;
+ }
global = !strncmp(name, "global", 6);
name[strlen(name) - 1] = '\0';
+ if (dump_cmdline) {
+ if (first_sect)
+ log_info("fio ");
+ if (!global)
+ log_info("--name=%s ", name);
+ first_sect = 0;
+ }
+
td = get_new_job(global, &def_thread);
if (!td) {
ret = 1;
* Seperate multiple job files by a stonewall
*/
if (!global && stonewall) {
- td->stonewall = stonewall;
+ td->o.stonewall = stonewall;
stonewall = 0;
}
while ((p = fgets(string, 4096, f)) != NULL) {
if (is_empty_or_comment(p))
continue;
- if (strstr(p, "["))
- break;
+
strip_blank_front(&p);
- strip_blank_end(p);
- if (!check_int(p, "prio", &prio)) {
-#ifndef FIO_HAVE_IOPRIO
- log_err("io priorities not available\n");
- ret = 1;
- break;
-#endif
- td->ioprio |= prio;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "prioclass", &prioclass)) {
-#ifndef FIO_HAVE_IOPRIO
- log_err("io priorities not available\n");
- ret = 1;
- break;
-#else
- td->ioprio |= prioclass << IOPRIO_CLASS_SHIFT;
- fgetpos(f, &off);
- continue;
-#endif
- }
- if (!check_int(p, "direct", &il)) {
- td->odirect = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "rand_repeatable", &il)) {
- td->rand_repeatable = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "rate", &td->rate)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "ratemin", &td->ratemin)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "ratecycle", &td->ratecycle)) {
- 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;
- }
- if (!check_int(p, "cpumask", &cpu)) {
-#ifndef FIO_HAVE_CPU_AFFINITY
- log_err("cpu affinity not available\n");
- ret = 1;
- break;
-#endif
- fill_cpu_mask(td->cpumask, cpu);
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "fsync", &td->fsync_blocks)) {
- fgetpos(f, &off);
- td->end_fsync = 1;
- continue;
- }
- if (!check_int(p, "startdelay", &td->start_delay)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_str_time(p, "timeout", &ull)) {
- td->timeout = ull;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "invalidate", &il)) {
- td->invalidate_cache = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "iodepth", &td->iodepth)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "sync", &il)) {
- td->sync_io = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "bwavgtime", &td->bw_avg_time)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "create_serialize", &il)) {
- td->create_serialize = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "create_fsync", &il)) {
- td->create_fsync = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "end_fsync", &il)) {
- td->end_fsync = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "loops", &td->loops)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "numjobs", &td->numjobs)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "overwrite", &il)) {
- td->overwrite = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "rwmixcycle", &td->rwmixcycle)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "rwmixread", &il)) {
- if (il > 100)
- il = 100;
- td->rwmixread = il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "rwmixwrite", &il)) {
- if (il > 100)
- il = 100;
- td->rwmixread = 100 - il;
- fgetpos(f, &off);
- continue;
- }
- if (!check_int(p, "nice", &td->nice)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_range_bytes(p, "bsrange", &ul1, &ul2)) {
- if (ul1 > ul2) {
- td->max_bs = ul1;
- td->min_bs = ul2;
- } else {
- td->max_bs = ul2;
- td->min_bs = ul1;
- }
- fgetpos(f, &off);
- continue;
- }
- if (!check_str_bytes(p, "bs", &ull)) {
- td->bs = ull;
- fgetpos(f, &off);
- continue;
- }
- if (!check_str_bytes(p, "size", &td->file_size)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_str_bytes(p, "offset", &td->file_offset)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_str_bytes(p, "zonesize", &td->zone_size)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_str_bytes(p, "zoneskip", &td->zone_skip)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_str_bytes(p, "lockmem", &mlock_size)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_strstore(p, "directory", tmpbuf)) {
- td->directory = 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);
- continue;
- }
- if (!check_str(p, "mem", str_mem_cb, td)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_str(p, "verify", str_verify_cb, td)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_str(p, "rw", str_rw_cb, td)) {
- fgetpos(f, &off);
- continue;
- }
- if (!check_str(p, "ioengine", str_ioengine_cb, td)) {
- 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);
- continue;
- }
- if (!check_strset(p, "stonewall")) {
- td->stonewall = 1;
- fgetpos(f, &off);
- continue;
- }
- if (!check_strset(p, "thread")) {
- td->use_thread = 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");
- free(td->iolog_file);
- td->write_iolog = 0;
- }
- td->iolog_file = strdup(tmpbuf);
- td->read_iolog = 1;
- fgetpos(f, &off);
- continue;
- }
- if (!check_strstore(p, "write_iolog", tmpbuf)) {
- if (!td->read_iolog) {
- td->iolog_file = strdup(tmpbuf);
- td->write_iolog = 1;
- } else
- log_err("fio: read iolog overrides given write_iolog\n");
- fgetpos(f, &off);
- continue;
- }
- if (!check_strstore(p, "exec_prerun", tmpbuf)) {
- td->exec_prerun = strdup(tmpbuf);
- fgetpos(f, &off);
- continue;
- }
- if (!check_strstore(p, "exec_postrun", tmpbuf)) {
- td->exec_postrun = strdup(tmpbuf);
- fgetpos(f, &off);
- continue;
- }
- if (!check_strstore(p, "ioscheduler", tmpbuf)) {
-#ifndef FIO_HAVE_IOSCHED_SWITCH
- log_err("io scheduler switching not available\n");
- ret = 1;
+ if (p[0] == '[')
break;
-#else
- td->ioscheduler = strdup(tmpbuf);
- fgetpos(f, &off);
- continue;
-#endif
- }
+
+ strip_blank_end(p);
+
+ fgetpos(f, &off);
/*
* Don't break here, continue parsing options so we
* dump all the bad ones. Makes trial/error fixups
* easier on the user.
*/
- printf("Client%d: bad option %s\n",td->thread_number,p);
- ret = 1;
+ ret |= fio_option_parse(td, p);
+ if (!ret && dump_cmdline)
+ log_info("--%s ", p);
}
if (!ret) {
fsetpos(f, &off);
ret = add_job(td, name, 0);
+ } else {
+ log_err("fio: job %s dropped\n", name);
+ put_job(td);
}
- if (ret)
- break;
- }
+ } while (!ret);
+
+ if (dump_cmdline)
+ log_info("\n");
free(string);
free(name);
- free(tmpbuf);
fclose(f);
return ret;
}
{
memset(&def_thread, 0, sizeof(def_thread));
- if (fio_getaffinity(getpid(), &def_thread.cpumask) == -1) {
- perror("sched_getaffinity");
- return 1;
- }
+ fio_getaffinity(getpid(), &def_thread.o.cpumask);
/*
- * fill globals
+ * fill default options
*/
- def_thread.ddir = DDIR_READ;
- def_thread.iomix = 0;
- def_thread.bs = DEF_BS;
- def_thread.min_bs = -1;
- def_thread.max_bs = -1;
- 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.mem_type = MEM_MALLOC;
- def_thread.bw_avg_time = DEF_BWAVGTIME;
- def_thread.create_serialize = DEF_CREATE_SER;
- def_thread.create_fsync = DEF_CREATE_FSYNC;
- def_thread.loops = DEF_LOOPS;
- def_thread.verify = DEF_VERIFY;
- def_thread.stonewall = DEF_STONEWALL;
- def_thread.numjobs = DEF_NUMJOBS;
- def_thread.use_thread = DEF_USE_THREAD;
- def_thread.rwmixcycle = DEF_RWMIX_CYCLE;
- def_thread.rwmixread = DEF_RWMIX_READ;
- def_thread.nice = DEF_NICE;
- def_thread.rand_repeatable = DEF_RAND_REPEAT;
-#ifdef FIO_HAVE_DISK_UTIL
- def_thread.do_disk_util = 1;
-#endif
+ fio_fill_default_options(&def_thread);
- return 0;
-}
+ def_thread.o.timeout = def_timeout;
+ def_thread.o.write_bw_log = write_bw_log;
+ def_thread.o.write_lat_log = write_lat_log;
-static void usage(char *name)
-{
- printf("%s\n", fio_version_string);
- printf("\t-o Write output to file\n");
- printf("\t-t Runtime in seconds\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-v Print version info and exit\n");
-}
-
-static int parse_cmd_line(int argc, char *argv[])
-{
- int c, idx = 1, ini_idx = 0;
-
- while ((c = getopt(argc, argv, "t:o:lwvhm")) != EOF) {
- switch (c) {
- case 't':
- def_timeout = atoi(optarg);
- idx = optind;
- break;
- case 'l':
- write_lat_log = 1;
- idx = optind;
- break;
- case 'w':
- write_bw_log = 1;
- idx = optind;
- break;
- case 'o':
- f_out = fopen(optarg, "w+");
- if (!f_out) {
- perror("fopen output");
- exit(1);
- }
- f_err = f_out;
- idx = optind;
- break;
- case 'm':
- terse_output = 1;
- idx = optind;
- break;
- case 'h':
- usage(argv[0]);
- exit(0);
- case 'v':
- printf("%s\n", fio_version_string);
- exit(0);
- }
- }
-
- while (idx < argc) {
- ini_idx++;
- ini_file = realloc(ini_file, ini_idx * sizeof(char *));
- ini_file[ini_idx - 1] = strdup(argv[idx]);
- idx++;
- }
-
- if (!f_out) {
- f_out = stdout;
- f_err = stderr;
- }
-
- return ini_idx;
+ return 0;
}
static void free_shm(void)
return 0;
}
+static void usage(void)
+{
+ printf("%s\n", fio_version_string);
+ printf("\t--output\tWrite output to file\n");
+ printf("\t--timeout\tRuntime in seconds\n");
+ printf("\t--latency-log\tGenerate per-job latency logs\n");
+ printf("\t--bandwidth-log\tGenerate per-job bandwidth logs\n");
+ printf("\t--minimal\tMinimal (terse) output\n");
+ printf("\t--version\tPrint version info and exit\n");
+ printf("\t--help\t\tPrint this page\n");
+ printf("\t--cmdhelp=cmd\tPrint command help, \"all\" for all of them\n");
+ printf("\t--showcmd\tTurn a job file into command line options\n");
+}
+
+static int parse_cmd_line(int argc, char *argv[])
+{
+ struct thread_data *td = NULL;
+ int c, ini_idx = 0, lidx, ret, dont_add_job = 0;
+
+ while ((c = getopt_long_only(argc, argv, "", long_options, &lidx)) != -1) {
+ switch (c) {
+ case 't':
+ def_timeout = atoi(optarg);
+ break;
+ case 'l':
+ write_lat_log = 1;
+ break;
+ case 'w':
+ write_bw_log = 1;
+ break;
+ case 'o':
+ f_out = fopen(optarg, "w+");
+ if (!f_out) {
+ perror("fopen output");
+ exit(1);
+ }
+ f_err = f_out;
+ break;
+ case 'm':
+ terse_output = 1;
+ break;
+ case 'h':
+ usage();
+ exit(0);
+ case 'c':
+ exit(fio_show_option_help(optarg));
+ case 's':
+ dump_cmdline = 1;
+ break;
+ case 'v':
+ printf("%s\n", fio_version_string);
+ exit(0);
+ case FIO_GETOPT_JOB: {
+ const char *opt = long_options[lidx].name;
+ char *val = optarg;
+
+ if (!strncmp(opt, "name", 4) && td) {
+ ret = add_job(td, td->o.name ?: "fio", 0);
+ if (ret) {
+ put_job(td);
+ return 0;
+ }
+ td = NULL;
+ }
+ if (!td) {
+ int global = 0;
+
+ if (strncmp(opt, "name", 4) ||
+ !strncmp(val, "global", 6))
+ global = 1;
+
+ td = get_new_job(global, &def_thread);
+ if (!td)
+ return 0;
+ }
+
+ ret = fio_cmd_option_parse(td, opt, val);
+ if (ret)
+ dont_add_job = 1;
+ break;
+ }
+ default:
+ break;
+ }
+ }
+
+ if (td) {
+ if (dont_add_job)
+ put_job(td);
+ else {
+ ret = add_job(td, td->o.name ?: "fio", 0);
+ if (ret)
+ put_job(td);
+ }
+ }
+
+ while (optind < argc) {
+ ini_idx++;
+ ini_file = realloc(ini_file, ini_idx * sizeof(char *));
+ ini_file[ini_idx - 1] = strdup(argv[optind]);
+ optind++;
+ }
+
+ return ini_idx;
+}
+
+
int parse_options(int argc, char *argv[])
{
int job_files, i;
+ f_out = stdout;
+ f_err = stderr;
+
+ fio_options_dup_and_init(long_options);
+
if (setup_thread_area())
return 1;
if (fill_def_thread())
return 1;
job_files = parse_cmd_line(argc, argv);
- if (!job_files) {
- log_err("Need job file(s)\n");
- usage(argv[0]);
- return 1;
- }
for (i = 0; i < job_files; i++) {
if (fill_def_thread())
}
free(ini_file);
+ options_mem_free(&def_thread);
+
+ if (!thread_number) {
+ if (dump_cmdline)
+ return 0;
+
+ log_err("No jobs defined(s)\n");
+ return 1;
+ }
+
return 0;
}