/*
- * 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 <assert.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "fio.h"
+#include "parse.h"
+
+#define FIO_RANDSEED (0xb1899bedUL)
+
+#define td_var_offset(var) ((size_t) &((struct thread_data *)0)->var)
+
+static int str_rw_cb(void *, const char *);
+static int str_ioengine_cb(void *, const char *);
+static int str_mem_cb(void *, const char *);
+static int str_verify_cb(void *, const char *);
+static int str_lockmem_cb(void *, unsigned long *);
+#ifdef FIO_HAVE_IOPRIO
+static int str_prio_cb(void *, unsigned int *);
+static int str_prioclass_cb(void *, unsigned int *);
+#endif
+static int str_exitall_cb(void);
+static int str_cpumask_cb(void *, unsigned int *);
+
+#define __stringify_1(x) #x
+#define __stringify(x) __stringify_1(x)
/*
- * The default options
+ * Map of job/command line 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 struct fio_option options[] = {
+ {
+ .name = "description",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(description),
+ .help = "Text job description",
+ },
+ {
+ .name = "name",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(name),
+ .help = "Name of this job",
+ },
+ {
+ .name = "directory",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(directory),
+ .help = "Directory to store files in",
+ },
+ {
+ .name = "filename",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(filename),
+ .help = "Force the use of a specific file",
+ },
+ {
+ .name = "rw",
+ .type = FIO_OPT_STR,
+ .cb = str_rw_cb,
+ .help = "IO direction",
+ .def = "read",
+ .posval = { "read", "write", "randwrite", "randread", "rw",
+ "randrw", },
+ },
+ {
+ .name = "ioengine",
+ .type = FIO_OPT_STR,
+ .cb = str_ioengine_cb,
+ .help = "IO engine to use",
+ .def = "sync",
+ .posval = { "sync", "libaio", "posixaio", "mmap", "splice",
+ "sg", "null", "net", "syslet-rw" },
+ },
+ {
+ .name = "iodepth",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(iodepth),
+ .help = "Amount of IO buffers to keep in flight",
+ .def = "1",
+ },
+ {
+ .name = "size",
+ .type = FIO_OPT_STR_VAL,
+ .off1 = td_var_offset(total_file_size),
+ .help = "Size of device or file",
+ },
+ {
+ .name = "bs",
+ .type = FIO_OPT_STR_VAL_INT,
+ .off1 = td_var_offset(bs[DDIR_READ]),
+ .off2 = td_var_offset(bs[DDIR_WRITE]),
+ .help = "Block size unit",
+ .def = "4k",
+ },
+ {
+ .name = "bsrange",
+ .type = FIO_OPT_RANGE,
+ .off1 = td_var_offset(min_bs[DDIR_READ]),
+ .off2 = td_var_offset(max_bs[DDIR_READ]),
+ .off3 = td_var_offset(min_bs[DDIR_WRITE]),
+ .off4 = td_var_offset(max_bs[DDIR_WRITE]),
+ .help = "Set block size range (in more detail than bs)",
+ },
+ {
+ .name = "bs_unaligned",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(bs_unaligned),
+ .help = "Don't sector align IO buffer sizes",
+ },
+ {
+ .name = "offset",
+ .type = FIO_OPT_STR_VAL,
+ .off1 = td_var_offset(start_offset),
+ .help = "Start IO from this offset",
+ .def = "0",
+ },
+ {
+ .name = "randrepeat",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(rand_repeatable),
+ .help = "Use repeatable random IO pattern",
+ .def = "1",
+ },
+ {
+ .name = "norandommap",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(norandommap),
+ .help = "Accept potential duplicate random blocks",
+ },
+ {
+ .name = "nrfiles",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(nr_files),
+ .help = "Split job workload between this number of files",
+ .def = "1",
+ },
+ {
+ .name = "fsync",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(fsync_blocks),
+ .help = "Issue fsync for writes every given number of blocks",
+ .def = "0",
+ },
+ {
+ .name = "direct",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(odirect),
+ .help = "Use O_DIRECT IO (negates buffered)",
+ .def = "0",
+ },
+ {
+ .name = "buffered",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(odirect),
+ .neg = 1,
+ .help = "Use buffered IO (negates direct)",
+ .def = "1",
+ },
+ {
+ .name = "overwrite",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(overwrite),
+ .help = "When writing, set whether to overwrite current data",
+ .def = "0",
+ },
+ {
+ .name = "loops",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(loops),
+ .help = "Number of times to run the job",
+ .def = "1",
+ },
+ {
+ .name = "numjobs",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(numjobs),
+ .help = "Duplicate this job this many times",
+ .def = "1",
+ },
+ {
+ .name = "startdelay",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(start_delay),
+ .help = "Only start job when this period has passed",
+ .def = "0",
+ },
+ {
+ .name = "runtime",
+ .alias = "timeout",
+ .type = FIO_OPT_STR_VAL_TIME,
+ .off1 = td_var_offset(timeout),
+ .help = "Stop workload when this amount of time has passed",
+ .def = "0",
+ },
+ {
+ .name = "mem",
+ .type = FIO_OPT_STR,
+ .cb = str_mem_cb,
+ .help = "Backing type for IO buffers",
+ .def = "malloc",
+ .posval = { "malloc", "shm", "shmhuge", "mmap", "mmaphuge", },
+ },
+ {
+ .name = "verify",
+ .type = FIO_OPT_STR,
+ .cb = str_verify_cb,
+ .help = "Verify sum function",
+ .def = "0",
+ .posval = { "crc32", "md5", },
+ },
+ {
+ .name = "write_iolog",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(write_iolog_file),
+ .help = "Store IO pattern to file",
+ },
+ {
+ .name = "read_iolog",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(read_iolog_file),
+ .help = "Playback IO pattern from file",
+ },
+ {
+ .name = "exec_prerun",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(exec_prerun),
+ .help = "Execute this file prior to running job",
+ },
+ {
+ .name = "exec_postrun",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(exec_postrun),
+ .help = "Execute this file after running job",
+ },
+#ifdef FIO_HAVE_IOSCHED_SWITCH
+ {
+ .name = "ioscheduler",
+ .type = FIO_OPT_STR_STORE,
+ .off1 = td_var_offset(ioscheduler),
+ .help = "Use this IO scheduler on the backing device",
+ },
+#endif
+ {
+ .name = "zonesize",
+ .type = FIO_OPT_STR_VAL,
+ .off1 = td_var_offset(zone_size),
+ .help = "Give size of an IO zone",
+ .def = "0",
+ },
+ {
+ .name = "zoneskip",
+ .type = FIO_OPT_STR_VAL,
+ .off1 = td_var_offset(zone_skip),
+ .help = "Space between IO zones",
+ .def = "0",
+ },
+ {
+ .name = "lockmem",
+ .type = FIO_OPT_STR_VAL,
+ .cb = str_lockmem_cb,
+ .help = "Lock down this amount of memory",
+ .def = "0",
+ },
+ {
+ .name = "rwmixcycle",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(rwmixcycle),
+ .help = "Cycle period for mixed read/write workloads (msec)",
+ .def = "500",
+ },
+ {
+ .name = "rwmixread",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(rwmixread),
+ .maxval = 100,
+ .help = "Percentage of mixed workload that is reads",
+ .def = "50",
+ },
+ {
+ .name = "rwmixwrite",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(rwmixwrite),
+ .maxval = 100,
+ .help = "Percentage of mixed workload that is writes",
+ .def = "50",
+ },
+ {
+ .name = "nice",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(nice),
+ .help = "Set job CPU nice value",
+ .minval = -19,
+ .maxval = 20,
+ .def = "0",
+ },
+#ifdef FIO_HAVE_IOPRIO
+ {
+ .name = "prio",
+ .type = FIO_OPT_INT,
+ .cb = str_prio_cb,
+ .help = "Set job IO priority value",
+ .minval = 0,
+ .maxval = 7,
+ },
+ {
+ .name = "prioclass",
+ .type = FIO_OPT_INT,
+ .cb = str_prioclass_cb,
+ .help = "Set job IO priority class",
+ .minval = 0,
+ .maxval = 3,
+ },
+#endif
+ {
+ .name = "thinktime",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(thinktime),
+ .help = "Idle time between IO buffers (usec)",
+ .def = "0",
+ },
+ {
+ .name = "thinktime_spin",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(thinktime_spin),
+ .help = "Start thinktime by spinning this amount (usec)",
+ .def = "0",
+ },
+ {
+ .name = "thinktime_blocks",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(thinktime_blocks),
+ .help = "IO buffer period between 'thinktime'",
+ .def = "1",
+ },
+ {
+ .name = "rate",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(rate),
+ .help = "Set bandwidth rate",
+ },
+ {
+ .name = "ratemin",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(ratemin),
+ .help = "The bottom limit accepted",
+ },
+ {
+ .name = "ratecycle",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(ratecycle),
+ .help = "Window average for rate limits (msec)",
+ .def = "1000",
+ },
+ {
+ .name = "invalidate",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(invalidate_cache),
+ .help = "Invalidate buffer/page cache prior to running job",
+ .def = "1",
+ },
+ {
+ .name = "sync",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(sync_io),
+ .help = "Use O_SYNC for buffered writes",
+ .def = "0",
+ },
+ {
+ .name = "bwavgtime",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(bw_avg_time),
+ .help = "Time window over which to calculate bandwidth (msec)",
+ .def = "500",
+ },
+ {
+ .name = "create_serialize",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(create_serialize),
+ .help = "Serialize creating of job files",
+ .def = "1",
+ },
+ {
+ .name = "create_fsync",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(create_fsync),
+ .help = "Fsync file after creation",
+ .def = "1",
+ },
+ {
+ .name = "cpuload",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(cpuload),
+ .help = "Use this percentage of CPU",
+ },
+ {
+ .name = "cpuchunks",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(cpucycle),
+ .help = "Length of the CPU burn cycles",
+ },
+#ifdef FIO_HAVE_CPU_AFFINITY
+ {
+ .name = "cpumask",
+ .type = FIO_OPT_INT,
+ .cb = str_cpumask_cb,
+ .help = "CPU affinity mask",
+ },
+#endif
+ {
+ .name = "end_fsync",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(end_fsync),
+ .help = "Include fsync at the end of job",
+ .def = "0",
+ },
+ {
+ .name = "unlink",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(unlink),
+ .help = "Unlink created files after job has completed",
+ .def = "0",
+ },
+ {
+ .name = "exitall",
+ .type = FIO_OPT_STR_SET,
+ .cb = str_exitall_cb,
+ .help = "Terminate all jobs when one exits",
+ },
+ {
+ .name = "stonewall",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(stonewall),
+ .help = "Insert a hard barrier between this job and previous",
+ },
+ {
+ .name = "thread",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(use_thread),
+ .help = "Use threads instead of forks",
+ },
+ {
+ .name = "write_bw_log",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(write_bw_log),
+ .help = "Write log of bandwidth during run",
+ },
+ {
+ .name = "write_lat_log",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(write_lat_log),
+ .help = "Write log of latency during run",
+ },
+ {
+ .name = "hugepage-size",
+ .type = FIO_OPT_STR_VAL,
+ .off1 = td_var_offset(hugepage_size),
+ .help = "When using hugepages, specify size of each page",
+ .def = __stringify(FIO_HUGE_PAGE),
+ },
+ {
+ .name = NULL,
+ },
+};
+
+#define FIO_JOB_OPTS (sizeof(options) / sizeof(struct fio_option))
+#define FIO_CMD_OPTS (16)
+#define FIO_GETOPT_JOB (0x89988998)
+
+/*
+ * 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_JOB_OPTS + FIO_CMD_OPTS] = {
+ {
+ .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 = required_argument,
+ .val = 'c',
+ },
+ {
+ .name = NULL,
+ },
+};
+
+static int def_timeout = 0;
+
+static char fio_version_string[] = "fio 1.11";
static char **ini_file;
static int max_jobs = MAX_JOBS;
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;
+static int write_lat_log = 0;
+int write_bw_log = 0;
+
/*
* Return a free job structure.
*/
td = &threads[thread_number++];
*td = *parent;
- td->name[0] = '\0';
- td->fd = -1;
td->thread_number = thread_number;
return td;
}
static void put_job(struct thread_data *td)
{
+ if (td == &def_thread)
+ return;
+
+ if (td->error)
+ fprintf(f_out, "fio: %s\n", td->verror);
+
memset(&threads[td->thread_number - 1], 0, sizeof(*td));
thread_number--;
}
/*
- * 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 void fixup_options(struct thread_data *td)
{
- char *ddir_str[] = { "read", "write", "randread", "randwrite",
- "rw", NULL, "randrw" };
- struct stat sb;
- int numjobs, ddir;
+ if (!td->rwmixread && td->rwmixwrite)
+ td->rwmixread = 100 - td->rwmixwrite;
-#ifndef FIO_HAVE_LIBAIO
- if (td->io_engine == FIO_LIBAIO) {
- log_err("Linux libaio not available\n");
- return 1;
+ if (td->write_iolog_file && td->read_iolog_file) {
+ log_err("fio: read iolog overrides write_iolog\n");
+ free(td->write_iolog_file);
+ td->write_iolog_file = NULL;
}
-#endif
-#ifndef FIO_HAVE_POSIXAIO
- if (td->io_engine == FIO_POSIXAIO) {
- log_err("posix aio not available\n");
- return 1;
- }
-#endif
- /*
- * the def_thread is just for options, it's not a real job
- */
- if (td == &def_thread)
- return 0;
-
- if (td->io_engine & FIO_SYNCIO)
+ 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;
/*
if (td_read(td) || td_rw(td))
td->overwrite = 1;
+ if (!td->min_bs[DDIR_READ])
+ td->min_bs[DDIR_READ]= td->bs[DDIR_READ];
+ if (!td->max_bs[DDIR_READ])
+ td->max_bs[DDIR_READ] = td->bs[DDIR_READ];
+ if (!td->min_bs[DDIR_WRITE])
+ td->min_bs[DDIR_WRITE]= td->bs[DDIR_WRITE];
+ if (!td->max_bs[DDIR_WRITE])
+ td->max_bs[DDIR_WRITE] = td->bs[DDIR_WRITE];
+
+ td->rw_min_bs = min(td->min_bs[DDIR_READ], td->min_bs[DDIR_WRITE]);
+
+ if (td_read(td) && !td_rw(td))
+ td->verify = 0;
+
+ if (td->norandommap && td->verify != VERIFY_NONE) {
+ log_err("fio: norandommap given, verify disabled\n");
+ td->verify = VERIFY_NONE;
+ }
+ if (td->bs_unaligned && (td->odirect || td->io_ops->flags & FIO_RAWIO))
+ log_err("fio: bs_unaligned may not work with raw io\n");
+
+ /*
+ * O_DIRECT and char doesn't mix, clear that flag if necessary.
+ */
+ if (td->filetype == FIO_TYPE_CHAR && td->odirect)
+ td->odirect = 0;
+
+ /*
+ * thinktime_spin must be less than thinktime
+ */
+ if (td->thinktime_spin > td->thinktime)
+ td->thinktime_spin = td->thinktime;
+}
+
+/*
+ * 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;
+
+ do {
+ if (val & 1023)
+ break;
+
+ val >>= 10;
+ p++;
+ } while (*p);
+
+ snprintf(buf, 31, "%u%c", val, *p);
+ return buf;
+}
+
+/*
+ * 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)
+{
+ const char *ddir_str[] = { "read", "write", "randread", "randwrite",
+ "rw", NULL, "randrw" };
+ struct stat sb;
+ int numjobs, ddir, i;
+ struct fio_file *f;
+
+ /*
+ * the def_thread is just for options, it's not a real job
+ */
+ if (td == &def_thread)
+ return 0;
+
+ assert(td->io_ops);
+
+ if (td->odirect)
+ td->io_ops->flags |= FIO_RAWIO;
+
td->filetype = FIO_TYPE_FILE;
- if (!stat(jobname, &sb)) {
+ if (td->filename && !lstat(td->filename, &sb)) {
if (S_ISBLK(sb.st_mode))
td->filetype = FIO_TYPE_BD;
else if (S_ISCHR(sb.st_mode))
td->filetype = FIO_TYPE_CHAR;
}
- if (td->filetype == FIO_TYPE_FILE) {
+ fixup_options(td);
+
+ 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;
- 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);
+ if (td->directory && td->directory[0] != '\0') {
+ if (lstat(td->directory, &sb) < 0) {
+ log_err("fio: %s is not a directory\n", td->directory);
+ td_verror(td, errno);
+ return 1;
+ }
+ if (!S_ISDIR(sb.st_mode)) {
+ log_err("fio: %s is not a directory\n", td->directory);
+ return 1;
+ }
+ len = 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;
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 (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 (td->stonewall && td->thread_number > 1)
groupid++;
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')
- snprintf(td->name, sizeof(td->name)-1, "client%d", td->thread_number);
+ if (!td->name)
+ td->name = strdup(jobname);
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 {
+ char *c1, *c2, *c3, *c4;
+
+ c1 = to_kmg(td->min_bs[DDIR_READ]);
+ c2 = to_kmg(td->max_bs[DDIR_READ]);
+ 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[ddir], c1, c2, c3, c4, td->io_ops->name, td->iodepth);
+
+ free(c1);
+ free(c2);
+ free(c3);
+ free(c4);
+ }
+ } 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;
+
+ if (td->io_ops->flags & FIO_CPUIO)
+ return 0;
fd = open("/dev/urandom", O_RDONLY);
if (fd == -1) {
return 0;
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));
+ seeds[3] = 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));
+ 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;
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)
+static int str_rw_cb(void *data, const char *mem)
{
+ struct thread_data *td = data;
+
if (!strncmp(mem, "read", 4) || !strncmp(mem, "0", 1)) {
td->ddir = DDIR_READ;
td->sequential = 1;
td->sequential = 0;
return 0;
} else if (!strncmp(mem, "rw", 2)) {
- td->ddir = 0;
+ td->ddir = DDIR_READ;
td->iomix = 1;
td->sequential = 1;
return 0;
} else if (!strncmp(mem, "randrw", 6)) {
- td->ddir = 0;
+ td->ddir = DDIR_READ;
td->iomix = 1;
td->sequential = 0;
return 0;
return 1;
}
-static int str_verify_cb(struct thread_data *td, char *mem)
+static int str_verify_cb(void *data, const 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)
+/*
+ * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that.
+ */
+static char *get_mmap_file(const char *str)
{
+ char *p = strstr(str, ":");
+
+ if (!p)
+ return NULL;
+
+ p++;
+ strip_blank_front(&p);
+ strip_blank_end(p);
+ return strdup(p);
+}
+
+static int str_mem_cb(void *data, const char *mem)
+{
+ struct thread_data *td = data;
+
if (!strncmp(mem, "malloc", 6)) {
td->mem_type = MEM_MALLOC;
return 0;
- } else if (!strncmp(mem, "shm", 3)) {
- td->mem_type = MEM_SHM;
+ } else if (!strncmp(mem, "mmaphuge", 8)) {
+#ifdef FIO_HAVE_HUGETLB
+ /*
+ * mmaphuge must be appended with the actual file
+ */
+ td->mmapfile = get_mmap_file(mem);
+ if (!td->mmapfile) {
+ log_err("fio: mmaphuge:/path/to/file\n");
+ return 1;
+ }
+
+ td->mem_type = MEM_MMAPHUGE;
return 0;
+#else
+ log_err("fio: mmaphuge not available\n");
+ return 1;
+#endif
} else if (!strncmp(mem, "mmap", 4)) {
+ /*
+ * Check if the user wants file backed memory. It's ok
+ * if there's no file given, we'll just use anon mamp then.
+ */
+ td->mmapfile = get_mmap_file(mem);
td->mem_type = MEM_MMAP;
return 0;
+ } else if (!strncmp(mem, "shmhuge", 7)) {
+#ifdef FIO_HAVE_HUGETLB
+ td->mem_type = MEM_SHMHUGE;
+ return 0;
+#else
+ log_err("fio: shmhuge not available\n");
+ return 1;
+#endif
+ } else if (!strncmp(mem, "shm", 3)) {
+ td->mem_type = MEM_SHM;
+ return 0;
}
- log_err("fio: mem type: malloc, shm, mmap\n");
+ log_err("fio: mem type: malloc, shm, shmhuge, mmap, mmaphuge\n");
return 1;
}
-static int str_ioengine_cb(struct thread_data *td, char *str)
+static int str_ioengine_cb(void *data, const 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= libaio, posixaio, sync, mmap, sgio, splice, cpu, null\n");
+ log_err("fio: or specify path to dynamic ioengine module\n");
return 1;
}
+static int str_lockmem_cb(void fio_unused *data, unsigned long *val)
+{
+ mlock_size = *val;
+ return 0;
+}
+
+#ifdef FIO_HAVE_IOPRIO
+static int str_prioclass_cb(void *data, unsigned int *val)
+{
+ struct thread_data *td = data;
+
+ td->ioprio |= *val << IOPRIO_CLASS_SHIFT;
+ return 0;
+}
+
+static int str_prio_cb(void *data, unsigned int *val)
+{
+ struct thread_data *td = data;
+
+ td->ioprio |= *val;
+ return 0;
+}
+#endif
+
+static int str_exitall_cb(void)
+{
+ exitall_on_terminate = 1;
+ return 0;
+}
+
+static int str_cpumask_cb(void *data, unsigned int *val)
+{
+ struct thread_data *td = data;
+
+ fill_cpu_mask(td->cpumask, *val);
+ return 0;
+}
+
/*
* 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;
string = malloc(4096);
name = malloc(256);
- tmpbuf = malloc(4096);
+ memset(name, 0, 256);
stonewall = stonewall_flag;
- while ((p = fgets(string, 4096, f)) != NULL) {
- if (ret)
+ do {
+ p = fgets(string, 4095, f);
+ if (!p)
break;
if (is_empty_or_comment(p))
continue;
- if (sscanf(p, "[%s]", name) != 1)
+ if (sscanf(p, "[%255s]", name) != 1)
continue;
global = !strncmp(name, "global", 6);
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, "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 |= parse_option(p, options, td);
}
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);
free(string);
free(name);
- free(tmpbuf);
fclose(f);
return ret;
}
}
/*
- * 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.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;
+ fill_default_options(&def_thread, options);
+
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;
+ 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-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");
+ 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");
}
static int parse_cmd_line(int argc, char *argv[])
{
- int c, idx = 1, ini_idx = 0;
+ struct thread_data *td = NULL;
+ int c, ini_idx = 0, lidx, ret;
- while ((c = getopt(argc, argv, "t:o:lwvhm")) != EOF) {
+ while ((c = getopt_long(argc, argv, "", long_options, &lidx)) != -1) {
switch (c) {
- case 't':
- def_timeout = atoi(optarg);
- idx++;
- break;
- case 'l':
- write_lat_log = 1;
- idx++;
- break;
- case 'w':
- write_bw_log = 1;
- idx++;
- break;
- case 'o':
- f_out = fopen(optarg, "w+");
- if (!f_out) {
- perror("fopen output");
- exit(1);
+ 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':
+ ret = show_cmd_help(options, optarg);
+ exit(ret);
+ 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->name ?: "fio", 0);
+ if (ret) {
+ put_job(td);
+ return 0;
}
- f_err = f_out;
- idx++;
- break;
- case 'm':
- terse_output = 1;
- idx++;
- break;
- case 'h':
- usage(argv[0]);
- exit(0);
- case 'v':
- printf("%s\n", fio_version_string);
- exit(0);
+ td = NULL;
+ }
+ if (!td) {
+ int global = !strncmp(val, "global", 6);
+
+ td = get_new_job(global, &def_thread);
+ if (!td)
+ return 0;
+ }
+
+ ret = parse_cmd_option(opt, val, options, td);
+ if (ret) {
+ log_err("fio: job dropped\n");
+ put_job(td);
+ td = NULL;
+ }
+ break;
+ }
+ default:
+ break;
}
}
- while (idx < argc) {
+ if (td) {
+ ret = add_job(td, td->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[idx]);
- idx++;
- }
-
- if (!f_out) {
- f_out = stdout;
- f_err = stderr;
+ ini_file[ini_idx - 1] = strdup(argv[optind]);
+ optind++;
}
return ini_idx;
return 0;
}
+/*
+ * Copy the fio options into the long options map, so we mirror
+ * job and cmd line options.
+ */
+static void dupe_job_options(void)
+{
+ struct fio_option *o;
+ unsigned int i;
+
+ i = 0;
+ while (long_options[i].name)
+ i++;
+
+ o = &options[0];
+ while (o->name) {
+ long_options[i].name = o->name;
+ long_options[i].val = FIO_GETOPT_JOB;
+ if (o->type == FIO_OPT_STR_SET)
+ long_options[i].has_arg = no_argument;
+ else
+ long_options[i].has_arg = required_argument;
+
+ i++;
+ o++;
+ assert(i < FIO_JOB_OPTS + FIO_CMD_OPTS);
+ }
+}
+
int parse_options(int argc, char *argv[])
{
int job_files, i;
+ f_out = stdout;
+ f_err = stderr;
+
+ options_init(options);
+
+ dupe_job_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);
+
+ if (!thread_number) {
+ log_err("No jobs defined(s)\n");
+ return 1;
+ }
+
return 0;
}