.name = "rw",
.type = FIO_OPT_STR,
.cb = str_rw_cb,
- .help = "IO direction (read, write, rw, etc)",
+ .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 (sync, aio, etc)",
+ .help = "IO engine to use",
.def = "sync",
+ .posval = { "sync", "libaio", "posixaio", "mmap", "splice",
+ "sg", "null", },
+ },
+ {
+ .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 (malloc, shm, etc)",
+ .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 (md5 or crc32)",
+ .help = "Verify sum function",
.def = "0",
+ .posval = { "crc32", "md5", },
},
{
.name = "write_iolog",
.help = "Use this IO scheduler on the backing device",
},
#endif
- {
- .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 = "offset",
- .type = FIO_OPT_STR_VAL,
- .off1 = td_var_offset(start_offset),
- .help = "Start IO from this offset",
- .def = "0",
- },
{
.name = "zonesize",
.type = FIO_OPT_STR_VAL,
.help = "Lock down this amount of memory",
.def = "0",
},
- {
- .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",
- },
- {
- .name = "randrepeat",
- .type = FIO_OPT_INT,
- .off1 = td_var_offset(rand_repeatable),
- .help = "Use repeatable random IO pattern",
- .def = "1",
- },
- {
- .name = "nrfiles",
- .type = FIO_OPT_INT,
- .off1 = td_var_offset(nr_files),
- .help = "Split job workload between this number of files",
- .def = "1",
- },
- {
- .name = "iodepth",
- .type = FIO_OPT_INT,
- .off1 = td_var_offset(iodepth),
- .help = "Amount of IO buffers to keep in flight",
- .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 = "rwmixcycle",
.type = FIO_OPT_INT,
.type = FIO_OPT_INT,
.off1 = td_var_offset(nice),
.help = "Set job CPU nice value",
+ .minval = -19,
.maxval = 20,
.def = "0",
},
.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",
+ .help = "Idle time between IO buffers (usec)",
.def = "0",
},
{
.help = "Window average for rate limits (msec)",
.def = "1000",
},
- {
- .name = "startdelay",
- .type = FIO_OPT_INT,
- .off1 = td_var_offset(start_delay),
- .help = "Only start job when this period has passed",
- .def = "0",
- },
- {
- .name = "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 = "invalidate",
- .type = FIO_OPT_INT,
+ .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_INT,
+ .type = FIO_OPT_BOOL,
.off1 = td_var_offset(sync_io),
.help = "Use O_SYNC for buffered writes",
.def = "0",
},
{
.name = "create_serialize",
- .type = FIO_OPT_INT,
+ .type = FIO_OPT_BOOL,
.off1 = td_var_offset(create_serialize),
.help = "Serialize creating of job files",
.def = "1",
},
{
.name = "create_fsync",
- .type = FIO_OPT_INT,
+ .type = FIO_OPT_BOOL,
.off1 = td_var_offset(create_fsync),
.help = "Fsync file after creation",
.def = "1",
},
- {
- .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 = "cpuload",
.type = FIO_OPT_INT,
.off1 = td_var_offset(cpucycle),
.help = "Length of the CPU burn cycles",
},
- {
- .name = "direct",
- .type = FIO_OPT_INT,
- .off1 = td_var_offset(odirect),
- .help = "Use O_DIRECT IO",
- .def = "1",
- },
- {
- .name = "overwrite",
- .type = FIO_OPT_INT,
- .off1 = td_var_offset(overwrite),
- .help = "When writing, set whether to overwrite current data",
- .def = "0",
- },
#ifdef FIO_HAVE_CPU_AFFINITY
{
.name = "cpumask",
#endif
{
.name = "end_fsync",
- .type = FIO_OPT_INT,
+ .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_INT,
+ .type = FIO_OPT_BOOL,
.off1 = td_var_offset(unlink),
.help = "Unlink created files after job has completed",
- .def = "1",
+ .def = "0",
},
{
.name = "exitall",
{
.name = "thread",
.type = FIO_OPT_STR_SET,
- .off1 = td_var_offset(thread),
+ .off1 = td_var_offset(use_thread),
.help = "Use threads instead of forks",
},
{
.off1 = td_var_offset(write_lat_log),
.help = "Write log of latency during run",
},
- {
- .name = "norandommap",
- .type = FIO_OPT_STR_SET,
- .off1 = td_var_offset(norandommap),
- .help = "Accept potential duplicate random blocks",
- },
- {
- .name = "bs_unaligned",
- .type = FIO_OPT_STR_SET,
- .off1 = td_var_offset(bs_unaligned),
- .help = "Don't sector align IO buffer sizes",
- },
{
.name = "hugepage-size",
.type = FIO_OPT_STR_VAL,
FILE *f_err = NULL;
static int write_lat_log = 0;
-static int write_bw_log = 0;
+int write_bw_log = 0;
/*
* Return a free job structure.
c3 = to_kmg(td->min_bs[DDIR_WRITE]);
c4 = to_kmg(td->max_bs[DDIR_WRITE]);
- fprintf(f_out, "%s: (g=%d): rw=%s, odir=%u, bs=%s-%s/%s-%s, rate=%u, ioengine=%s, iodepth=%u\n", td->name, td->groupid, ddir_str[ddir], td->odirect, c1, c2, c3, c4, td->rate, td->io_ops->name, td->iodepth);
+ 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);
f_out = stdout;
f_err = stderr;
+ options_init(options);
+
dupe_job_options();
if (setup_thread_area())
projects / fio.git / blobdiff