profiles/tiobench.c

   1 #include "../fio.h"
   2 #include "../profile.h"
   3 #include "../parse.h"
   4
   5 static unsigned long long size;
   6 static unsigned int loops = 1;
   7 static unsigned int bs = 4096;
   8 static unsigned int nthreads = 1;
   9 static char *dir;
  10
  11 char sz_idx[80], bs_idx[80], loop_idx[80], dir_idx[80], t_idx[80];
  12
  13 static const char *tb_opts[] = {
  14         "buffered=0", sz_idx, bs_idx, loop_idx, dir_idx, t_idx,
  15         "timeout=600", "group_reporting", "thread", "overwrite=1",
  16         "filename=.fio.tio.1:.fio.tio.2:.fio.tio.3:.fio.tio.4",
  17         "name=seqwrite", "rw=write", "end_fsync=1",
  18         "name=randwrite", "stonewall", "rw=randwrite", "end_fsync=1",
  19         "name=seqread", "stonewall", "rw=read",
  20         "name=randread", "stonewall", "rw=randread", NULL,
  21 };
  22
  23 static struct fio_option options[] = {
  24         {
  25                 .name   = "size",
  26                 .type   = FIO_OPT_STR_VAL,
  27                 .roff1  = &size,
  28                 .help   = "Size in MB",
  29         },
  30         {
  31                 .name   = "block",
  32                 .type   = FIO_OPT_INT,
  33                 .roff1  = &bs,
  34                 .help   = "Block size in bytes",
  35                 .def    = "4k",
  36         },
  37         {
  38                 .name   = "numruns",
  39                 .type   = FIO_OPT_INT,
  40                 .roff1  = &loops,
  41                 .help   = "Number of runs",
  42         },
  43         {
  44                 .name   = "dir",
  45                 .type   = FIO_OPT_STR_STORE,
  46                 .roff1  = &dir,
  47                 .help   = "Test directory",
  48         },
  49         {
  50                 .name   = "threads",
  51                 .type   = FIO_OPT_INT,
  52                 .roff1  = &nthreads,
  53                 .help   = "Number of Threads",
  54         },
  55         {
  56                 .name   = NULL,
  57         },
  58 };
  59
  60 /*
  61  * Fill our private options into the command line
  62  */
  63 static void tb_prep_cmdline(void)
  64 {
  65
  66         /*
  67          * tiobench uses size as MB, so multiply up
  68          */
  69         size *= 1024 * 1024ULL;
  70         if (size)
  71                 sprintf(sz_idx, "size=%llu", size);
  72         else
  73                 strcpy(sz_idx, "size=4*1024*$mb_memory");
  74
  75         sprintf(bs_idx, "bs=%u", bs);
  76         sprintf(loop_idx, "loops=%u", loops);
  77
  78         if (dir)
  79                 sprintf(dir_idx, "directory=%s", dir);
  80         else
  81                 sprintf(dir_idx, "directory=./");
  82
  83         sprintf(t_idx, "numjobs=%u", nthreads);
  84 }
  85
  86 static struct profile_ops tiobench_profile = {
  87         .name           = "tiobench",
  88         .desc           = "tiotest/tiobench benchmark",
  89         .options        = options,
  90         .prep_cmd       = tb_prep_cmdline,
  91         .cmdline        = tb_opts,
  92 };
  93
  94 static void fio_init tiobench_register(void)
  95 {
  96         if (register_profile(&tiobench_profile))
  97                 log_err("fio: failed to register profile 'tiobench'\n");
  98 }
  99
 100 static void fio_exit tiobench_unregister(void)
 101 {
 102         unregister_profile(&tiobench_profile);
 103 }