{
  "fio version" : "fio-3.8",
  "timestamp" : 1654508417,
  "timestamp_ms" : 1654508417442,
  "time" : "Mon Jun  6 17:40:17 2022",
  "global options" : {
    "ioengine" : "psync",
    "bs" : "32k",
    "fdatasync" : "1",
    "rw" : "randread",
    "size" : "10G",
    "filename" : "fio_randread_test.txt"
  },
  "jobs" : [
    {
      "jobname" : "fio randread test",
      "groupid" : 0,
      "error" : 0,
      "eta" : 0,
      "elapsed" : 30,
      "job options" : {
        "name" : "fio randread test",
        "iodepth" : "4",
        "runtime" : "60",
        "numjobs" : "4"
      },
      "read" : {
        "io_bytes" : 42949672960,
        "io_kbytes" : 41943040,
        "bw_bytes" : 1464210035,
        "bw" : 1429892,
        "iops" : 44684.144138,
        "runtime" : 29333,
        "total_ios" : 1310720,
        "short_ios" : 0,
        "drop_ios" : 0,
        "slat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000
        },
        "clat_ns" : {
          "min" : 3763,
          "max" : 10009131,
          "mean" : 87477.172001,
          "stddev" : 164506.358137,
          "percentile" : {
            "1.000000" : 7072,
            "5.000000" : 7520,
            "10.000000" : 7904,
            "20.000000" : 8768,
            "30.000000" : 9280,
            "40.000000" : 9920,
            "50.000000" : 10944,
            "60.000000" : 12736,
            "70.000000" : 18816,
            "80.000000" : 177152,
            "90.000000" : 261120,
            "95.000000" : 423936,
            "99.000000" : 749568,
            "99.500000" : 888832,
            "99.900000" : 1286144,
            "99.950000" : 1515520,
            "99.990000" : 2039808
          }
        },
        "lat_ns" : {
          "min" : 3833,
          "max" : 10009199,
          "mean" : 87629.004018,
          "stddev" : 164529.660740
        },
        "bw_min" : 91264,
        "bw_max" : 1818048,
        "bw_agg" : 23.304968,
        "bw_mean" : 333235.879310,
        "bw_dev" : 316155.973855,
        "bw_samples" : 232,
        "iops_min" : 2852,
        "iops_max" : 56814,
        "iops_mean" : 10413.603448,
        "iops_stddev" : 9879.872913,
        "iops_samples" : 232
      },
      "write" : {
        "io_bytes" : 0,
        "io_kbytes" : 0,
        "bw_bytes" : 0,
        "bw" : 0,
        "iops" : 0.000000,
        "runtime" : 0,
        "total_ios" : 0,
        "short_ios" : 0,
        "drop_ios" : 0,
        "slat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000
        },
        "clat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000,
          "percentile" : {
            "1.000000" : 0,
            "5.000000" : 0,
            "10.000000" : 0,
            "20.000000" : 0,
            "30.000000" : 0,
            "40.000000" : 0,
            "50.000000" : 0,
            "60.000000" : 0,
            "70.000000" : 0,
            "80.000000" : 0,
            "90.000000" : 0,
            "95.000000" : 0,
            "99.000000" : 0,
            "99.500000" : 0,
            "99.900000" : 0,
            "99.950000" : 0,
            "99.990000" : 0
          }
        },
        "lat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000
        },
        "bw_min" : 0,
        "bw_max" : 0,
        "bw_agg" : 0.000000,
        "bw_mean" : 0.000000,
        "bw_dev" : 0.000000,
        "bw_samples" : 0,
        "iops_min" : 0,
        "iops_max" : 0,
        "iops_mean" : 0.000000,
        "iops_stddev" : 0.000000,
        "iops_samples" : 0
      },
      "trim" : {
        "io_bytes" : 0,
        "io_kbytes" : 0,
        "bw_bytes" : 0,
        "bw" : 0,
        "iops" : 0.000000,
        "runtime" : 0,
        "total_ios" : 0,
        "short_ios" : 0,
        "drop_ios" : 0,
        "slat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000
        },
        "clat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000,
          "percentile" : {
            "1.000000" : 0,
            "5.000000" : 0,
            "10.000000" : 0,
            "20.000000" : 0,
            "30.000000" : 0,
            "40.000000" : 0,
            "50.000000" : 0,
            "60.000000" : 0,
            "70.000000" : 0,
            "80.000000" : 0,
            "90.000000" : 0,
            "95.000000" : 0,
            "99.000000" : 0,
            "99.500000" : 0,
            "99.900000" : 0,
            "99.950000" : 0,
            "99.990000" : 0
          }
        },
        "lat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000
        },
        "bw_min" : 0,
        "bw_max" : 0,
        "bw_agg" : 0.000000,
        "bw_mean" : 0.000000,
        "bw_dev" : 0.000000,
        "bw_samples" : 0,
        "iops_min" : 0,
        "iops_max" : 0,
        "iops_mean" : 0.000000,
        "iops_stddev" : 0.000000,
        "iops_samples" : 0
      },
      "sync" : {
        "lat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000,
          "percentile" : {
            "1.000000" : 0,
            "5.000000" : 0,
            "10.000000" : 0,
            "20.000000" : 0,
            "30.000000" : 0,
            "40.000000" : 0,
            "50.000000" : 0,
            "60.000000" : 0,
            "70.000000" : 0,
            "80.000000" : 0,
            "90.000000" : 0,
            "95.000000" : 0,
            "99.000000" : 0,
            "99.500000" : 0,
            "99.900000" : 0,
            "99.950000" : 0,
            "99.990000" : 0
          }
        },
        "total_ios" : 0
      },
      "job_runtime" : 117292,
      "usr_cpu" : 2.957576,
      "sys_cpu" : 16.782048,
      "ctx" : 345774,
      "majf" : 0,
      "minf" : 553,
      "iodepth_level" : {
        "1" : 100.000000,
        "2" : 0.000000,
        "4" : 0.000000,
        "8" : 0.000000,
        "16" : 0.000000,
        "32" : 0.000000,
        ">=64" : 0.000000
      },
      "latency_ns" : {
        "2" : 0.000000,
        "4" : 0.000000,
        "10" : 0.000000,
        "20" : 0.000000,
        "50" : 0.000000,
        "100" : 0.000000,
        "250" : 0.000000,
        "500" : 0.000000,
        "750" : 0.000000,
        "1000" : 0.000000
      },
      "latency_us" : {
        "2" : 0.000000,
        "4" : 0.010000,
        "10" : 40.344009,
        "20" : 30.140839,
        "50" : 3.115845,
        "100" : 0.048904,
        "250" : 15.666504,
        "500" : 7.121429,
        "750" : 2.565536,
        "1000" : 0.698776
      },
      "latency_ms" : {
        "2" : 0.284958,
        "4" : 0.010605,
        "10" : 0.010000,
        "20" : 0.010000,
        "50" : 0.000000,
        "100" : 0.000000,
        "250" : 0.000000,
        "500" : 0.000000,
        "750" : 0.000000,
        "1000" : 0.000000,
        "2000" : 0.000000,
        ">=2000" : 0.000000
      },
      "latency_depth" : 4,
      "latency_target" : 0,
      "latency_percentile" : 100.000000,
      "latency_window" : 0
    }
  ],
  "disk_util" : [
    {
      "name" : "nvme1n1",
      "read_ios" : 353690,
      "write_ios" : 169228,
      "read_merges" : 0,
      "write_merges" : 1249875,
      "read_ticks" : 99599,
      "write_ticks" : 12086,
      "in_queue" : 112355,
      "util" : 98.838714
    }
  ]
}
