{
  "fio version" : "fio-3.8",
  "timestamp" : 1654508498,
  "timestamp_ms" : 1654508498972,
  "time" : "Mon Jun  6 17:41:38 2022",
  "global options" : {
    "ioengine" : "psync",
    "bs" : "32k",
    "fdatasync" : "1",
    "rw" : "randrw",
    "percentage_random" : "100,0",
    "size" : "10G",
    "filename" : "fio_randread_write_test.txt"
  },
  "jobs" : [
    {
      "jobname" : "fio mixed randread and sequential write test",
      "groupid" : 0,
      "error" : 0,
      "eta" : 0,
      "elapsed" : 60,
      "job options" : {
        "name" : "fio mixed randread and sequential write test",
        "iodepth" : "4",
        "runtime" : "60",
        "numjobs" : "4"
      },
      "read" : {
        "io_bytes" : 21451374592,
        "io_kbytes" : 20948608,
        "bw_bytes" : 362305340,
        "bw" : 353813,
        "iops" : 11056.681530,
        "runtime" : 59208,
        "total_ios" : 654644,
        "short_ios" : 1310712,
        "drop_ios" : 0,
        "slat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000
        },
        "clat_ns" : {
          "min" : 3920,
          "max" : 16990035,
          "mean" : 187341.214465,
          "stddev" : 284408.666296,
          "percentile" : {
            "1.000000" : 7840,
            "5.000000" : 8512,
            "10.000000" : 8896,
            "20.000000" : 9664,
            "30.000000" : 10304,
            "40.000000" : 10944,
            "50.000000" : 11840,
            "60.000000" : 17536,
            "70.000000" : 242688,
            "80.000000" : 419840,
            "90.000000" : 602112,
            "95.000000" : 757760,
            "99.000000" : 1105920,
            "99.500000" : 1269760,
            "99.900000" : 1695744,
            "99.950000" : 1908736,
            "99.990000" : 2572288
          }
        },
        "lat_ns" : {
          "min" : 4010,
          "max" : 16990138,
          "mean" : 187509.161480,
          "stddev" : 284411.017362
        },
        "bw_min" : 32576,
        "bw_max" : 230139,
        "bw_agg" : 25.020867,
        "bw_mean" : 88527.079229,
        "bw_dev" : 25753.474960,
        "bw_samples" : 467,
        "iops_min" : 1018,
        "iops_max" : 7191,
        "iops_mean" : 2766.441113,
        "iops_stddev" : 804.796718,
        "iops_samples" : 467
      },
      "write" : {
        "io_bytes" : 21498298368,
        "io_kbytes" : 20994432,
        "bw_bytes" : 363097864,
        "bw" : 354587,
        "iops" : 11080.867450,
        "runtime" : 59208,
        "total_ios" : 656076,
        "short_ios" : 0,
        "drop_ios" : 0,
        "slat_ns" : {
          "min" : 0,
          "max" : 0,
          "mean" : 0.000000,
          "stddev" : 0.000000
        },
        "clat_ns" : {
          "min" : 8504,
          "max" : 5677549,
          "mean" : 33506.767112,
          "stddev" : 64284.185232,
          "percentile" : {
            "1.000000" : 12352,
            "5.000000" : 15680,
            "10.000000" : 17024,
            "20.000000" : 19328,
            "30.000000" : 21120,
            "40.000000" : 22912,
            "50.000000" : 25472,
            "60.000000" : 29312,
            "70.000000" : 35584,
            "80.000000" : 41216,
            "90.000000" : 51968,
            "95.000000" : 62208,
            "99.000000" : 93696,
            "99.500000" : 140288,
            "99.900000" : 880640,
            "99.950000" : 1302528,
            "99.990000" : 2670592
          }
        },
        "lat_ns" : {
          "min" : 9946,
          "max" : 5678910,
          "mean" : 36657.158425,
          "stddev" : 64397.562523
        },
        "bw_min" : 32512,
        "bw_max" : 222201,
        "bw_agg" : 25.024325,
        "bw_mean" : 88733.002141,
        "bw_dev" : 25922.370512,
        "bw_samples" : 467,
        "iops_min" : 1016,
        "iops_max" : 6943,
        "iops_mean" : 2772.884368,
        "iops_stddev" : 810.070248,
        "iops_samples" : 467
      },
      "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" : 785,
          "max" : 11478949,
          "mean" : 63900.333906,
          "stddev" : 141042.908640,
          "percentile" : {
            "1.000000" : 964,
            "5.000000" : 1128,
            "10.000000" : 1288,
            "20.000000" : 2672,
            "30.000000" : 33024,
            "40.000000" : 40192,
            "50.000000" : 47360,
            "60.000000" : 56576,
            "70.000000" : 68096,
            "80.000000" : 84480,
            "90.000000" : 114176,
            "95.000000" : 148480,
            "99.000000" : 378880,
            "99.500000" : 749568,
            "99.900000" : 2007040,
            "99.950000" : 2637824,
            "99.990000" : 4620288
          }
        },
        "total_ios" : 0
      },
      "job_runtime" : 234991,
      "usr_cpu" : 4.089944,
      "sys_cpu" : 22.610228,
      "ctx" : 2212306,
      "majf" : 0,
      "minf" : 2567,
      "iodepth_level" : {
        "1" : 199.999390,
        "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" : 12.923355,
        "20" : 29.511032,
        "50" : 33.371353,
        "100" : 5.139008,
        "250" : 4.145355,
        "500" : 7.137222,
        "750" : 5.101089,
        "1000" : 1.828995
      },
      "latency_ms" : {
        "2" : 0.811539,
        "4" : 0.027924,
        "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" : 255962,
      "write_ios" : 1226377,
      "read_merges" : 0,
      "write_merges" : 2509825,
      "read_ticks" : 121161,
      "write_ticks" : 97409,
      "in_queue" : 219715,
      "util" : 97.455475
    }
  ]
}
