{
  "fio version" : "fio-3.8",
  "timestamp" : 1654508698,
  "timestamp_ms" : 1654508698008,
  "time" : "Mon Jun  6 17:44:58 2022",
  "global options" : {
    "direct" : "0",
    "fdatasync" : "1",
    "iodepth" : "4",
    "thread" : "4",
    "rw" : "write",
    "ioengine" : "libaio",
    "bs" : "4k",
    "filename" : "./fio_fsync_test.txt",
    "size" : "20G",
    "runtime" : "120"
  },
  "jobs" : [
    {
      "jobname" : "fio_fsync_test",
      "groupid" : 0,
      "error" : 0,
      "eta" : 0,
      "elapsed" : 121,
      "job options" : {
        "name" : "fio_fsync_test"
      },
      "read" : {
        "io_bytes" : 0,
        "io_kbytes" : 0,
        "bw_bytes" : 0,
        "bw" : 0,
        "iops" : 0.000000,
        "runtime" : 0,
        "total_ios" : 0,
        "short_ios" : 1022471,
        "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
      },
      "write" : {
        "io_bytes" : 4188049408,
        "io_kbytes" : 4089892,
        "bw_bytes" : 34900120,
        "bw" : 34082,
        "iops" : 8520.537329,
        "runtime" : 120001,
        "total_ios" : 1022473,
        "short_ios" : 0,
        "drop_ios" : 0,
        "slat_ns" : {
          "min" : 4450,
          "max" : 5589692,
          "mean" : 10226.934882,
          "stddev" : 12110.391975
        },
        "clat_ns" : {
          "min" : 107336,
          "max" : 37918883,
          "mean" : 353091.898403,
          "stddev" : 302400.745376,
          "percentile" : {
            "1.000000" : 175104,
            "5.000000" : 187392,
            "10.000000" : 199680,
            "20.000000" : 222208,
            "30.000000" : 244736,
            "40.000000" : 268288,
            "50.000000" : 292864,
            "60.000000" : 321536,
            "70.000000" : 362496,
            "80.000000" : 423936,
            "90.000000" : 552960,
            "95.000000" : 700416,
            "99.000000" : 1171456,
            "99.500000" : 1531904,
            "99.900000" : 2899968,
            "99.950000" : 4046848,
            "99.990000" : 11075584
          }
        },
        "lat_ns" : {
          "min" : 142424,
          "max" : 37952829,
          "mean" : 363592.510102,
          "stddev" : 303816.718692
        },
        "bw_min" : 12960,
        "bw_max" : 43776,
        "bw_agg" : 99.956958,
        "bw_mean" : 34067.330544,
        "bw_dev" : 5184.877518,
        "bw_samples" : 239,
        "iops_min" : 3240,
        "iops_max" : 10944,
        "iops_mean" : 8516.820084,
        "iops_stddev" : 1296.222040,
        "iops_samples" : 239
      },
      "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" : 104,
          "max" : 46224,
          "mean" : 233.079991,
          "stddev" : 349.697408,
          "percentile" : {
            "1.000000" : 137,
            "5.000000" : 147,
            "10.000000" : 153,
            "20.000000" : 161,
            "30.000000" : 165,
            "40.000000" : 173,
            "50.000000" : 185,
            "60.000000" : 205,
            "70.000000" : 227,
            "80.000000" : 266,
            "90.000000" : 346,
            "95.000000" : 466,
            "99.000000" : 644,
            "99.500000" : 812,
            "99.900000" : 1048,
            "99.950000" : 7520,
            "99.990000" : 16768
          }
        },
        "total_ios" : 0
      },
      "job_runtime" : 120000,
      "usr_cpu" : 5.114167,
      "sys_cpu" : 20.546667,
      "ctx" : 2087581,
      "majf" : 0,
      "minf" : 148,
      "iodepth_level" : {
        "1" : 0.100000,
        "2" : 0.100000,
        "4" : 199.999413,
        "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" : 0.000000,
        "10" : 0.000000,
        "20" : 0.000000,
        "50" : 0.000000,
        "100" : 0.000000,
        "250" : 32.781404,
        "500" : 54.259623,
        "750" : 8.995739,
        "1000" : 2.389305
      },
      "latency_ms" : {
        "2" : 1.319155,
        "4" : 0.203233,
        "10" : 0.038925,
        "20" : 0.010367,
        "50" : 0.010000,
        "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" : 29821,
      "write_ios" : 3885520,
      "read_merges" : 0,
      "write_merges" : 7754947,
      "read_ticks" : 14747,
      "write_ticks" : 98358,
      "in_queue" : 112910,
      "util" : 59.958740
    }
  ]
}
