packet {
  ftrace_events {
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    event {
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      pid: 9087
      f2fs_iostat_latency {
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        m_wr_s_peak: 20
        m_wr_s_avg: 1
        m_wr_s_cnt: 1325
        d_wr_as_peak: 16
        d_wr_as_avg: 3
        d_wr_as_cnt: 800
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      }
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}
packet {
  ftrace_events {
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    event {
      timestamp: 1629349027
      pid: 9662
      f2fs_iostat_latency {
        dev: 0xfe20
        d_rd_peak: 4
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        d_wr_s_cnt: 2705
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        m_wr_s_peak: 20
        m_wr_s_avg: 1
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        d_wr_as_peak: 16
        d_wr_as_avg: 2
        d_wr_as_cnt: 929
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      }
    }
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}
packet {
  ftrace_events {
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    event {
      timestamp: 1632350255
      pid: 2718
      f2fs_iostat_latency {
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        n_wr_s_avg: 1
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        m_wr_s_peak: 20
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        m_wr_s_cnt: 1602
        d_wr_as_peak: 12
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      }
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}
packet {
  ftrace_events {
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    event {
      timestamp: 1635348134
      pid: 9634
      f2fs_iostat_latency {
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      }
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}
packet {
  ftrace_events {
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    event {
      timestamp: 1638349595
      pid: 9657
      f2fs_iostat_latency {
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}