log_line        log_time         log_level col_0  col_1   log_part log_idle_msecs log_mark log_comment log_tags log_annotations log_filters 
       0 2021-05-19 08:00:01.000 info          1 /abc/def   <NULL>              0        0      <NULL>   <NULL>          <NULL>      <NULL> 
       2 2021-05-19 08:00:03.000 info          3 /ghi/jkl   <NULL>           2000        0      <NULL>   <NULL>          <NULL>      <NULL> 
