log_file log_date log_time ocn year
ocn.log.191117-135659   191117   135659        1
ocn.log.191117-170118   191117   170118        2
ocn.log.191117-195345   191117   195345        3
ocn.log.191118-101743   191118   101743        4
ocn.log.191118-130755   191118   130755        5
ocn.log.191118-160214   191118   160214        6
ocn.log.191118-201852   191118   201852        7
ocn.log.191120-095913   191120    95913        8
ocn.log.191121-125349   191121   125349       11
ocn.log.191122-105900   191122   105900       14
ocn.log.191123-103205   191123   103205       17
ocn.log.191124-104955   191124   104955       20
ocn.log.191126-090019   191126    90019       23
ocn.log.191126-182103   191126   182103       26
ocn.log.191127-100139   191127   100139       27
ocn.log.191128-100209   191128   100209       30
ocn.log.191129-102516   191129   102516       34
ocn.log.191204-102458   191204   102458       37
ocn.log.191205-095357   191205    95357       41
ocn.log.191205-160041   191205   160041       43
ocn.log.191206-220713   191206   220713       53
ocn.log.191208-040316   191208    40316       63
ocn.log.191209-100625   191209   100625       73
ocn.log.191210-155400   191210   155400       83
ocn.log.191211-233929   191211   233929       93
ocn.log.191213-052437   191213    52437      103
ocn.log.191214-125158   191214   125158      113
ocn.log.191215-180330   191215   180330      123
ocn.log.191220-132206   191220   132206      133
ocn.log.191221-050930   191221    50930      138
ocn.log.191221-201158   191221   201158      143