logtime

Parse the date and time from log files and print an ASCII graph of the
occurrences. Time can be grouped by minute, hour or day.

matth-at-mtingers.com

Usage

Usage:
     logtime <grouping> <timepattern> <timespec> < FILENAME

Example Usage:
   Apache logs grouped by hour
     grep FOO /var/log/apache2/access.log | \
         logtime H '\[(.+?) ' '%d/%b/%Y:%H:%M:%S'

     logtime H '\[(.+?) ' '%d/%b/%Y:%H:%M:%S' < /path/file

Grouping spec:
     H - hour
     M - Minute
     S - Second
     y - year
     m - month
     d - day

Timespecs:
     Directive   Meaning
     %a  Locale's abbreviated weekday name.
     %A  Locale's full weekday name.
     %b  Locale's abbreviated month name.
     %B  Locale's full month name.
     %c  Locale's appropriate date and time representation
     %d  Day of the month as a decimal number [01,31]
     %H  Hour (24-hour clock) as a decimal number [00,23]
     %I  Hour (12-hour clock) as a decimal number [01,12]
     %j  Day of the year as a decimal number [001,366]
     %m  Month as a decimal number [01,12]
     %M  Minute as a decimal number [00,59].
     %p  Locale's equivalent of either AM or PM.
     %S  Second as a decimal number [00,61].
     %U  Week number of the year (Sunday as the first day of the
         week) as a decimal number [00,53].
     %w  Weekday as a decimal number [0(Sunday),6]
     %W  Week number of the year (Monday as the first day of the
         week) as a decimal number [00,53].
     %x  Locale's appropriate date representation
     %X  Locale's appropriate time representation
     %y  Year without century as a decimal number [00,99]
     %Y  Year with century as a decimal number
     %Z  Time zone name (no characters if no time zone exists)
     %%  A literal '%' character.

Important notes:
     Regex is Python regex re.findall()
     Timepsec is Python's time module