파일 자르기 split

따로 설치하지 않아도 기본으로 존재하는 명령어 이다...

예) split -b 50m src_filename dst_filename

src_filename 파일을 50MBytes 단위로 dst_filenameaa, dst_filenameab, ... 이런식으로 분할한다.
원본은 그대로 유지된다.

NAME
       split - split a file into pieces

SYNOPSIS
       split [OPTION] [INPUT [PREFIX]]

DESCRIPTION
       Output  fixed-size  pieces of INPUT to PREFIXaa, PREFIXab, ...; default
       size is 1000 lines, and default PREFIX is ‘x’.  With no INPUT, or  when
       INPUT is -, read standard input.

       Mandatory  arguments  to  long  options are mandatory for short options
       too.

       -a, --suffix-length=N
              use suffixes of length N (default 2)

       -b, --bytes=SIZE
              put SIZE bytes per output file

       -C, --line-bytes=SIZE
              put at most SIZE bytes of lines per output file

       -d, --numeric-suffixes
              use numeric suffixes instead of alphabetic

       -l, --lines=NUMBER
              put NUMBER lines per output file

       --verbose
              print a diagnostic just before each output file is opened

       --help display this help and exit

       --version
              output version information and exit

       SIZE may have  a  multiplier  suffix:  b  512,  kB  1000,  K  1024,  MB
       1000*1000,  M 1024*1024, GB 1000*1000*1000, G 1024*1024*1024, and so on
       for T, P, E, Z, Y.

AUTHOR
       Written by Torbjorn Granlund and Richard M. Stallman.

REPORTING BUGS
       Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT
       Copyright © 2008 Free Software Foundation, Inc.   License  GPLv3+:  GNU
       GPL version 3 or later <http://gnu.org/licenses/gpl.html>
       This  is  free  software:  you  are free to change and redistribute it.
       There is NO WARRANTY, to the extent permitted by law.

SEE ALSO
       The full documentation for split is maintained as a Texinfo manual.  If
       the  info  and  split programs are properly installed at your site, the
       command

              info split

       should give you access to the complete manual.

GNU coreutils 6.10               October 2008                         SPLIT(1)