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Shell Programming and Scripting

Get the average of lines with the same first 4 letters

 
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# 14  
Old 08-20-2018
Output is final. Made it work. but with ugly code.
Code:
Mon Aug 20 13:22:53 UTC 2018,comondr01,comondr, 292.405 Mbps
Mon Aug 20 13:22:53 UTC 2018,comondr02,comondr, 265.401 Mbps
Mon Aug 20 13:22:53 UTC 2018,comondr03,comondr, 290.693 Mbps
Mon Aug 20 13:22:53 UTC 2018,comondr04,comondr, 277.023 Mbps
Mon Aug 20 13:22:53 UTC 2018,comondr05,comondr, 263.343 Mbps
Mon Aug 20 13:22:53 UTC 2018,comondr06,comondr, 384.669 Mbps
Mon Aug 20 13:22:53 UTC 2018,comondr08,comondr, 378.82 Mbps

Mon Aug 20 13:22:53 UTC 2018,comondr01,comondr,2152,total
Mon Aug 20 13:22:53 UTC 2018,comondr01,comondr,307.5,average


Mon Aug 20 13:22:53 UTC 2018,servedr01,servedr, 54.6014 Mbps
Mon Aug 20 13:22:53 UTC 2018,servedr02,servedr, 48.7523 Mbps
Mon Aug 20 13:22:53 UTC 2018,servedr03,servedr, 48.4779 Mbps

Mon Aug 20 13:22:53 UTC 2018,servedr01,servedr,151,total
Mon Aug 20 13:22:53 UTC 2018,servedr01,servedr,50.6,average

Because i will run the command below to all 100 servers. Then the ethernet card will vary.
Code:
# sar -n DEV|grep Average
Average:         eth0     10.15      5.18      5.87      6.21      0.00      0.00      0.00

 
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LEARN ABOUT SUSE

sum

SUM(1)								   User Commands							    SUM(1)

NAME

       sum - checksum and count the blocks in a file

SYNOPSIS

       sum [OPTION]... [FILE]...

DESCRIPTION

       Print checksum and block counts for each FILE.

       -r     use BSD sum algorithm, use 1K blocks

       -s, --sysv
	      use System V sum algorithm, use 512 bytes blocks

       --help display this help and exit

       --version
	      output version information and exit

       With no FILE, or when FILE is -, read standard input.

AUTHOR

       Written by Kayvan Aghaiepour and David MacKenzie.

REPORTING BUGS

       Report sum bugs to bug-coreutils@gnu.org
       GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
       General help using GNU software: <http://www.gnu.org/gethelp/>

COPYRIGHT

       Copyright (C) 2009 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 sum is maintained as a Texinfo manual.  If the info and sum programs are properly installed at your site, the
       command

	      info coreutils 'sum invocation'

       should give you access to the complete manual.

GNU coreutils 7.1						     July 2010								    SUM(1)