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Top Forums Shell Programming and Scripting Need to find the greates value using AWK. Post 302372798 by achak01 on Wednesday 18th of November 2009 08:23:57 PM
Old 11-18-2009
Need to find the greates value using AWK.

Friends, I have to find out the greatest amoings three values using awk. Actually i have to run the iostat -d command on my linux box for 5 or 6 iterations and print the largest value for tps at each iteration
for e.g

Code:
  iostat -d 3 3
Linux 2.6.18-8.el5 (abhijit)    11/19/2009      _i686_  (2 CPU)

Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
sda              10.22       541.96       181.35     772064     258352
sdb               0.16         2.41         0.00       3431          0
fd0               0.00         0.01         0.00         16          0

Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
sda               1.00         0.00        58.67          0        176
sdb               0.00         0.00         0.00          0          0
fd0               0.00         0.00         0.00          0          0

Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
sda               3.67         2.67       173.33          8        520
sdb               0.00         0.00         0.00          0          0
fd0               0.00         0.00         0.00          0          0

Now using awk i have to print the biggest value of tps in each iteration. Can some one pls guide me as to how to acieve this.?
 

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Graphics::Primitive::Insets(3pm)			User Contributed Perl Documentation			  Graphics::Primitive::Insets(3pm)

NAME
Graphics::Primitive::Insets - Space between things DESCRIPTION
Graphics::Primitive::Insets represents the amount of space that surrounds something. This object can be used to represent either padding or margins (in the CSS sense, one being inside the bounding box, the other being outside) SYNOPSIS
use Graphics::Primitive::Insets; my $insets = Graphics::Primitive::Insets->new({ top => 5, bottom => 5, left => 5, right => 5 }); METHODS
Constructor new Creates a new Graphics::Primitive::Insets. Instance Methods as_array Return these insets as an array in the form of top, right, bottom and left. bottom Set/Get the inset from the bottom. equal_to Determine if these Insets are equal to another. left Set/Get the inset from the left. right Set/Get the inset from the right. top Set/Get the inset from the top. zero Sets all the insets (top, left, bottom, right) to 0. AUTHOR
Cory Watson, "<gphat@cpan.org>" SEE ALSO
perl(1) COPYRIGHT &; LICENSE Copyright 2008-2010 by Cory G Watson. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. perl v5.12.3 2010-08-21 Graphics::Primitive::Insets(3pm)
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