How can I find which version of Awk is installed? OpSystem is HPUX 11.x
I am getting an error when trying to use the keyword nextfile and I dont know why! (Well, I can only assume that I have am using a version of Awk that does not support nextfile. However, according to O'Reilly, nextfile is... (3 Replies)
Hi, I hope the title does not scare people to look into this thread but it describes roughly what I'm trying to do. I need a solution in PHP.
I'm a programming beginner, so it might be that the approach to solve this, might be easier to solve with an other approach of someone else, so if you... (0 Replies)
Hi
I need to make some checks inside an awk statement, but cannot come up with the the syntax for several checks under one awk statement, for example:
grep -w ${bits} mydata | awk '{if ($3==1)&&($4==3)&&($5==1) print }'
awk: syntax error near line 1
awk: illegal statement near line 1
In... (3 Replies)
I have two files
file1
A 2 4 6 8
B 1 3 5 7
C 1 3 5 7
D 1 3 5 7
E 1 3 5 7
file2
C D E F G
H I J K L
I need to add field 1 of file1 to both field 2s of file2 and repeat the same on all the rows in... (2 Replies)
I have a txt file with two columns
Freq Loss
10 30
20 40
30 10
40 50
50 60i have used the below code to get the minimum value out of this array in second cloumn.
awk 'NR==N{min=$N;max=$N}NR>N{if ($N>max){max=$N};if ($N<min){min=$N}}END {print... (3 Replies)
Hello,
I have a bunch of xml file that needs to have edits made and I was wondering if a BASH script could handle it.
I would like the script to look within my xml files and replace all integers greater than 5px with a value that is 25% smaller. For example, 100px = 75px. Since the integers... (12 Replies)
Hi everyone,
I am trying to write a bash script which reads a data file and does some algebraic operations.
here is the structure of data.xml file that I have;
1 <data>
2 .
3 .
4 .
5 </data>
6 <data>
7 .
8 .
9 .
10</data>
etc.
Each data block contains same number of lines (say... (4 Replies)
Hi Guru's.
I am trying to use to check if $5 is greater than 80 & if not 100, then to print $0 :
awk '{ if ($5>80) && if ($5 != 100) print $0}
But getting error:
>bdf1|sed 's/%//g'|awk '{ if ($5>80) && if ($5 != 100) print $0}'
syntax error The source line is 1.
The error... (6 Replies)
Hello Everybody.
I am having trouble matching multiple strings within an instanza. I ONLY want it to print if it finds both strings within the range. Example input (newlines between groups inserted only for readibility):
Keywords to match are "artist" and "play count"
startgroup1
artist:... (5 Replies)
Hi All,
Do you have any sample script,
- auto get file from SFTP remote server and delete file in remove server after downloaded.
- only download specify filename
- auto upload file from local to SFTP remote server and delete local folder file after uploaded
- only upload specify filename
... (3 Replies)
Discussion started by: weesiong
3 Replies
LEARN ABOUT DEBIAN
sys::statistics::linux::memstats
Sys::Statistics::Linux::MemStats(3pm) User Contributed Perl Documentation Sys::Statistics::Linux::MemStats(3pm)NAME
Sys::Statistics::Linux::MemStats - Collect linux memory information.
SYNOPSIS
use Sys::Statistics::Linux::MemStats;
my $lxs = Sys::Statistics::Linux::MemStats->new;
my $stat = $lxs->get;
DESCRIPTION
Sys::Statistics::Linux::MemStats gathers memory statistics from the virtual /proc filesystem (procfs).
For more information read the documentation of the front-end module Sys::Statistics::Linux.
MEMORY INFORMATIONS
Generated by /proc/meminfo.
memused - Total size of used memory in kilobytes.
memfree - Total size of free memory in kilobytes.
memusedper - Total size of used memory in percent.
memtotal - Total size of memory in kilobytes.
buffers - Total size of buffers used from memory in kilobytes.
cached - Total size of cached memory in kilobytes.
realfree - Total size of memory is real free (memfree + buffers + cached).
realfreeper - Total size of memory is real free in percent of total memory.
swapused - Total size of swap space is used is kilobytes.
swapfree - Total size of swap space is free in kilobytes.
swapusedper - Total size of swap space is used in percent.
swaptotal - Total size of swap space in kilobytes.
swapcached - Memory that once was swapped out, is swapped back in but still also is in the swapfile.
active - Memory that has been used more recently and usually not reclaimed unless absolutely necessary.
inactive - Memory which has been less recently used and is more eligible to be reclaimed for other purposes.
On earlier kernels (2.4) Inact_dirty + Inact_laundry + Inact_clean.
The following statistics are only available by kernels from 2.6.
slab - Total size of memory in kilobytes that used by kernel for data structure allocations.
dirty - Total size of memory pages in kilobytes that waits to be written back to disk.
mapped - Total size of memory in kilbytes that is mapped by devices or libraries with mmap.
writeback - Total size of memory that was written back to disk.
committed_as - The amount of memory presently allocated on the system.
The following statistic is only available by kernels from 2.6.9.
commitlimit - Total amount of memory currently available to be allocated on the system.
METHODS
new()
Call "new()" to create a new object.
my $lxs = Sys::Statistics::Linux::MemStats->new;
It's possible to set the path to the proc filesystem.
Sys::Statistics::Linux::MemStats->new(
files => {
# This is the default
path => '/proc',
meminfo => 'meminfo',
}
);
get()
Call "get()" to get the statistics. "get()" returns the statistics as a hash reference.
my $stat = $lxs->get;
EXPORTS
No exports.
SEE ALSO proc(5)REPORTING BUGS
Please report all bugs to <jschulz.cpan(at)bloonix.de>.
AUTHOR
Jonny Schulz <jschulz.cpan(at)bloonix.de>.
COPYRIGHT
Copyright (c) 2006, 2007 by Jonny Schulz. All rights reserved.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
perl v5.14.2 2012-03-09 Sys::Statistics::Linux::MemStats(3pm)