If the logs are very big it may be a good trick to read them backwards, because maybe the interesting part is more likely at the end of the file, so we maybe save to read tons of old lines that way:
Hi,
I'm trying to accomplish the following and would like some suggestions or possible bash script examples that may work
I have a directory that has a list of log files that's periodically dumped from a script that is crontab that are rotated 4 generations. There will be a time stamp that is... (4 Replies)
Hi,
Is it possible to set the two time formats in a single machine. My machine time is in EST and the logs are in PST. What would be the issue, and how to make change of this.? (5 Replies)
Hi there, am trying to parse an Apache 'server' config file. A snippet of the config file is shown below:
.....
ProxyPassReverse /foo http://foo.example.com/bar
.....
.....
RewriteRule ^/(.*) http://www.example.com/$1
RewriteRule /redirect https://www.example1.com/$1
........ (7 Replies)
Hello,
I have a log file for the year, which contains lines starting with the data in the format of YYYY-MM-DD. I need to get all the lines that contain the DD being 04, how would I do this? I tried using grep "*-*04" but it didn't work.
Any quick one liners I should know about?
Thank you. (2 Replies)
I was looking at this script which outputs the two lines which differs less than one sec.
#!/usr/bin/perl -w
use strict;
use warnings;
use Time::Local;
use constant SEC_MILIC => 1000;
my $file='infile';
## Open for reading argument file.
open my $fh, "<", $file or die "Cannot... (1 Reply)
Greetings
I have a file formatted like this:
rhino grey weight=1003;height=231;class=heaviest;histology=9,0,0,8
bird white weight=23;height=88;class=light;histology=7,5,1,0,0
turtle green weight=40;height=9;class=light;histology=6,0,2,0... (2 Replies)
Hello All,
Below is the excerpt from my Informatica log file which has 4 blocks of lines (starting with WRITER_1_*_1). Like these my log file will have multiple blocks of same pattern.
WRITER_1_*_1> WRT_8161
TARGET BASED COMMIT POINT Thu May 08 09:33:21 2014... (13 Replies)
I am developing one script which will take log file name, output file name, date, hour and minute as an argument and based on these inputs, the script will scan and capture all the error(s) that have been triggered from a given time. Example: script should capture all the error after 13:50 on Jan... (2 Replies)
I am trying to do a comparison of files based on their last modified date.
I am pulling the first file from a webapp folder using curl.
curl --silent -I http://localhost:8023/conf/log4j2.xml | grep Last
Last-Modified: Tue, 22 Mar 2016 22:02:18 GMT
The second file is on local disk.
stat... (2 Replies)
The below perl script parses a variety of formats. If I use the numeric text file as input the script works correctly. However using the alpha text file as input there is a black output file. The portion in bold splits the field to parse f or NC_000023.10:g.153297761C>A into a variable $common but... (3 Replies)
Discussion started by: cmccabe
3 Replies
LEARN ABOUT CENTOS
grub-render-label
GRUB-RENDER-LABEL(1) User Commands GRUB-RENDER-LABEL(1)NAME
grub-render-label - generate a .disk_label for Apple Macs.
SYNOPSIS
grub-render-label [OPTION...] [OPTIONS]
DESCRIPTION
Render Apple .disk_label.
-b, --bgcolor=COLOR
use COLOR for background
-c, --color=COLOR
use COLOR for text
-f, --font=FILE
use FILE as font (PF2).
-i, --input=FILE
read text from FILE.
-o, --output=FILE
set output filename. Default is STDOUT
-t, --text=STRING
set the label to render
-v, --verbose
print verbose messages.
-?, --help
give this help list
--usage
give a short usage message
-V, --version
print program version
Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.
REPORTING BUGS
Report bugs to <bug-grub@gnu.org>.
SEE ALSO
The full documentation for grub-render-label is maintained as a Texinfo manual. If the info and grub-render-label programs are properly
installed at your site, the command
info grub-render-label
should give you access to the complete manual.
grub-render-label (GRUB) 2.02-2ubuntu8.3 July 2018 GRUB-RENDER-LABEL(1)