I 'm trying to grep 2 fieldds on 2 differnt lines. Like this:
psit > file
egrep -e '(NS|ES)' $file. Not working. If this succeeds then run next cmd else exit. Pls Help
Gundu (13 Replies)
Hi.
I have this format on a textfile:
VG Name /dev/vg00
PV Name /dev/dsk/c16t0d0
PV Name /dev/dsk/c18t0d0
PV Name /dev/dsk/c16t4d0
VG Name /dev/vg01
PV Name ... (6 Replies)
I have setof files with data and with same fields multiple times in each of the files.
for example:
file 1
name = mary kate
last name = kate
address = 123
street = abc
name = mary mark
last name = mark
address = 456
street = bcd
file 2
name = mary kate
last name = kate... (2 Replies)
Sir
I have a data file e.g. DATA31082009. This file consists of several data files appended to that file. The size of each data file is different. The first line of each file starts with "44". I want to grep data from "44" to the preceding line of next "44" and save it as a individual file.... (10 Replies)
I want to search files (basically .cc files) in /xx folder and subfolders.
Those files (*.cc files) must contain #include "header.h" AND x() function.
I am writing it another way to make it clear,
I wanna list of *.cc files that have 'header.h' & 'x()'. They must have two strings, header.h... (2 Replies)
hi
i have kind of below text in a file.
I want to get a complete paragraph starting with START and ending with before another START) which has a particular string say XYZ or ABC
START XYZ hshjghkjh 45 ljkfd
fldjlj d jldf
START 3493u ABC 454
4545454
4545454 45454
4545454
START ...... (3 Replies)
How do you grep 'select * from table_name' string from a script if the select * and from table_name are on 2 different lines ? like
select *
from table_name
Any help would be greatly appreciated !!!
Thanks
RDR (4 Replies)
I want to grep multiple lines from a text file. I want to grep all lines containing X,Y and NA in a single command. How do I go about doing that?
This is what my text files look like:
rs1983866 0.0983 10 100016313
rs1983865 0.5994 X 100016339
rs1983864 0.3272 11 100017453
rs7077266... (2 Replies)
I would like to use grep to select multiple lines from a text file using a single-column text file. Basically I want to only select lines from the first text file where the second column of the first text file matches the second text file. How do I go about doing that? Thanks! (5 Replies)
GM,
I have an issue at work, which requires a simple solution. But, after multiple attempts, I have not been able to hit on the code needed.
I am assuming that sed, awk or even perl could do what I need.
I have an application that adds extra blank page feeds, for multiple reports, when... (7 Replies)
Discussion started by: jxfish2
7 Replies
LEARN ABOUT DEBIAN
logtop
LOGTOP(1) General Commands Manual LOGTOP(1)NAME
logtop - Realtime log line rate analyser
SYNOPSIS
logtop [OPTIONS]
DESCRIPTION
logtop is a System Administrator tool analyzing line rate on stdin.
It reads on stdin and print a constantly updated result
displaying, in columns:
Line number, count, frequency, and the actual line.
$ tail -f FILE | logtop
is the friendly version of:
$ watch 'tail FILE | sort | uniq -c | sort -gr'
OPTIONS -s, --size=K
Only keep K lines in memory, instead of 10000.
-q, --quiet
Do not display a live view of the data, only display a top at exit.
-l, --line-by-line=K
Print result line by line, in a machine friendly format, K is the number of result to print per line.
Line by line format is : [%d %f %s ]*
%d : Number of occurences
%f : Frequency of apparition
%s : String (Control chars replaced by dots.
-i, --interval=K
Interval between graphical updates, in seconds. Defaults to 1.
-h, --help
Show summary of options.
-v, --version
Show version of program.
EXAMPLES
Here are some logtop usage examples.
tail -f cache.log | grep -o "HIT|MISS" | logtop
Realtime hit / miss ratio on some caching software log file.
tail -f access.log | cut -d' ' -f1 | logtop -s 10000
Realtime most querying IPs on your server, as long as log lines in access.log starts with the client IP.
tail -f access.log | cut -d' ' -f7 | logtop -s 10000
Realtime most requested web pages in a NCSA like log file.
cat auth.log | grep -v "CRON" | grep -o ": .*" | logtop -q -s 100000
Display a one-shot simple analyse of your auth.log.
SEE ALSO watch(1)AUTHOR
logtop was written by Julien Palard.
This manual page was written by Julien Palard <julien@palard.fr>, for the Debian project (and may be used by others).
April 16, 2011 LOGTOP(1)