print $NR wouldn't have the expected result, it would print the field at the position referenced by the Number of Records (NR) variable, which means that if you've more records than fields, you'll get nothing. For example if there were 6 records, then NR would be set to 6, thus "print $NR" would evaluate to "print $6" hence the sixth field would be printed.
The shortest version of this is (from the command line):
What are the chances of possibly posting some of the more common how-to type stuff for the newbies so we can avoid the repititious stuff that appears every other day? Not so much like a Q&A forum, but more like a reference area for the mundane stuff.
Beyond searching the forum, I think people... (3 Replies)
Discussion started by: ober5861
3 Replies
2. Post Here to Contact Site Administrators and Moderators
I am dealing with a very large firewall logfile (more than 10G),
the logfile like this
*snip*
Nov 9 10:12:01 testfirewall root:
Nov 9 10:12:01 testfirewall root: 0:00:11 accept testfw01-hme0 >hme0 proto: icmp;
src: test001.example.net; dst: abc.dst.net; rule: 1; icmp-type: 8;... (8 Replies)
hi
iam new of the ksh script.iwant in formation of how to call in logfile in
ksh scripts. if the meaning in ksh.
please help me
thanks
naveen.g (1 Reply)
Discussion started by: naveeng.81
1 Replies
5. Post Here to Contact Site Administrators and Moderators
Hi
Just a thought if it already hasn't been suggested.
While looking at the forums I thought it might be a good idea under somewhere like 'special forums' add a section called 'projects'. I think this would be good for people to be able to post projects they have created.
For example I am... (3 Replies)
I have a list of Servers in no particular order as follows:
virtualMachines="IIBSBS IIBVICDMS01 IIBVICMA01"And I am generating some output from a pre-existing script that gives me the following (this is a sample output selection).
9/17/2010 8:00:05 PM: Normal backup using VDRBACKUPS... (2 Replies)
Hey,
I have a problem about how to get one section of a file?
I'm new to shell, but by reading some tutorial, I think I can use awk to do this.
my input file:
>ref|ZP_04937576.1|
ECRINAEDPKTFMPSPGKVKHFHAPGGNGVRVDSHLYSGYSVPPNYDSLVGKVITYGAD
DEALARMRNALDELIVDGIKTNTELHKDLVRDAAFCKGGVNIHYLE... (11 Replies)
I have searched in a variety of ways in a variety of places but have come up empty.
I would like to prepend a portion of a section header to each following line until the next section header. I have been using sed for most things up until now but I'd go for a solution in just about anything--... (7 Replies)
Hi, I have a log file from Munin like this:2012/12/04 13:45:31 : Munin-update finished (29.68 sec)
2012/12/04 13:50:01 Opened log file
2012/12/04 13:50:01 : Starting munin-update
2012/12/04 13:50:01 Error occured in under in the configuration.
2012/12/04 13:50:01 Could not parse datafile... (9 Replies)
Bonjour,
I've wrote a script to monitor a logfile in realtime. It is working almost perfeclty except for two things.
The script use the following technique :
tail -fn0 $logfile | \
while read line ; do
... some stuff
done
First one, I'd like a way to end the monitoring script if a... (3 Replies)
Discussion started by: Warluck
3 Replies
LEARN ABOUT DEBIAN
recsel
RECSEL(1) User Commands RECSEL(1)NAME
recsel - print records from a recfile
SYNOPSIS
recsel [OPTION]... [-t TYPE] [-n INDEXES | -e RECORD_EXPR | -q EXPR | -m NUM] [-c | (-p|-P) FIELD_EXPR] [FILE]...
DESCRIPTION
Select and print rec data.
-d, --include-descriptors
print record descriptors along with the matched records.
-C, --collapse
do not section the result in records with newlines.
-S, --sort=FIELD
sort the output by the specified field.
-U, --uniq
remove duplicated fields in the output records.
-s, --password=STR
decrypt confidential fields with the given password.
--help print a help message and exit.
--version
show version and exit.
Record selection options:
-i, --case-insensitive
make strings case-insensitive in selection expressions.
-t, --type=TYPE
operate on records of the specified type only.
-e, --expression=EXPR
selection expression.
-q, --quick=STR
select records with fields containing a string.
-n, --number=NUM,...
select specific records by position, with ranges.
-R, --random=NUM
select a given number of random records.
Output options:
-p, --print=FIELDS
comma-separated list of fields to print for each matching record.
-P, --print-values=FIELDS
as -p, but print only the values of the selected fields.
-R, --print-row=FIELDS
as -P, but separate the values with spaces instead of newlines.
-c, --count
print a count of the matching records instead of the records themselves.
Special options:
--print-sexps
print the data in sexps instead of rec format.
AUTHOR
Written by Jose E. Marchesi.
REPORTING BUGS
Report bugs to: bug-recutils@gnu.org
GNU recutils home page: <http://www.gnu.org/software/recutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
COPYRIGHT
Copyright (C) 2010, 2011, 2012 Jose E. Marchesi. 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 recsel is maintained as a Texinfo manual. If the info and recsel programs are properly installed at your site,
the command
info recsel
should give you access to the complete manual.
recsel 1.4.93 January 2012 RECSEL(1)