10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Hi All,
I have a input file as below. Input file may contain more hostlists.
sample Input file
$ cat hostlist.lst
cs18-db1-1-sjl
cs22-db1-1-was
na88-db1-1-chi
na21-db1-2-was
I want the output like below format. Pls help. Thanks !
Output format:
... (4 Replies)
Discussion started by: kamauv234
4 Replies
2. Shell Programming and Scripting
My scenario is as follows.
1. I have a reference file with the IP addresses and names
$ cat ref.list
10.11.xxx.xxx AA
10.12.xxx.xxx BB
10.13.xxx.xxx CC
10.14.xxx.xxx DD
2. A script runs and gets me one of the IP addresses and puts it in a separate file, for e.g... (2 Replies)
Discussion started by: Nagesh_1985
2 Replies
3. Shell Programming and Scripting
(qemu) migrate -d tcp:192.168.122.1:4444
(qemu) info migrate
capabilities: xbzrle: off
Migration status: completed
total time: 4425 milliseconds
downtime: 3 milliseconds
transferred ram: 130338 kbytes
remaining ram: 0 kbytes
total ram: 1057152 kbytes
duplicate: 232613 pages
normal:... (0 Replies)
Discussion started by: yanglei_fage
0 Replies
4. Shell Programming and Scripting
Hi,
If I have loads of logs like below and I am interested to print the requests(lines) which have taken more than 1000 ms. In this case how could I print the two highlighted lines ?
abc.log
reqquest id232342 , adfghfasdfsaf, TIME=30
reqquest id11111 , asdfdfghdffsaf, TIME=54
reqquest... (4 Replies)
Discussion started by: nariwithu
4 Replies
5. Shell Programming and Scripting
Hi All,
Is it wrong to do something like this:
ssh -T $PROXY_USER@$PROXY_SERVER < script.txt > ssh_output.log
I ran and it works fine and does what I need. I wanted to pass a set of commands to the ssh session and store an output in the log file.
Thanks (4 Replies)
Discussion started by: rdogadin
4 Replies
6. Shell Programming and Scripting
Hello All,
I have created a script to capture logs on every day at every 3 Min.Please find in attach.So my goal is to mail all the logs to myself for pertical date.So can anyone guide me how can i this on the basis of the attached logs.
Regards
Ankit (0 Replies)
Discussion started by: ajaincv
0 Replies
7. Shell Programming and Scripting
Hi,
I have two files , one file with data file with attributes that need to be sent to another file to generate a predefined format.
Example:
File.txt
AP|{SSHA}VEEg42CNCghUnGhCVg==
APVG3|{SSHA}XK|"password"
AP3|{SSHA}XK|"This is test"
....
etc
---------
test.sh has... (1 Reply)
Discussion started by: hudson03051nh
1 Replies
8. Shell Programming and Scripting
Hi,
I am having an Input file .which is having a list of names.
comapring with our database , needs to write the out put in file called output.txt , format should be name--> country--->phone number
could you please help me..
thanks in advance (7 Replies)
Discussion started by: hegdeshashi
7 Replies
9. Shell Programming and Scripting
Hi guys. Is it possible (I'm sure it is) to use the output of a simple 'ls' command as input of another command 'tail'.
It is not really the output of the 'ls'. I have to useeach line of the output.
This is the first command...
ls *myFile*021308*
Which it outputs many filenames. For each... (3 Replies)
Discussion started by: rodrimuino
3 Replies
10. Shell Programming and Scripting
This site has been very helpful thus far.. I thank you all in advance for sharing the knowledge. Let me get to it.
I am trying to write a very small script to take away from the boredom of doing the same thing over and over.
Everynow and again I have to get the hex value of a file using a... (2 Replies)
Discussion started by: BkontheShell718
2 Replies
HEAD(1) User Commands HEAD(1)
NAME
head - output the first part of files
SYNOPSIS
head [OPTION]... [FILE]...
DESCRIPTION
Print the first 10 lines of each FILE to standard output. With more than one FILE, precede each with a header giving the file name. With
no FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
-c, --bytes=[-]K
print the first K bytes of each file; with the leading '-', print all but the last K bytes of each file
-n, --lines=[-]K
print the first K lines instead of the first 10; with the leading '-', print all but the last K lines of each file
-q, --quiet, --silent
never print headers giving file names
-v, --verbose
always print headers giving file names
--help display this help and exit
--version
output version information and exit
K may have a multiplier suffix: b 512, kB 1000, K 1024, MB 1000*1000, M 1024*1024, GB 1000*1000*1000, G 1024*1024*1024, and so on for T, P,
E, Z, Y.
GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report head translation bugs to <http://translationproject.org/team/>
AUTHOR
Written by David MacKenzie and Jim Meyering.
COPYRIGHT
Copyright (C) 2013 Free Software Foundation, Inc. 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 head is maintained as a Texinfo manual. If the info and head programs are properly installed at your site, the
command
info coreutils 'head invocation'
should give you access to the complete manual.
GNU coreutils 8.22 June 2014 HEAD(1)
