Login or Register to Ask a Question and Join Our Community


UNIX for Dummies Questions & Answers

Insert three lines after a particular line in ntp.conf

 
Thread Tools Search this Thread
Top Forums UNIX for Dummies Questions & Answers Insert three lines after a particular line in ntp.conf
# 1  
Old 09-11-2013
Insert three lines after a particular line in ntp.conf
I want to insert three lines after the below three lines in ntp.conf:

Code:
 
server 0.rhel.pool.ntp.org
server 1.rhel.pool.ntp.org
server 2.rhel.pool.ntp.org
<Insert line 1 >
<Insert line 2 >
<Insert line 3 >

Now how can i do so?
Last edited by vbe; 09-11-2013 at 11:42 AM.. Reason: code tags please not HTML...
# 2  
Old 09-11-2013
Is it at the end of file? In which case you can just append...
# 3  
Old 09-11-2013
No it it not at the middle of the file ntp.conf
# 4  
Old 09-11-2013
Code:
sed '/server 2/a\line1\nline2\nline3\n' ntp.conf
server 0.rhel.pool.ntp.org
server 1.rhel.pool.ntp.org
server 2.rhel.pool.ntp.org
line1
line2
line3

 
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

sed command to Insert a line before the last four lines of the file

By using sed command, How to insert a new line before the last four lines of the file. Old Line Old Line NEW LINE! Old Line Old Line Old Line Old Line (8 Replies)
Discussion started by: wridler
8 Replies

2. Shell Programming and Scripting

Insert String every n lines, resetting line counter at desired string

I need to read a text file and insert a string every n lines, but also have the line counter restart when I come across a header string. Line repeating working every 3 lines using code: sed '0~3 s/$/\nINSERT/g' < INPUT/PATH/FILE_NAME.txt > OUTPUT/PATH/FILE_NAME.txt I cannot seem to find... (1 Reply)
Discussion started by: Skonectthedots
1 Replies

3. Red Hat

Ntp client sync with local over ntp server

Hi, I have two ntp servers in my cluster and I want all the nodes in my cluster to sync with either of the ntp servers or just one. Unfortunately it keep rotating the sync, between my ntp server 1, ntp server 2 and local. Is there anyway I can change the sync to avoid local? # ntpq -p ... (3 Replies)
Discussion started by: pjeedu2247
3 Replies

4. Shell Programming and Scripting

How to read a text file line by line and insert into a database table?

I have a test file that I want to read and insert only certain lines into the the table based on a filter. 1. Rread the log file 12 Hours back Getdate() -12 Hours 2. Extract the following information on for lines that say "DUMP is complete" A. Date B. Database Name C.... (2 Replies)
Discussion started by: JolietJake
2 Replies

5. Shell Programming and Scripting

Insert lines above matching line with content from matching

Hi, I have text file: Name: xyz Gender: M Address: "120_B_C; ksilskdj; lsudlfw" Zip: 20392 Name: KLM Gender: F Address: "65_D_F; wnmlsi;lsuod;,...." Zip:90233I want to insert 2 new lines before the 'Address: ' line deriving value from this Address line value The Address value in quotes... (1 Reply)
Discussion started by: ysrini
1 Replies

6. Shell Programming and Scripting

Find regex, place on individual lines and insert blank line before

Hello, I have a file that I want to be able to insert a new line before every instance of a regex. I can get it to do this for each line that contains the regex, but not for each instance. Contents of infile: Test this 1... Test this 2... Test this 3... Test this 4... Test this... (2 Replies)
Discussion started by: deneuve01
2 Replies

7. Shell Programming and Scripting

How to insert line with between two consecutive lines that match special pattern?

I have following pattern in a file: 00:01:38 UTC abcd 00:01:48 UTC 00:01:58 UTC efgh 00:02:08 UTC 00:02:18 UTC and I need to change something like the following 00:01:38 UTC abcd 00:01:48 UTC XXXX 00:01:58 UTC efgh 00:02:08 UTC XXXX (6 Replies)
Discussion started by: jjnight
6 Replies

8. HP-UX

Setting up NTP HP-UX clients from solaris NTP server

Hi I wonder if its possible to setup NTP clients running HP-UX o.s. from a solaris 10 NTP server? FR (3 Replies)
Discussion started by: fretagi
3 Replies

9. Shell Programming and Scripting

insert blank line between lines

Hello, I am trying to write a script that will count the number of characters for each line in a file and all the lines that have less than 80 characters and that are ending with a period, I want it to insert a blank line after them immediately. But, for whatever reason the condition if ]] is... (3 Replies)
Discussion started by: Pouchie1
3 Replies

10. Red Hat

ntp.conf vs. step-tickers

I've got two suites. Both suites have servers with a ntp.conf and step-tickers file. Both suites are running fine with respect to time. One suite of servers has empty step-ticker files, the other one has content in the files. Do I need both files? Should the files be populated? Should the two... (1 Reply)
Discussion started by: scottwevans
1 Replies
Login or Register to Ask a Question