Visit Our UNIX and Linux User Community


Writing a script that creates a 1GB file with zeros using dd


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Writing a script that creates a 1GB file with zeros using dd
# 1  
Old 07-16-2018
Writing a script that creates a 1GB file with zeros using dd

I am new to Linux. Using latest version of Ubuntu.

I want to make a script that creates a 1GB file filled with zeros using dd and then formats the file as vfat with a label of "MYFILE".

If anyone can help me it would be appreciated.
# 2  
Old 07-16-2018
Welcome to the forum.


Could it be this is a homework / coursework question?
If so, please heed the forum rules:
Quote:
(6) Do not post classroom or homework problems in the main forums. Homework and coursework questions can only be posted in this forum under special homework rules.
If not, please explain the background of the problem.
This User Gave Thanks to RudiC For This Post:

Previous Thread | Next Thread
Test Your Knowledge in Computers #956
Difficulty: Medium
A polymorphic virus infects files with an encrypted copy of itself which is decoded by a decryption module which is modified on each infection.
True or False?

10 More Discussions You Might Find Interesting

1. Red Hat

Script creates additional file

Hi, I have created a test script like this : # cat script1.sh DAY=$(date +%d) MONTH=$(date +%b) YEAR=$(date +%Y) BC01="Blast_BC01" BC15="Blast_BC15" DIR1="$MONTH$YEAR_$BC01" DIR2="$MONTH$YEAR_$BC07" DIR3="$MONTH$YEAR_$BC15" if ;then mkdir -p "$YEAR/$DIR3" fi # When I... (5 Replies)
Discussion started by: anaigini45
5 Replies

2. Shell Programming and Scripting

Ho to remove leading zeros from a csv file which is sent from a UNIX script

Hi All, I am using a informatica job to create a csv file and a unix script the mail the generated file.Everything is working fine but I am not seeing leading zeros in the csv file sent in the mail.These zeros were present when the .csv file was generated by informatica procees. Is there any... (11 Replies)
Discussion started by: karthik adiga
11 Replies

3. Shell Programming and Scripting

Writing a script that creates a 1GB file with zeros using dd

I am new to Linux. Using latest version of Ubuntu. I want to make a script that creates a 1GB file filled with zeros using dd and then formats the file as vfat with a label of "MYFILE". If anyone can help me it would be appreciated. (9 Replies)
Discussion started by: paviter619
9 Replies

4. Shell Programming and Scripting

Script that creates directory structure

Hi All, I have a script that does daily checks on my storage environment and is run from an AIX host. The script currently works great but I have been changing and updating bits of it to make it easier for my lesser colleagues to understand :p However now with the updates I have made I... (1 Reply)
Discussion started by: colinwilson1303
1 Replies

5. Shell Programming and Scripting

Script sometimes creates an empty file

I have a script that runs ditto for me, and occasionally (if I exit the script while ditto is running in the background) it will leave an empty file named 0 in the script's directory. The next time I run the script, it generates incorrect data because of this file. I know I can easily insert a... (1 Reply)
Discussion started by: reid
1 Replies

6. Shell Programming and Scripting

Script sometimes creates an empty file

I have a script that runs ditto for me, and occasionally (if I exit the script while ditto is running in the background) it will leave an empty file named 0 in the script's directory. The next time I run the script, it generates incorrect data because of this file. I know I can easily insert a... (1 Reply)
Discussion started by: reid
1 Replies

7. Shell Programming and Scripting

awk script creates empty line

I have the following awk script to which I pass the file > 10 0 0 10 0 0 > 12.997 0 5.71132 12.9098 0.0687626 5.48855 12.7506 0.174324 5.13225 12.5913 0.262662 4.80643 12.4316 0.335652 4.50283 12.2717 0.394598 4.21542 12.1113 0.440399 3.93957 11.9506 0.473646 3.67148 11.7894... (2 Replies)
Discussion started by: kristinu
2 Replies

8. Shell Programming and Scripting

sed in script creates output file ending with '?' (^M)

Hi, I'm trying to use sed within a shell script (bash, running ubuntu). The command works fine from the command line, but when I use it within the script, rather than creating a file with the name I've specified, it creates one that ends with a question mark '?' when you use ls, e.g.... (3 Replies)
Discussion started by: jennykay
3 Replies

9. UNIX for Dummies Questions & Answers

Have problem transfer large file bigger 1GB

Hi folks, I have a big problem.... and need help from your experience/knowledge. I previously install and use FREEBSD 7.0 release on my storage/backup file server, for some reason, I can not transfer any files that is bigger than 1GB. If I transfer it to Freebsd file server, the system... (2 Replies)
Discussion started by: bsdme2
2 Replies

10. UNIX for Advanced & Expert Users

ZIP file with 1GB or more

Hi, I have to do a search on a zip files whose sizes vary from 1GB to 1.5GB. I dont want to unzip it since if it goes beyond 2GB....... also will unzip -p filename | grep create any problems, will it unzip the whole file or will it unzip it piece by piece?? I appreciate your inputs... ... (1 Reply)
Discussion started by: baanprog
1 Replies

Featured Tech Videos