1. Shell Programming and Scripting

Hi Folks, I need to compare two very huge file ( i.e the files would contain a minimum of 70k records each) using awk or sed. The comparison needs to be done with respect to a 'key'. For example : File1 ********** 1234|TONY|Y75634|20/07/2008 1235|TINA|XCVB56|30/07/2009... (13 Replies)

2. Shell Programming and Scripting

Hi I have 2 different folders on different machines. they are supposed to be same but some time for unknown reason they are not. then we have to generate a report for files which are not matching. I was doing as below - cd folder1 find . -type f | sort | cksum >1.txt cd folder2 find .... (7 Replies)

3. Shell Programming and Scripting

I do not know much about shell scripting so I am at a loss here. If someone can help me, that would be great! I have two directories /dir1 /dir2 I need to delete all files from /dir1 and that does not have a correspondent file in /dir2. It should NOT check file suffixes in /dir2 . Why?... (20 Replies)

4. Shell Programming and Scripting

i recently copied 400GB of data from a NTFS drive to a ext4 drive. I want to verify that the data is 100% identical to the original. I wanted to use cmp but it only does two files. The directory that was copied contains many subdirectories and all sorts of files (not just text). So I guess... (5 Replies)

5. Shell Programming and Scripting

I have two csv files having 90K records each & each row has around 50 columns.Lets say the file names are FILE1 and FILE2. I have to compare both the files and generate a new file that has rows from FILE2 if it differs. FILE1 ----- 2001,"John",25,19901130,21211.41,Unix Forum... (3 Replies)

6. Shell Programming and Scripting

Hi, I need help in shell scripting. If someone can help me, that would be great! Problem. I want Linux Script to compare two folders and copy missing files. Description. I have two directories /dir1 /dir2 I need to copy all distinct/new/unique/missing files from /dir1 and that... (1 Reply)

7. Shell Programming and Scripting

I need to compare two files (oldfile1 & newfile). Need to ignore the values which are present in both files. At the same time, i need to get only records in new file. Tried using Join -v1 -v2 oldfile1 newfile (suspect it has not worked as expected). could anyone of you please help me here. (5 Replies)

8. Shell Programming and Scripting

We have a folder XYZ with large number of files (>350,000). how can i split the folder and create say 10 of them XYZ1 to XYZ10 with 35,000 files each. (doesnt matter which files go where). (12 Replies)

9. Shell Programming and Scripting

Hello experts! I have 2 files. file1 is a list file containing uniquely names. e.g.: name1 number number name2 number number name5 number number name10 number number ... file2 is a data file arbitrary containing the names of file1 in paragraphs separated by "10" e.g. name4 ... (3 Replies)

10. Shell Programming and Scripting

Hello, my first thread here. I've been searching and fiddling around for about a week and I cannot find a solution.:confused: I have been converting all of my home videos to HEVC and sometimes the files end up smaller and sometimes they don't. I am currently comparing all the video files... (5 Replies)