All Questions
72
questions
1
vote
0
answers
57
views
How to command pv (Pipe Viewer) to work with diff?
using:
OS: Kubuntu 22.04.3 LTS x86_64
diff (GNU diffutils) 3.8 Copyright (C) 2021 Free Software Foundation, Inc.
pv 1.8.0 Copyright 2023 Andrew Wood, pv = Pipe Viewer
commands to display above:
...
- 367
1
vote
1
answer
196
views
On Linux, how can one diff directories, excluding files by name, but including directories of the same name?
Consider the following dir/file structure (all leaf nodes are regular files, not that it really matters):
$ tree
.
├── cool_1
│ ├── dumb
│ │ ├── file1
│ │ └── file2
│ └── foo
│ └── ...
- 119
4
votes
2
answers
11k
views
Best way to compare two very large directories in Linux
I need to compare two directories on Linux filesystems on two separate servers in order to identify whether all the files from SERVER1 are present on SERVER2. The total data set is about 4TB of files ...
- 141
0
votes
1
answer
179
views
Get the changes before and after a script run in linux (based on date and or size)
Given a directory with a tree of directories and files inside of it, presumably containing log files.
How to know which files got changed after running a specific application.
Taking into ...
- 243
3
votes
2
answers
765
views
Diff tool for finding a minimal set of changes
I have two versions of a text file, with many changes (including whitespace, linebreak differences, etc.). All of the diff tools I have tried (diff, diff --minimal, wdiff, kdiff3, meld) fail ...
- 131
7
votes
1
answer
468
views
Why is GNU diff such a memory hog? [closed]
There are enough questions asking how to diff large files, as diff can't handle them.
I'd like to know why GNU diff can't handle them.
I did a tiny experiment. I diffed two identical datasets, ...
- 325
2
votes
3
answers
3k
views
How to diff three binary files to show only what changed between 1 and 2 and then changed back between 2 and 3?
I have three binary files (memory dumps). Call them file1, file2, file3.
I'm trying to debug some software, and I'm toggling a switch.
file1 = switch off
file2 = switch on
file3 = switch off
I need ...
- 23
1
vote
0
answers
158
views
vimdiff show differences with only parent rows
Two config files contain many blocks of the form
block name {
.....
sub block name1 {
.........
sub block name2 {
....
}
}
.....
}
Example:
Input (LHS) :
ltm ...
- 103
0
votes
0
answers
68
views
How to set up diff so that it copies all modified and new files and subfolders recursively from a folder at a given interval?
How to set up diff so that it copies all modified and new files and subfolders recursively from a folder at a given interval?
Hi,
I have a folder (A) with a large number of subfolders.
I want to ...
- 428
0
votes
2
answers
2k
views
How to do a line insensitive difference (diff) in linux?
I have two text files where the order of lines does not matter. I want to find out the lines that are different in one file to the other. Using diff in linux finds the difference but also accounts for ...
- 132
5
votes
1
answer
4k
views
Ignore line endings when using Rsync
I want to sync two directories. The first one has CRLF and normal line endings, the second directory also has files with CRLF and normal line endings.
The problem is, when I execute this code:
...
- 153
1
vote
2
answers
2k
views
Comparing two large files in Linux without exhausting memory
I am using diff file1 file2 and getting memory exhausted exception. file1 and file 2 are 10 GB each.
I tried diff --speed-large-files file1 file2 but that didn't work.
How can I compare two files ...
- 11
0
votes
1
answer
70
views
diff on contents of a file
i'm trying to do a diff on two files and compare the contents and if they are different send an email. Below is my script that I cannot get to work for some reason. Any suggestions are welcome.
#!/...
- 1
5
votes
1
answer
818
views
Is there a ZFS-aware diff?
I often make snapshots of a ZFS volume (containing AOSP) make some changes (often extracting ZIP files over then top, or running scripts) and then run diff to see what has changed.
This is really ...
- 195
2
votes
1
answer
3k
views
bash: why use "treat all files as text" flag with the diff command?
I see a few examples when using the diff command, particularly using it recursively for checking whole directories, to use "diff -ar foo/ foo2/".
If I'm checking a bunch of mixed files (some text, ...
- 141