Questions tagged [bzip2]
Use bzip2 for questions about the files compressed with bzip2.
40
questions
529
votes
6
answers
1.3m
views
How to decompress a .bz2 file
I have a file as: filename.bz2 I need to decompress.
I have tried the command: tar xvjf filename.tar.bz2, but it didn't work as the file is not a tar file.
How do I decompress this file?
- 5,435
176
votes
7
answers
304k
views
How to password protect gzip files on the command line?
I want to create some tar.gz (and possibly tar.bz2) files, using the tar command on Ubuntu 10.04.
I want to password protect the file.
What is the command to do this (I have Googled, but found ...
- 4,343
156
votes
7
answers
123k
views
Pros and cons of bzip vs gzip?
I've known gzip for years, recently I saw bzip being used at work. Are they basically equivalent, or are there significant pros and cons to one of them over the other?
- 11.5k
48
votes
6
answers
43k
views
What is the difference between TAR vs CPIO archive file formats?
I am curious and did a bit of reading but still have questions.
What makes CPIO different than TAR? I was told in another question that tar is for pulling together many files into 1 archive which ...
- 3,284
45
votes
2
answers
23k
views
Is there a way to determine the decompressed size of a .bz2 file?
Is there a way to print the decompressed size of a .bz2 file without actually decompressing the entire thing?
- 7,607
31
votes
5
answers
37k
views
Between xz, gzip, and bzip2, which compression algorithim is the most efficient?
Between xz, gzip, and bzip2, which compression algorithm gives the smallest file size and fastest speed when compressing fairly large tarballs?
- 1,220
19
votes
7
answers
28k
views
Which archiving method is better for compressing text files on Linux?
In my application I need do compress of logs that are text files.
Seems that bzip2 and gzip have the same compression ratio.
Is that correct?
- 360
16
votes
5
answers
8k
views
Is there a way to mount a file.tar.bz2 without extracting it onto the filesystem?
Is there a way to mount a file.tar.bz2 without extracting it onto the filesystem? I don't care if the mount is read only.
Hopefully your answer will also apply to file.tar.gz.
"mount" in this ...
- 1,269
13
votes
3
answers
21k
views
How do I convert tar.bz2 to tar.gz?
I'm new in Linux, is this conversion possible?
Do I need to compress and decompress all content?
- 233
9
votes
4
answers
40k
views
Uncompress bz2 file from command line on Windows
Is there any tool in the Windows command line that allows me to do this? Otherwise, is there any light and portable application that will allow me to?
Related question, can I rename .bz2 extension to ...
- 215
7
votes
3
answers
33k
views
Extracting a *.tar.bz2 file?
I always used to use this command to extract files from a bzip2 tar ball:
tar xjvf file.tar.bz2
But right now on Ubuntu 14.04, I get this error:
tar: Conflicting compression options
Try 'tar --help'...
- 964
7
votes
3
answers
7k
views
Use tar vs bzip2 for creating a .tar.bz2 archive?
I just read that tar can create .tar.bz2 files. All this while, I was using tar + bzip2 to do this.
I was wondering if there was a difference between using tar to create the archive vs using bzip2?
...
- 233
7
votes
0
answers
422
views
What is the etymology behind "-j" indicating bzip2 for tar? [closed]
What is the etymology behind "-j" indicating bzip2 for tar?
- 432
5
votes
2
answers
2k
views
Linux - Is there a way to convert .bz2 files to .tar.bz2 files using pipes?
Is there a way to convert a .bz2 file to a .tar.bz2 file without decompressing the entire thing to disk and then re-compressing? The decompressed size is larger than my drive. Since bz2 operates on ...
- 7,607
4
votes
1
answer
7k
views
tar/bz2 compress a file removing uncompressed original
Is there any way to turn a directory called dir1 into dir1.tar.bz2 without keeping the original? I need to save space and want to compress some large files but don't have enough room to keep a ...
- 343
4
votes
2
answers
4k
views
Linux shell: repack a bz2 archive into xz
How can I repack .bz2 archive to .xz format, if I want to save datestamp of file and its chmod-chown settings?
I can use any standard tools and xz, lzma, p7zip
- 6,847
3
votes
4
answers
2k
views
Has zip any advantages over bz2? [duplicate]
Possible Duplicate:
How can I evaluate the best choice of archive format for compressing files?
I've just downloaded phpBB3 and saw they offer a bz2 (1.51 MB) and a zip (2.35 MB) download. This ...
- 3,434
3
votes
4
answers
12k
views
How to bzip2 multiple files into one single archive file
I am reading an offline document of bzip2 and I am told that I can compress multiple files into one single archive using bzip2 like this:
bzip2 finalArchive.bz2 file1 file2 file2
But when I try this ...
- 105
3
votes
2
answers
557
views
What type of data is compressed more effectively by bzip2 than gzip/zlib?
I'm comparing compression functions, and I'm surprised by what I'm seing. Maybe I'm doing something wrong, but everything I've tested has been more compressed by gzip than bzip2!
I was under the ...
- 1
3
votes
1
answer
6k
views
How to decompress a .bz2 file in Google Collab
The answers on this site mostly suggest using bzip2 and bunzip, but I can't install them in Google Collab.
- 133
3
votes
1
answer
4k
views
General Compressibility Of Various File Formats [closed]
Has anyone come across list of which file formats generally compress well (in general algorithms)?
Generally, text files .txt compress well, and media-files (.mp3, .avi, etc) do not compress well.
I'...
- 27.9k
2
votes
1
answer
8k
views
How to convert a file of format tar.gz to tar.bz2?
Like the title says, how do I do this conversion from the Linux console?
- 123
2
votes
2
answers
291
views
Modern command line file compression utilities
I am frequently moving large files around from server to server.
UNIXes comes with standard gzip and bzip2 compressors. However, what open options there exist beyond these, especially ones utilizing ...
- 2,410
2
votes
1
answer
2k
views
Is there a way to extract a bzip2-archive's content into another directory without creating temporary files?
I'm working with Wikipedia XML dumps and am looking for a way to extract them directly onto my ramdisk. They are simply a single xml file compressed with bzip2.
I tried
bzip2 -dk archive.bz2 /target/...
- 132
1
vote
3
answers
10k
views
Good Open Source/Free Program to Convert a bz2 file to ISO? [closed]
I have a very large bz2 file which I want to convert to a ISO image. Are there any good open source/free programs that can do this WITHOUT having to extract it first?
EDIT: When I mean "without ...
- 2,065
1
vote
2
answers
3k
views
Extracting a bzip2 file throws "Can't guess original name" and does not extract separate files
I made a bzip2 file by
bzip2 -c /home/os/picture1 > /home/os/Desktop/pic.image
bzip2 -c /home/os/picture2 >> /home/os/Desktop/pic.image
But now extracting pic.image by bzip2 -d /home/os/...
- 967
1
vote
1
answer
426
views
recompressing .gz and .bz2 files to attain the same hash/checksum (mod timestamps?)
i want to duplicate the entire contents of wikimedia's dumps, monthly, and upload them to amazon glacier and/or tape backup and/or a third backup medium that can survive corporation collapse/...
- 23
1
vote
1
answer
2k
views
Cannot Generate .tar.bz2 File
How do I make a .tar.bz2 from directory tree in Win10?
Trying tar -cjf Archive.tar.bz2 www
and getting tar: Can't launch external program: bzip2.
Refs: Cannot Generate .tar File,
https://blogs....
- 205
1
vote
2
answers
3k
views
extract archived .bz2 files inside a .tar archive with a single command
i need to decompress .bz2 files inside a .tar archive (two step decompression)
For example:
requested_files_1.tar
has multiple .bz2 files inside.
How can I extract them with a single command ...
- 13
1
vote
1
answer
563
views
R INSTALL ON SERVER ERROR "bzip2 library and headers are required" despite being already installed
I keep getting the error
checking whether bzip2 support suffices... configure: error: bzip2 library and headers are required
when trying to install R onto a server environment. I installed bzip2 ...
1
vote
0
answers
598
views
wget only new or updated files when the source files are compressed but the destination files are uncompressed
I would like to know how to wget files from a url which are stored with bz2 compression. However, I would like to only wget the new and updated files, relative to my destination, where the files are ...
- 11
1
vote
1
answer
142
views
Unzipping a .btbz2 file on Linux
I just started working on Linux and got my first challenge
I have this file under some directory and I guess it is a zip file I need to unzip can any one please tell how to unzip this .btbz2 file
- 113
1
vote
2
answers
1k
views
bzgrep -H pattern file.bz2 gives no filename, but "standard input"
I thought -H always should print filename before matched line. this is true for grep, but not for bzgrep:
$ grep -H pattern file1
file1: data pattern data
$ bzgrep -H pattern file2.bz2
(standard ...
- 23
0
votes
3
answers
7k
views
Is there a way to estimate how much space a file or directory of a given size will take up after being compressed with tar and bzip2?
Due to an imminent distro switch, I would like to backup my home directory. However, my home directory is 29 gigabytes. I would like to know how much space this would take up after being compressed ...
- 387
0
votes
1
answer
2k
views
How to recursively bzip2 files in a folder to a single bz2 file
I have this problem, where I need to find all files with a particular name and zip all of them into a single zip file.
I tired things like
find . -not -name "*bz2" -name "myname*" -exec bzip2 test....
0
votes
1
answer
1k
views
Linux says tar file doesn't exist
I'm REALLY new to Linux, so just bear with me...
I downloaded a .tar.bz2 file, and I am trying to unpack it. However, each time I attempt to unpack the tarball using tar zxvf Linux says "Cannot ...
- 1
0
votes
1
answer
3k
views
Extracting .bz2 file on Windows creates a single file with no extension, how do i open it?
I have no idea what kind of file this is, if i open it in Notepad ++ first few strings look like this:
Layer 0
0
true
false
false
true
false
wmNone
0
0
- 103
0
votes
1
answer
3k
views
Failing to extract a tar/bz2 file
File in question is http://code.google.com/p/wkhtmltopdf/downloads/detail?name=wkhtmltopdf-0.10.0_rc2-static-i386.tar.bz2
meder@pc:~$ tar -xvjf wkhtmltopdf-0.10.0_rc2-static-i386.tar.bz2
bzip2: (...
- 1,889
0
votes
0
answers
158
views
Untar bz2 to Microsd fails
I am trying to uncompress tar.bz2 file to ext3 formatted MicroSD card and after copying some files to card I see below errors and tar fails with below errors
tar: ./usr/lib/gcc/gcc/arm-poky-linux-...
0
votes
2
answers
958
views
bzip2 randomly launches on OS X 10.6.8
Is there an application for OS X that will let me view what parent process is launching bzip2? It randomly opens up and eats a massive amount of CPU so it sorta lags the computer. I'm not sure what's ...
- 1,195