The tar archive format and/or the command-line utility for working with tar files.

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7
votes
2answers
4k views

Can I automate tar's multi-volume-feature?

Ok, so I've just had a read through this page after a way to improve my current backup solution on my Debian server. Tar seems to be offering a quite nice multi-volume feature, although when I try it ...
6
votes
3answers
503 views

How to convert tar file from gnu format to pax format

On the one hand I have a lot of tar files created with gnu format, and on the other hand I have a tool that only supports pax (aka posix) format. I am looking for an easy way to convert the existing ...
3
votes
1answer
171 views

How to create a folder which will change its contents’ ownership to what the folder has?

In a GNU/Linux OS there is no way to change ownership of a file until you are root. But what if I want to hide my system’s username e.g. before sending a file to someone, because some things like tar ...
2
votes
1answer
288 views

Issues while untaring tarball with acl

I am getting an error “Unknown file type 'A', extracted as normal file” while un-taring a set of files which has acl permissions set. I had created the tar file in Solaris with tar -cpfv ...
3
votes
1answer
465 views

tar: exclude gzip file, and don't try to gunzip it

I would like to skip a large gzip file when I extract a tar file, but everytime tar starts to gunzip it to look inside it seems. Even when I just try to peek inside tar seems to start gunzipping it, ...
4
votes
2answers
892 views

diff a gzipped tarball against a directory?

Is there a way I can diff a gzipped tarball against an existing directory? I would like to be able to do it without extracting the data from the tarball.
3
votes
1answer
464 views

“tar --exclude-backups” does not exclude files with tilde at end

If I have the following directory: $ ls -a foo . .. a #a# a~ b b.bkp c .git .hg .svn and call: $ tar zcf foo-no-bkp.tar.gz --exclude-backups foo/ The resulting archive still has backup ...
7
votes
5answers
2k views

force copying a corrupted home directory

I have a home directory in a disk that has a lot of corrupted files. I am trying to save most files as possible. I am trying to create a backup of my home directory on an external drive using tar ...
3
votes
1answer
419 views

Extract directory from wget's stdout

I am trying to wget a tarball from github.com and, without creating a temporary file, extract a subdirectory from it: wget -qO- https://github.com/django-nonrel/django-nonrel/tarball/develop | tar ...
9
votes
4answers
5k views

Rename directory inside of a tar archive

Is it possible to rename a directory inside of a tar archive? My use case is that I have an externally provided RPM spec file that assumes a tarball with a certain directory structure, and I have an ...
2
votes
1answer
709 views

Extracting / Installing a TAR file

When I extract a tar file using this command: tar xvzf gcc-4.7.1.tar.gz (This is the directory the tar file is in: cd /u/test/GCC-4.7.1/) The files were extracted but they are in /dev/... (see below ...
1
vote
1answer
389 views

Recover corrupted .tar salvaged from Android

I had an android phone that developed a fault in which it only persistently showed the boot logo. I sent it for Samsung for repair, who send it to a third-party company to be repaired. I was told that ...
9
votes
2answers
1k views

Dereferencing hard links

In the manual page of tar command, an option for following hard links is listed. -h, --dereference follow symlinks; archive and dump the files they point to --hard-dereference follow ...
0
votes
3answers
549 views

Zip file using tar on linux server

I'm trying to make a zip file out of some files but when I extract the zip I only get 1 file. tar cfvz test.zip file1.mp3 file2.mp3 file3.jpg And after I extract test.zip I only get a "test" ...
3
votes
2answers
970 views

I want to tar X directory not including its parents

tar cvf /var/lib/backup/sample.tar /home/user/.project However, when I extract, I get its parents as well /backup/ - /home/ - /user/ - .project/ This tar commands does it job ...
4
votes
3answers
3k views

Why does tar --exclude=“.*” create an empty archive?

Everything I read says that to exclude .svn and .htaccess and other hidden files when creating a tar archive, use the --exclude=".*" pattern. When I try, I get an empty archive. When I leave out the ...
1
vote
1answer
185 views

rpm and deb fileformat are blocked by my ISP. How to install software?

I have a very peculiar problem, Just be patient with what I am saying and then see what all suggestion you can give me. I have situation where my ISP has blocked .rpm and .deb files to be downloaded. ...
5
votes
2answers
3k views

If I change permissions on a tar file, will that apply to the files inside it?

I have a script that runs regularly via cron, that creates a tar.gz file for the purpose of backing up a directory. For reasons beyond my control, the only user who can execute the script via cron is ...
8
votes
1answer
5k views

How to check/test .tar.bz archives?

I've been using tar with its "--use-compress-prog=pbzip2" function to archive my files then compress them with pbzip2 to get an "*.tar.bz" archive. Afterwards I checked the resulting file with ...
2
votes
2answers
300 views

Untar directory from large tarball

How do I untar a directory that I don't know the path to? I only know the directory name. I know how to untar a single file with a wildcard: tar -xf somefile.tar.gz --wildcards --no-anchored ...
4
votes
3answers
250 views

Indexed archive format?

I need to create compressed archives of files, and be able to quickly extract individual files/directories from them. The problem is, for example, tar.bz2 seems to be not the best choice for such ...
4
votes
5answers
8k views

tar files only, no directories

I can probably write a shell script to find files only, then pass the list to tar, but I am wondering whether there already is a built-in feature in tar that allows doing just that, in a single ...
12
votes
4answers
6k views

Create tar archive of a directory, except for hidden files?

Here's a newb question. I'm wanting to create a tar archive of a specific directory (with its subdirectories of course). But when I do it, using the tar command, I get a list of files that were ...
4
votes
2answers
2k views

Why doesn't tar ask before overwriting existing files?

I lost a couple hundred lines of a Vim plugin I wrote and continue back up every so often because I extracted a tar file containing an older version. I decided not to use source control management ...
3
votes
1answer
550 views

HP-UX 9: Backup filesystem using tar

So I've got an HP-UX 9 box that I'm trying to backup, first to a tape with fbackup, to no avail, and now to a folder shared over NFS. I'm using the command "tar -cvf /nfs/Results/backup.tar /" where ...
3
votes
2answers
9k views

find a file within a tar.gz archive

Is it possible to use the find command so that it searches the files within a tar.gz archive also using wildcards? like find archive.tar.gz --name *foo*
4
votes
2answers
1k views

Using files that have spaces in their name in pipes

I have folder named play which contains a file damn file (with space). When I use find and pipe the output to tar: find play/ -name 'damn*' | tar cf archive.tar -T - It works perfectly. Why does ...
2
votes
2answers
226 views

Create release version using tar

I have a project with the usual stuff (source code, yadda, yadda) and I want to have a command to Scons (but it could be whatever build system to be honest) that will do the following: Build the ...
3
votes
5answers
745 views

How do I extract all .htaccess files from a tarball?

I want to extract all .htaccess files from a tarball, how can I do so? I see only one mention of "include" in the manual page of tar which is not related with an option for including only certain ...
3
votes
2answers
2k views

Tar overwrites read only files

I created directory test, created file 1.txt in test, wrote 'Before' in this file. Then I went cd .. and used the command: tar -cvzf ./test.tgz ./test Then I entered the test dir again. Opened ...
1
vote
1answer
436 views

Using tar on a file with an @ (at symbol)

I'm trying to extract a tarball using tar -xvf that's in the format (where * is any word character) *@*@*@*.tar.gz but I think tar is trying to find the file at a remote location. The error I get is ...
8
votes
2answers
7k views

How to create backup from symbolic links?

I have a directory with symbolic links to other directories. I want to archive the symbolic links, not as links but as archives containing the files of directories they refer to, using tar command. ...
0
votes
0answers
48 views

Backing up to DVD [duplicate]

Possible Duplicate: Splitting large directory tree into specified-size chunks? I have a partition that is about 14G and I need to back it up to DVD in such a way that I can use each disc to ...
5
votes
1answer
2k views

Cannot open: Input/output error with tar command in a shell script

I am trying to create a tar ball in a shell script (I have enabled set -x), but I get an error: + cd /home5/mysite/public_html + TAR_DUMP=gypo_2012-02-18-03:51:15.tar.gz + echo 'Tar name: ...
4
votes
1answer
4k views

Will tar -cvzf packed.tar.gz mydir take hidden files into account?

I need to create a tarball of a given directory. However, I need to make sure hidden files are included too (such as those beginning with .). Will the following command automatically take the hidden ...
4
votes
4answers
300 views

Generating sets of files that fit on a given media size for tar -T

Can anyone suggest a script that will take as input the name of one or more directories and a media size, and output lists of files for input to tar using -T (assuming no compression)? ...
5
votes
3answers
1k views

Look at the tar log contents without extracting them

tar -tvf file.tar contains log files. Is there anyway to do something like this tar -tvf file.tar | head -1 | awk '{print $NF}' | xargs less {} This would give file not found, but is there a way? ...
4
votes
4answers
645 views

How can I move the entire OS to a different server?

I want to install RhodeCode on a test server at work. However, the internet access is restricted for that server, and RhodeCode has a lot of dependencies (I don't even have Python on that server). So ...
16
votes
2answers
12k views

tar cvf or tar -cvf ?

I have learned to use tar without '-' for options, like tar cvfz dir.tar.gz Directory/ but I recently came accross the slightly different tar -czvf syntax (I think the 'f' must be the last option in ...
9
votes
2answers
4k views

How to create a tar.gz file from a folder excluding a folder

How do I exclude a file or folder while creating a tar.gz file with tar command?
11
votes
2answers
859 views

Tar up all PDFs in a directory, retaining directory structure

I'm trying to create a compressed tarball that contains all PDF files that exist in one of my directories. The directory structure needs to be retained. Empty directories are not needed, but I really ...
2
votes
2answers
1k views

I need to transfer a very large folder over FTP, without creating a file first

I am running an Amazon EC2 instance that is limited in disk space. I have a very large folder that I need to FTP to my local machine, preferably without creating an intermediate tar file, since there ...
1
vote
1answer
2k views

Updating tar.gz daily only with changed files [duplicate]

Possible Duplicate: Add/update a file to an existing tar.gz archive? I have some game files I wish to update daily and they create a tar.gz of the folder, but instead of making a full ...
2
votes
1answer
5k views

Create target directory when extracting tarball

Is it possible to create a target directory, similar in nature to the mkdir -p switch, where I can define a non-existent target directory within my tar command, and tar will create the directory for ...
2
votes
3answers
2k views

Use find and tar together

I have a directory with many log files, with filenames like acct.20111001 up to acct.20111030. I want to zip them by running: tar -cvjf acct.20111001.bz2 acct.20111001 How can I use find to ...
5
votes
3answers
20k views

How do I extract with tar to a different directory?

This doesn't work: tar xf /tmp/foo.tar.gz foo/bar tar: foo/bar: Not found in archive It's not obvious to me what would do this beyond extracting it in place and moving the files over.
3
votes
1answer
639 views

Copy just permissions and ownership from one tar file to another

I have two tar files which are basically backups of my /data folder on android. The problem is the permissions and ownership of the files inside latest back-up is messed up. However the permissions in ...
5
votes
2answers
9k views

tar with relative paths

I try to create an archive with tar using relative paths. I use the following command: tar czf ~/files/wp/my-page-order.tar.gz -C ~/webapps/zers/wp-content/plugins/ ...
0
votes
1answer
577 views

Proper way to join multi-volume tarballs?

So how should this be done? I have learned that using cat is the preferred way when using split to create multi-volume files, but what about when using tar's own native multi-volume function? Thanks
5
votes
2answers
7k views

Extract multiple .tar.gz files with a single tar call

I was wondering whether (and, of course, how) it’s possible to tell tar to extract multiple files in a single run. I’m an experienced Unix user for several years and of course I know that you can use ...