An archive file format (and the program that reads it) commonly used on Unix and Linux.

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How do I tar dot files but not dot directories

The following tar command will exclude all dot files and dot directories. tar -cvzf /media/bjackfly/bkup/bkup.gz --exclude '.*' --one-file-system /home/bjackfly In my case I want the dot files to ...
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3answers
803 views

linux tar -T - does not work on the fly

I found some problem with linux gnu tar. wheh I use option -T - (for file list from stdin) or -T named_pipe_file , this desn't work on the fly. for example, simple interactive script: while ...
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1answer
273 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?
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7answers
53k views

tar: Exiting with failure status due to previous errors

I have written a little script that tars and compresses a list of directories + files. The script appears to run succesfully, in that a useable .tar.gz file is created after the script runs. ...
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2answers
900 views

let tar auto detect compression type when extracting from stdin

I use GNU tar. It can auto detect compression type when compressing/decompressing files. But I need to decompress an archive from stdin and the compress type is unknown. I noticed that tar can give me ...
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1answer
1k views

How do you extract a file using tar in AIX?

On a NORMAL Unix distro, tar zxvf works but seems like my machine has some super old version of tar that doesn't have the right parameters. -bash-3.00$ tar zxvf qemu-1.7.0.tar.bz2 Usage: tar ...
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2answers
289 views

How “tar” command manages to “see” changed files between two incremental backups

How tar command checks whether a file is changed or not? How tar "knows" that this file is changed and it has to go in the next incremental backup? I have some assumptions: it may compare "mtime"; ...
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1answer
4k views

Avoid errors from tar failing to restore directory permissions

I observe the following behavior with both tar 1.26 and 1.27.1: $ mkdir a b a/diffowner $ sudo mkdir b/diffowner $ sudo chmod a+w b/diffowner $ echo foo > a/diffowner/foo $ tar -C a -cvf test.tar ...
2
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1answer
156 views

wget download from mirror download links

I'm trying to download using wget a tar.gz. The file is redirected based on the url parameters, so all downloads are redirected automatically. for example: wget ...
0
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1answer
31 views

Most sensible way to archive email to a tar.xz

I would like to archive all my old email in a way that I could easily restore it later if I need to reference it. What is the most sensible format to export/store my email before I then tar it? eg. ...
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4answers
5k views

Using wildcards with tar

I am using this command to backup some important configuration files: tar -czvf /var/backups/201102121202.tgz -C / etc/crontab etc/httpd/conf.d/* etc/httpd/conf/httpd.conf etc/httpd/passwords ...
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0answers
44 views

tar with -T - and prevent creating empty archive

I must use tar with -T - and get backed up file list from stdin. Untoftunately when input list is empty, tar creates empty archive. I want prevention to this. It is possible induce tar to do ...
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2answers
3k views

Bash tar and output to log file

How can i write TAR operation in to a log file? tar -czvf arh.tar.gz public_html > 1.log TAR -czvf worked thanks guys! Now in bash script: for i in */ ; do ...
4
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1answer
3k views

how to remove full path when doing tar.gz compression

I'm using this command to archive a directory named g from java code: tar czf /a/b/c.tar.gz /e/f/g When the tar file c.tar.gz is created, I find an entire path e/f/g then all files of the g folder ...
0
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1answer
68 views

Extract single file from tar without taking its directories with it

I'm currently using this command tar -zxvf foo.tgz -C /root/dir1/ dir2/dir3/dir4/dir5/file to extract my specific file from a tar archive to a given directory, dir1. As is, I end up with ...
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1answer
290 views

How to create and split a tar archive and send the results to my server?

I would like to create a .tar backup of some files on my laptop and send them to my server. My laptop's HDD is not large enough to hold both the original and backup copy of the file. I would like to ...
0
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1answer
57 views

Strange behavior encountered while using tar

I had a folder of useless C programs for a project. When I was compressing it using tar, I kept using tar -cvf c-project and then realized I'm setting the flag for the file name and I'm giving ...
2
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1answer
345 views

Linux - transfer all files modified after a specific date to a new harddrive

I recently had my second hard-drive of the past semester begin to fail on me and become unable to ghost to a new drive. I still had the first hd that failed so we ghosted that drive but now I need to ...
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3answers
5k views

What does `tar -C` mean?

In the section "Installing Portage", the Gentoo installation docs say: # tar xvjf /mnt/gentoo/portage-latest.tar.bz2 -C /mnt/gentoo/usr What does this command do?
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1answer
10k views

tar shows “is not a bzip2 file” error when uncompressing a .tar.bz file

I've a data_or.tar.bz file I tried to extract it with $ tar xjvf data_or.tar.bz Output is bzip2: (stdin) is not a bzip2 file. tar: Child returned status 2 tar: Error is not recoverable: exiting ...
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2answers
13k views

How can I create multipart tar file in Linux?

How can I create a multipart tar file in Linux?
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1answer
849 views

Extract a single file from a tar file to another directory

I have a tar file and I need to extract a single file from it and put it to another directory. I tried this but it gives an error message. It did extract the file but not to the directory that I want ...
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2answers
143 views

Remove folder structure from archive, ignore folder while archiving and fix error

I am trying to make a script to backup each of my plesk hosts to individual files, I am having two problems: I would like to remove the folder structure from archive, the tar is 3 folders deep I am ...
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1answer
100 views

Specifying Disk Drive to Write Files?

After tar.gz'ing a 25 GB folder, I copied the file from my local machine to a remote server via scp. Once the file was transferred, I failed to extract the tar.gz due to: $ tar -zxvf dump.tar.gz ...
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1answer
274 views

tar: compress only the contents of a folder

I have to compress only the contents of the folder, not the folder with tar, there is any argument for that? I have search but I don't find anything. Example: mainfolder/ asd1 asd2 ...
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3answers
122 views

Unarchive file while reducing size of archive?

The dilemma: I have a 10GB archive and a 20GB harddrive. When I go to unzip / unarchive the file the harddrive fills up and the process fails. Question: On ubuntu server 12.04 / linux is there a way ...
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2answers
1k views

tar compare or diff command line

What is wrong with this? tar --diff --gunzip --file=/media/disk/filename.tgz This is GNU tar 1.23 on Ubuntu. The complaint is gzip:stdin:input/output error. The following just hangs and there is ...
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2answers
2k views

Create a tarball with a fake `root`

I'm working on something in a Makefile that will look something like this: tarball: mkdir -p tmp/tarball/etc/service mkdir -p tmp/tarball/usr/local mkdir -p ...
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0answers
121 views

How to create Unix tarball with various file permissions inside on a Windows box?

Could anyone enlighten me on how can I create a regular Unix tarball archive (e.g., tar.gz or tar.bz2) on a Windows box in a way that will mark some files in that archive as "executable" (e.g., with ...
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votes
1answer
231 views

How to move a file of 250 GB to another server? [closed]

The hard disk of one of my servers is full, so I need to move a file away from it to make room. I have tried tar -cvf but when I send it to the other server using wget -c, I see it is 100% complete. ...
4
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2answers
946 views

How make a compressed tar when there are too many filenames for the shell to expand on a single line?

Normally I would just do something like: tar -czf archive.tar.gz *.csv But when there are too many files in the directory for the shell to expand on a single line this doesn't work. In these cases ...
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1answer
431 views

find files with spaces modified in last 60 days and tar.gz in files no bigger then 4gb with date

I maintain a file server. I need to backup files that have changed in a period of time. First i compressed up everything to 4gb files and backed up to dvd. But 7z that I was using 7z a -t7z ...
3
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3answers
532 views

Display deflation percentage of tar command (like zip command)

This question may sound weird but I would like to know if there is a possibility to display the deflation percentage of the files processed in the tar command. I use this command tar -cjvf ...
4
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3answers
3k views

Copy hundreds of thousands files Mac to NAS

I'm trying to transfer my Aperture library to the NAS. It contains few hundred of thousands of files (quite small ones). After OS X finishes copying the big files, the estimated time of the copy ...
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2answers
269 views

Advanced backuping script

I'm currently writing an advanced starting script for my minecraft server. Everything works out as I want it too. But the problem is the backups. I created a function for it. It works also great and ...
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4answers
256 views

Does archive size of tar, zip and rar effect the time it takes to delete a file from it?

Does it take a longer time to delete files from a large tar zip and rar archive than a smaller one? I would think that for a file to be deleted from an archive, all the data that exists after the ...
0
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1answer
228 views

How to keep daily tar.gz backup with less redundant data

Like most of you, I have a few daily tag.gz snapshot of a folder (of any application). There is only a few different each other but the tar.gz is not a diff/delta friendly format. Most data in the ...
0
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1answer
391 views

How to batch extract from archive using tar to directories

I m trying to extract files contained within a directory in a tar.gz file. The extract I m using is tar zxvf foo.tar.gz. It extracts the files from the archive but removes them from the directory they ...
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2answers
486 views

What's the difference between /proc and /proc/ (with a trailing slash)?

I try using tar to backup my files. With --exclude=/proc/, the archive contains files under /proc, and --exclude=/proc does not. What causes the difference? P.S. The shell I use is Bash.
0
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1answer
101 views

Tar archive wrong creation date

I have a script to backup some directories: tar cjf /backup-`date +\%m-\%d-\%Y`.tar.bz2 mydir >> /dev/null 2>&1 At the end of the process, a "ls -al" show something like: -rwxr-xr-x 1 ...
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2answers
225 views

Backing up multiple vmware VMs from a mac

I use vmware fusion to prototype and model enterprise infrastructure. This question is intended to solicit an optimal method for backing up (preferably incrementally) VMs. My VM directory is now ...
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2answers
310 views

7zip is incompatible with tar format created by git archive

% git archive --format tar master > archive.tar % file archive.tar archive.tar: POSIX tar archive % tar cf a.tar archive.tar % file a.tar a.tar: POSIX tar archive (GNU) 7zip cannot unpack tar ...
0
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1answer
271 views

Ubuntu 13.04 Restore: How to untar 'full backup archive' and remove any changes later on?

Linux newbie here. I got a fresh template of Ubuntu 13.04 installed on my VPS and made a full system backup using TAR: sudo tar -cvpjf backup.tar.bz2 --exclude=/backup.tar.bz2 --exclude=/dev/* ...
54
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15answers
46k views

Untar, ungz, gz, tar - how do you remember all the useful options?

I am pretty sure I am not the only one with the following problem: every time I need to uncompress a file in *nix I can't remember all the switches, and end up googling it, which is surprizing ...
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1answer
1k views

Creating a tar with a absolute path

tar -cf /Users/Files/myfile.tar /Users/Files/ I am basically trying to create a tar containing the contents of User/Files and create it in the folder of the contents. I can only execute this ...
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1answer
580 views

Compress text file to tar.bz2 format on Ubuntu

How can I convert a sample.txt (uncompressed) file to sample.tar.bz2 format using Ubuntu 10.04 command shell?
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2answers
3k views

Extract specific files in a tar archive using a wildcard

I'm trying to create a script to extract only jpeg pictures from an archive containing many kind of files. To do so, I tried to use: tar -xf MyTar.tar *.jpg but it failed (*.jpg not found) and ...
0
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2answers
1k views

tar piped to curl: This does not look like a tar archive

curl -L http://download.transmissionbt.com/files/transmission-2.80.tar.xz -s -o - | tar -xf - The error: tar: This does not look like a tar archive tar: Skipping to next header tar: Exiting with ...
2
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2answers
640 views

One-liner Linux for scp'ing thousands of files as a tar

I have a folder with tens of thousands of files that I need to scp to another box. As doing one file at a time is very timeconsuming, and as I don't have harddrive space to make a compressed tar ...
0
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1answer
883 views

One-click to create and extract .tar.gz files in Windows?

I'm using 7-zip latest alpha version (9.30) and I find it really inconvenient that, if I want to create a .tar.gz archive, I have to create a .tar archive first then add it to a .gz archive later. So ...