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

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Tar file changed as we read it

Does tar skip any files that produce the error "file changed as we read it"? The version of tar I am using is 1.14.
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107 views

Is it possible to provide a blacklist of filenames to tar to prevent those files from being added to the archive?

Something along the lines of tar --blacklist='foo.bar foo.baz' -czvf foo.tar.gz ./* such that any files named foo.bar or foo.baz in the current directory or subdirectories would be ignored?
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230 views

How do bash scripts expand file globs?

In this code, the excludespec variable is expected to match all it substring, but it appears to evaluate the to the actual files matching it when it is executed, rather than pass its exact ...
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192 views

Zip, tar: is there a file table

Is there a file table, or inode structure (like in filesystems) of a zip or tar file?
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76 views

LZMA Based Archiving on Linux

I am trying to build an archiving system. I have tested out LZMA compression algorithm, and it provides very good results. However, I need the ability to add and retrieve(will remain in the archive) ...
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85 views

in place refreshing of a large tar.gz?

I have a directory with about 300Mb of code and data, and I need to regularly change a few lines of code in a few of the files and repackage the directory into a new project-version.tar.gz. It takes ...
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1k views

How to Copy Large Directory to External Hard Drive Linux

I've formatted a 3TB external hard drive as ext4 using fdisk (actually gnu fdisk), mounted it at /media/external and am trying to copy my entire home directory to it. My first attempt I thought was ...
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How can I use tar command to group files without compression?

I have a very large folder of 120,000+ files. and I need to move them to another location on my same machine (same partition). I'd like to use the tar command to group them up as a single unit and ...
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509 views

Find a list of files from text file in subdirectories and put into tarball?

I have a list of files I need to tar. Typically, I would use tar -cvf allfiles.tar -T mylist.txt But I discovered that the files I need are scattered into subdirectories and my list only has the ...
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What command to use to unpack a .tar.gz file in Windows?

I use to receive tar.gz files fromm colleagues but unpacking them with 7zip is not convenient as it unpacks a tar file from gz first while I usually seek to get the tar file contents (so I have to ...
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217 views

How to make tar only match patterns to extract on a certain directory?

The extracted tgz contains a structure approximately like: Source header.h bozo.h dir2 anotherheader.h The following: tar xzf libm.tar.gz --strip-components=2 Libm-2026/Source/*.h/ extracts ...
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tar - how to exclude like this: “/path/excludeRoot/**/directoryToExclude”

I would like to exclude some directories from backup. But not all with specific name - only those lying under specified root directory. With rsync I would use exclude mask like this: ...
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Find out the size of a .tar.gz archive in the terminal without unpacking

I have a 32GB .tar.gz archive and I'd like to know the size of the files if I unpack this compressed archive. I'd like to avoid unpacking the archive first and than use e.g. du. Is it also possible ...
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172 views

How to install get-iplayer from source file?

I want to install the latest version of get-iplayer in Debian, and I've got its source file, a tarball file, from here. However, I don't know what to do with it. Usually when I come across a tarball, ...
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3k views

Equivalent to tar's “--strip-components=1” in unzip?

I have a script that extracts a tar.gz-file to a speificed subdirectory mysubfolder: mkdir mysubfolder; tar --extract --file=sourcefile.tar.gz --strip-components=1 --directory=mysubfolder; Is there ...
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3answers
703 views

How can I untar a filesystem backup into a VM disk image?

I've been provided a .tar.gz archive containing the files from a VM file system (but not the filesystem itself) and I need to untar these into a raw disk image so that I may mount them as a VM. How ...
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193 views

UNIX shell command to expand files of any compressed type

Is there any UNIX shell command to expand a compressed file which type is not known in advance? I should be able to use this command to expand at least any of the following types of files, though the ...
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459 views

download a large file TAR using SFTP

I am trying to download from a remote server ( in UK I am in the USA) a large file using SFTP (50GB) It starts but (maybe 10% done) it abandons it and says "too large" Is there another way to get ...
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How to obtain maximum compression with .tar.gz? [duplicate]

The way i understand the use of tar + gzip is that tar is normally used to consolidate a grouping of files into a single file, then gzip is used to compress that file. I recently learned that tar can ...
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59 views

How to install vimtrainer?

I'm trying to install vimtrainer. First I did: $ svn co https://vimtrainer.svn.sourceforge.net/svnroot/vimtrainer/trunk vimtrainer $ cd vimtrainer Then made sure ruby, rubygems, rake and vim with ...
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95 views

Extract a section of a tgz file

I have a 28.5 GB .tgz file which was created on the command line of a Linux computer, compressing one folder and all its many many subfolders. I now want to extract a single sub-sub folder from that ...
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453 views

How to use Pipe Viewer (pv) for measuring compression progress?

I've been trying to track the progress of the data in a pipe, specifically in a large init script for a minecraft server. How would I go about using pv to get an accurate readout of progress? I've ...
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Linux Bash Script, Single Command But Multiple Lines?

I have the following script I wrote by searching Google, and it backs up my Linux system to an archive: #!/bin/bash # init DATE=$(date +20%y%m%d) tar -cvpzf ...
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2k 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 ...
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551 views

merge all tar files on mac

I have a bunch of tar files such as a.tar b.tar. I use the following command to merge two tar files : tar --concatenate --file=a.tar b.tar However, --concatenate is not support on mac terminal ...
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tar -xvf *.tar.gz gives me a weird name on extraction

I have a file "elasticsearch-servicewrapper.tar.gz". When I try to run: tar -xvf elasticsearch-servicewrapper.tar.gz I expect the extracted folder to be called ...
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1k views

update file in tar

for Linux tar command: tar uf test.tar test.txt but for *BSD bsdtar command option u = r = append,that is can't update file ,only can append file and also ,I try compiled libarchive , proved ...
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1k views

Estimate compressed file size in tar.gz

I've got a set of .tar.gz files, which are duplicity backup files (either full backups or incremental ones). I'd like to compute which directories take the most space on backups. This will most ...
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linux zip and tar all files with a specific extenstion recursively maintaining directory structure

Similar to this question and this question I'd like to make a single compressed tar file (files.tar.gz) that contains all the php files in my webroot and all it's subdirectories, maintaining folder ...
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304 views

.tar file currupted when copied to Windows using FTP

I have a Windows 7 host and an Ubuntu virtual machine; the VM has a bridged adapter. I created a .tar file in Ubuntu using this command: tar -cf name.tar /path/to/dir/ I have FileZilla FTP server ...
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3k views

Is there a command to determine the compression ratio of a tar.bz2 file?

I have a file.tar.bz2 that's about 50GB and would like to extract it however I don't know how much space I will need. Is there a command to print the compression ratio of the tar.bz2 file?
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How can I automatically remove files after they've been archived?

How do i archive and remove excess files example. cd ~/Desktop && tar -cvf sitepack.tar ./ this will give me ls Riva_Starr_Feat._Noze_I_Was_Drunk_Official_Video_HD_.mp3 ...
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cygwin tar omits directory when creating archive

I have the following directory structure books/java books/java.ebooks books/java.gwt books/java.swing books/javaee I use this command to create an archive of all the directories starting with the ...
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1answer
237 views

Cygwin creating multiple links to files inside tar?

I'm trying to create a .tar file in Cygwin: find . > tmpfilelist tar -cf tmp.tar -T tmpfilelist but when I open tmp.tar in Windows with 7-Zip there are four instances of each file: Name ...
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550 views

Archive software for big files and fast index

I'm currently using tar for archiving some files. Problem is: archives are pretty big, contains many data and tar is very slow when listing and extracting. I often need to extract single files or ...
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237 views

tar file extraction, why file size reduced

We commonly know that compression is the reduction in size of data in order to save space or transmission time, I should expect bigger size when I extract compressed file. I have downloaded a file in ...
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1answer
81 views

GNU tar symlink preservation on case by case basis

I'm trying to create a tarball, and there is one specific file that I need to preserve as a symlink in the tarball. However, there are a lot of other symlinks that I can't preserve as symlinks, ...
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1answer
653 views

List full timestamps of files in a tarball

I have a large tar archive and want to see the exact (nanosecond) timestamps that are stored for each file in the archive. In case it's relevant, the tarball is in POSIX-2001 format (tar ...
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336 views

Bad CPU type in executable while typing tar command

recently i have upgraded to mountain lion and there is problem with my tar command, i am not able to unpack my tar files from terminal. when i type tar command in terminal i am geting bash: ...
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tar --remove-files behavior: delete after every file or after completion?

Pretty much in the title. I have a box with very little disk space left and lots of data. I want to add all of the files into a tar, deleting them as I go because there is clearly not enough space to ...
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4answers
2k views

Does tar preserve links? [duplicate]

Possible Duplicate: How can I tar ball a directory hierarchy with soft links in linux I am using tar to copy files and directories from a Solaris machine to a Linux machine. Does Tar ...
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1answer
1k views

extract files in sub-directories from a tar file to one directory [duplicate]

Possible Duplicate: tar – extract discarding directory structure I have a tar file that include sub-directories each has several files. I need to extract all those files into one directory. ...
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2answers
172 views

How do I undo an incorrect tar command on OSX?

I spent the past weekend creating a VirtualBox instance with the perfect setup. Once I was finished I tried to tar+gzipi the virtualbox for sharing with others, and I accidentally ran the following: ...
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1answer
1k views

Failing to extracting tgz file in Debian

I am working with omnetpp and I want to run it in a Debian system (in my university) but when I type tar xvfz omnetpp-4.2.2-src.tgz I keep getting this error: gzip: stdin: invalid compressed ...
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3answers
379 views

Unix tar compressed folder not opening on windows

I used command tar -cvzf upload.tar upload to compress my upload folder, but when i'll extract it on widows using 7-Zip it shows up as just a single file, not folder. And the uplad folder isn't ...
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175 views

Looking for a gtk equivalent of ark

Does there exist a GTK equivalent (or improvement) of the Linux archiving tool known as Ark? If so, where might it be found; and if not, how well-received might be a new project which acts as a ...
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Use all CPUs when creating archives on Linux

Today I wanted to create a backup from a folder on a server with 16 CPUs. I started looking for an option that can utilize my hardware to archive a folder better than how tar does it. Something with ...
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9k views

Forcing “tar” to create an empty archive

I am making an RPM in which everything is contained in the .spec file (don't ask :-). rpmbuild requires a "Source" file, so I was trying to create an empty tar file. However, if I don't give any ...
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1answer
2k views

Why is my tar.gz file corrupt after using bash ftp to move file to a remote server?

I back the tar.gz file up on the local server, then ftp it to a remote server. If I pull it to my desktop via ftp client from the local server, the file works fine. If I pull it to my desktop via ftp ...
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1k views

How do I resolve the error “tar: A lone zero block at 60140”?

I am getting an error from a tar.gz file that was created with winace when opening it with tar vxzf package.tar.gz in Linux: tar: A lone zero block at 60140