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Questions tagged [cpio]

15 questions
45
votes
6 answers

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 then is usually gzip'd or bzip'd. Also I was told TAR…
ianc1215
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4 answers

cpio basic extract command, 'tar xzvf' equivalent?

I've received a Unix software distribution as a compressed cpio file. What's the best command to extract the files?
Mark Harrison
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9
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1 answer

extract a few members from tar archive and pipe through network

edit: I want to extra member01 and member02 and directory blah/ tarball_1.tar.gz contains directory test/ with 20 files. I want to extract only member test/member01 and test/member02 and directory blah/ and copy them to another "remote_host" using…
Felipe Alvarez
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7
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3 answers

Copy file in GNU/Linux with progress bar and rate limiting

Is there any good tool in GNU/Linux that copy files like cp, but also shows progress and limits speed (and changes limit without interruption) like pv? Prototype: find source_directory | cpio -H newc -o | pv -s `du -bs source_directory/ | awk…
Vi.
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5
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1 answer

How to extract concatenated cpio archive?

% find a/ | cpio -o | gzip -c > alpha.gz % find b/ | cpio -o | gzip -c > bravo.gz % cat alpha.gz beta.gz > charlie.gz % gunzip charlie.gz Now I get file charlie, which should be a concatenated cpio archive. But cpio -id < charlie only extract the…
Magicloud
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4
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1 answer

Cygwin cpio doesn't work on Windows

I have just installed cygwin on Windows 7 x64, and I have installed all the packages I need. I have installed cpio, and I am attempting to extract a file with the following command line in the cygwin console: cpio -i -H newc…
Rex Whitten
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1 answer

cpio VS tar - what the best archive solution in order to compress hundred of directories to one file

in my Linux machine under /var/Recording directory. I have hundreds directories and each directory there are also directories and files include hard links and soft link . I want to compress all directories under /var/Recording directory to create…
maihabunash
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2 answers

Initrd file CPIO archive x-cpio Type of File How to Recompile?

How to recompile the file type of CPIO-archive (application/x-cpio) I am able to unpack its contents with below command. unmkinitramfs initrd . But not able to recompile. How can I Achive this?
UnKNOWn
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0
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1 answer

Error trying to copy files with find and cpio

I have a bash script that I use to periodically make a backup of proofs (PDFs & JPGs) from a server I work on. I put together the script a couple of years ago and it used to work however the script is now resulting in 0 block error. I've been using…
juliushibert
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0
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1 answer

Filenames stating with ./ in cpio files created with mac

I would like to use my mac to create cpio files to be used in linux. The filenames seem to be "./name" when created in mac. When the cpio is created in linux name is just "name". The sw I need to use has some problems with that so my question is: is…
Tero
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1 answer

using rsync/cpio to backup 28TB filesystem

I need your help in finding a best tools/command to backup a huge(140k directories= 24TB) filesystem. I used cpio to copy 80% but my system is out of memory i was forced to kill cpio half way. Our system is SUSE LINUX Enterprise Server9…
AlBouazizi
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0
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0 answers

Cloning xfs filesystem using cpio?

I need your help in cloning 28TB xfs filesystem I used the following script: /backuptacs.sh >> /backuptacs.log And the script is: #!/bin/ksh echo "++++++++++++++++ Start Date is `date`+++++++++++++ " cd /tacs1/conq/hhl_imgs find . -depth -print |…
AlBouazizi
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0 answers

How to identify the cause of cpio bottlenecks?

I have a simple portable radio that plays MP3 files from an SD card, but it will play them in the order in which they were copied onto the card. I'm using Ubuntu Linux and since *ix uses buffered file copying by default, which does not take the…
Frank van Wensveen
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0
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1 answer

Why does cpio say "WARNING! These file names were not selected" when copying a large number of files?

For over 10 years, I've been using this strategy to copy a large number of files between UNIX filesystems: cd source_directory find . -depth -print | cpio -pdm /path/to/destination_directory It works like a champ. However, I'm now getting this…
royco
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1 answer

Cannot unpack a file with sudo cpio

I have sudo permissions and I'm trying to unpack a file with cpio command. However, because of the path properties I get permission denied when I try to do it. $ id uid=4777(testuser) gid=100(users) groups=100(users),1008(otherwheel) The home path…
The-0m3n
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