8 More Discussions You Might Find Interesting
1. Linux
Hi all,
I am working on a sample backup code, where i read the files per 7200 bytes and send it to server. Before sending to server, i compress each 7200 bytes using zlib compression algorithm using dictionary max length of 1.5 MB . I find zlib is slow.
Can anyone recommend me a... (3 Replies)
Discussion started by: selvarajvss
3 Replies
2. Red Hat
Hi,
I have a question about finding the compression ratios of a zip (bzip2) file.I have written a procedure which upon certain criteria tar's and bzip2 certain directories and moves them to a near line storage.
Yesterday I happened to stumble upon it. The procedure has tared and bzipped 6... (3 Replies)
Discussion started by: maverick_here
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3. Shell Programming and Scripting
I'am looking for script (or tool) that would compress all files with given extension in all subdirectory. Important part is that every one file have to end in separate archive whit it's own name.
Eaven if I could point multiple file in one directory and compress them it would be ok.
I' am... (1 Reply)
Discussion started by: Demerzel
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4. Linux
Hi,
We have access to 2 filesystems:
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/system-oraoid 30G 30G 119M 100% /app
/dev/mapper/system-tmp 2.0G 442M 1.6G 22% /tmp
As you can observe the file system on /app is full. In order to recover... (2 Replies)
Discussion started by: animesh303
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5. UNIX for Dummies Questions & Answers
Hello,
I have a .z file which i understand to be UNIX.
I'm on PC (no UNIX boxes) and have tried many different unzipping programs to extract this .z file, but only PicoZip has allowed me to view what is inside (telling me, i think, that it's not corrupt), but i have not been able to extract... (3 Replies)
Discussion started by: Gonecat
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6. UNIX for Advanced & Expert Users
How can I move a file and compress it at the same time? (8 Replies)
Discussion started by: truma1
8 Replies
7. UNIX for Dummies Questions & Answers
I'm backing up one of my sites, and will be moving to another host. This was an expermintal site, and many of the directories won't be needed.
What tar command is needed to exclude directories from the compressed file? Could you also give an example.
also this might be the same comand, but -... (4 Replies)
Discussion started by: Taylor
4 Replies
8. UNIX for Dummies Questions & Answers
Is it possible to unzip / compress a file that was zipped using WinZip?
thanks,
kristy (2 Replies)
Discussion started by: kristy
2 Replies
p7zip(1) General Commands Manual p7zip(1)
NAME
p7zip - Wrapper on 7za, a 7-zip file archiver with high compression ratio
SYNOPSIS
p7zip [-d] [-h|--help] [--] [file...]
-h print this help
-d decompress file
-- treats all subsequent arguments as file names, even if they start with a dash
DESCRIPTION
7-Zip is a file archiver with the highest compression ratio. The program supports 7z (that implements LZMA compression algorithm), ZIP,
CAB, ARJ, GZIP, BZIP2, TAR, CPIO, RPM and DEB formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format.
p7zip is a gzip-like CLI wrapper script for 7zip
FUNCTION LETTERS
-d Decompress file
-h, --help
Print usage
-- Treats all subsequent arguments as file names, even if they start with a dash
SEE ALSO
7z(1), 7za(1), 7zr(1), bzip2(1), gzip(1), zip(1)
AUTHOR
Written for Debian by Mohammed Adnene Trojette.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+--------------------+-----------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+--------------------+-----------------+
|Availability | SUNWp7zip |
+--------------------+-----------------+
|Interface Stability | Uncommitted |
+--------------------+-----------------+
NOTES
Source for p7zip is available on http://opensolaris.org.
Mohammed Adnene Trojette October 31 2004 p7zip(1)
