New answers tagged compression
Here is a link to a discussion about a similar problem. Hope it helps. Tar error: Unexpected EOF in archive
Install with the following commands, sudo apt-get install unrar-free
The only possible solution which comes in my mind is to crack it by brute force. Rarcrack works with RAR and 7z as well. Look at this page: Rarcrack To be honest, if you set very long password or/and have slow computer, it may take days to crack.
I use LibreOffice Draw to open the pdf. I then "export as pdf" And set "jpeg compression quality" to 50% and "image resolution" to 150 dpi This will have a good result.
I know this question is old - but as of today the balance command solves this stuff: During conversion a lot of space will be allcoated to move stuff to it. Once it is allocated, it will not show up as "free" or "unallocated" anymore. To fix this simply start a balance btrfs balance start "path" you can also tell the balance command, to only balance ...
par and par2 files were more common in the days when Usenet was a little more popular and the parchive was intended to increase the reliability of transferring files via newsgroups. Under Xenial Xerus you can use these files with pypar2: sudo apt-get install pypar2 This give a basic gui from which to manipulate the files: Further Reading: Par2 Files ...
I would suggest that you use: tar cf - foldername | 7z a -si -m0=lzma2 -mx=3 foldername.tar.7z for dramatic speedup increase. It has the advantage of using lzma2 (-m0=lzma2) (which utilizes max available cores on your system and "Fast compression" preset (-mx=3), which is basically fast and good enough. Note that LZMA2 is not only utilizing all cores on ...
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