Hot answers tagged tar
I did my own benchmark on 1.1GB Linux installation vmdk image: rar =260MB comp= 85s decomp= 5s 7z(p7z)=269MB comp= 98s decomp=15s tar.xz =288MB comp=400s decomp=30s tar.bz2=382MB comp= 91s decomp=70s tar.gz =421MB comp=181s decomp= 5s all compression levels on max, CPU Intel I7 3740QM, Memory 32GB 1600, source and destination on RAM ...
You must be combining the -z and -j compression options. The first uses gzip the second uses bzip. The command tar xjvf will not give you that error.
The reason that alle.tar works in addition to alle.tar.gz is due to web server features such as Apache Content Negotiation, as you can see by the examples on the page: Filename Valid hyperlink Invalid hyperlink foo.html.en foo - foo.html foo.en.html foo foo.html foo.html.en.gz ...
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