Hello wrotycz,

El dom, 29 sept 2024 a las 15:51, wrotycz (<[email protected]>) escribió:

> I found this, interesting thing - when untarring single member lzip
> compressed tar plzip turnes out to be apparently faster than lzip,
>
> despite the fact that that archive is single member and pure decompression
> is faster with lzip.
>

I think it could be because lzip buffers the decompressed output in blocks
of 32 MiB (dictionary size in the files you are testing) while plzip
buffers the decompressed output in blocks of 1 MiB.
If you have a chance, try experimenting with the --out-slots option in
plzip[1] to find out if there is any difference.

[1] http://www.nongnu.org/lzip/manual/plzip_manual.html#Invoking-plzip

Cheers,
Sonia

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