• Gamma@programming.dev
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          1 year ago

          Thought I’d check on the Linux source tree tar. zstd -19 vs lzma -9:

          ❯ ls -lh
          total 1,6G
          -rw-r--r-- 1 pmo pmo 1,4G Sep 13 22:16 linux-6.6-rc1.tar
          -rw-r--r-- 1 pmo pmo 128M Sep 13 22:16 linux-6.6-rc1.tar.lzma
          -rw-r--r-- 1 pmo pmo 138M Sep 13 22:16 linux-6.6-rc1.tar.zst
          

          About +8% compared to lzma. Decompression time though:

          zstd -d -k -T0 *.zst  0,68s user 0,46s system 162% cpu 0,700 total
          lzma -d -k -T0 *.lzma  4,75s user 0,51s system 99% cpu 5,274 total
          

          Yeah, I’m going with zstd all the way.