Speed up unpacking .tar.xz files in the hermetic toolchain by using multithreaded xz execution.
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… multithreaded `xz` execution. Note that the multithreaded feature should be available in non-hermetic `xz` tool. The next step will be to make `tar` and `xz` tools available in hermetic toolchains. Linux x86 platform operations | repository creation time, s :-----------: | :-----------: download clang.tar.xz and extract with bazel | 137 download clang.tar and extract with bazel | 48 download clang.tar.xz and extract with non-hermetic tar (with multithreaded xz) | 19 download clang.tar and extract with non-hermetic tar | 38 Parameters of the Linux machine that was used to collect the data: ``` Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 48 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 128 On-line CPU(s) list: 0-127 ``` PiperOrigin-RevId: 814354233
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Speed up unpacking
.tar.xzfiles in the hermetic toolchain by using multithreadedxzexecution.Note that the multithreaded feature should be available in non-hermetic
xztool.The next step will be to make
tarandxztools available in hermetic toolchains.Parameters of the Linux machine that was used to collect the data: