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retrage/lkl-build.md

Created October 24, 2019 08:38
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lkl build time comparison
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lkl-build.md

GNU ld:

$ /usr/bin/time make -C tools/lkl -j$(nproc) CC=clang
721.32user 36.81system 1:53.14elapsed 670%CPU (0avgtext+0avgdata 238908maxresident)k
272inputs+6619824outputs (0major+13666771minor)pagefaults 0swaps

LLVM lld:

/usr/bin/time make -C tools/lkl -j$(nproc) CC=clang LD=ld.lld
721.51user 37.37system 1:48.28elapsed 700%CPU (0avgtext+0avgdata 398244maxresident)k
0inputs+6345656outputs (7778major+13585029minor)pagefaults 0swaps
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