Effect of Node48 AVX2 insert position search unrolling x4 - laurynas-biveinis/unodb GitHub Wiki

baseline commit, patch

Speedups (negative means slowdowns):

  • n48_sequential_add<unodb::db>/2: 5%
  • n48_sequential_add<unodb::db>/8: 4%
  • n48_sequential_add<unodb::db>/64: 5%
  • n48_sequential_add<unodb::db>/512: 2%
  • n48_sequential_add<unodb::db>/4096: 1%
  • n48_random_add<unodb::db>/2: 2%
  • n48_random_add<unodb::db>/8: 10%
  • n48_random_add<unodb::db>/64: 6%
  • n48_random_add<unodb::db>/512: 4%
  • n48_random_add<unodb::db>/4096: 2%
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