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mirror of https://github.com/octoleo/restic.git synced 2025-01-22 22:58:26 +00:00
greatroar 99755c634b index: Optimize generatePackList
name                 old time/op    new time/op    delta
EncodeIndex/100-8      1.56ms ± 2%    1.48ms ± 3%   -5.37%  (p=0.000 n=10+10)
EncodeIndex/1000-8     14.5ms ± 2%    13.1ms ± 2%   -9.49%  (p=0.000 n=9+10)
EncodeIndex/10000-8     120ms ± 2%     116ms ± 2%   -3.58%  (p=0.000 n=10+10)

name                 old alloc/op   new alloc/op   delta
EncodeIndex/100-8       306kB ± 1%     275kB ± 1%  -10.28%  (p=0.000 n=10+10)
EncodeIndex/1000-8     3.69MB ±11%    2.88MB ± 5%  -22.07%  (p=0.000 n=10+9)
EncodeIndex/10000-8    35.9MB ±11%    31.9MB ±10%  -11.13%  (p=0.005 n=10+10)

name                 old allocs/op  new allocs/op  delta
EncodeIndex/100-8       3.39k ± 0%     2.39k ± 0%  -29.61%  (p=0.000 n=10+10)
EncodeIndex/1000-8      32.6k ± 0%     22.9k ± 0%  -29.63%  (p=0.000 n=10+9)
EncodeIndex/10000-8      326k ± 0%      229k ± 0%  -29.71%  (p=0.000 n=10+10)

The bulk of the allocation rate improvement comes from just removing the
debug.Log calls: every one of those copied a restic.ID to the heap.
2023-01-14 20:41:07 +01:00
..
2023-01-14 20:41:07 +01:00
2023-01-14 20:41:07 +01:00