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gzhttp: Use strings for randomJitter to skip a copy #767

Merged
merged 2 commits into from
Mar 10, 2023
Merged

gzhttp: Use strings for randomJitter to skip a copy #767

merged 2 commits into from
Mar 10, 2023

Commits on Mar 8, 2023

  1. gzhttp: Use strings for randomJitter to skip a copy

    @greatroar
    greatroar committed Mar 8, 2023
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  2. gzhttp: Use crc32.Update instead of crc32.New 

    Skips another allocation:

name        old time/op    new time/op    delta
2kJitter-8    29.4µs ± 4%    29.0µs ± 3%  -1.30%  (p=0.006 n=24+24)

name        old speed      new speed      delta
2kJitter-8  69.7MB/s ± 4%  70.6MB/s ± 3%  +1.30%  (p=0.006 n=24+24)

name        old alloc/op   new alloc/op   delta
2kJitter-8    3.40kB ± 4%    3.34kB ± 4%  -1.94%  (p=0.001 n=25+25)

name        old allocs/op  new allocs/op  delta
2kJitter-8      16.0 ± 0%      15.0 ± 0%  -6.25%  (p=0.000 n=25+25)
    @greatroar
    greatroar committed Mar 8, 2023
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