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Posted to github@trafficserver.apache.org by "bryancall (via GitHub)" <gi...@apache.org> on 2023/01/23 23:19:07 UTC
[GitHub] [trafficserver] bryancall commented on pull request #9042: Eliminate a redundant data copy in H3 framer
bryancall commented on PR #9042:
URL: https://github.com/apache/trafficserver/pull/9042#issuecomment-1401140282
This is odd, I am seeing worse performance when benchmarking this patch:
Without the patch:
```
finished in 7.23s, 69188.73 req/s, 78.12MB/s
requests: 500000 total, 500000 started, 500000 done, 500000 succeeded, 0 failed, 0 errored, 0 timeout
status codes: 500000 2xx, 0 3xx, 0 4xx, 0 5xx
traffic: 564.58MB (592000000) total, 73.43MB (77000000) headers (space savings 35.56%), 488.28MB (512000000) data
UDP datagram: 695977 sent, 1500234 received
min max mean sd +/- sd
time for request: 100us 30.42ms 1.41ms 536us 72.82%
time for connect: 10.60ms 38.26ms 28.97ms 6.05ms 62.00%
time to 1st byte: 39.49ms 43.89ms 41.77ms 971us 60.00%
req/s : 692.24 752.59 704.10 16.78 84.00%
```
With the patch:
```
finished in 10.40s, 48079.78 req/s, 54.32MB/s
requests: 500000 total, 500000 started, 500000 done, 500000 succeeded, 0 failed, 0 errored, 0 timeout
status codes: 500000 2xx, 0 3xx, 0 4xx, 0 5xx
traffic: 564.91MB (592355606) total, 73.77MB (77355606) headers (space savings 35.27%), 488.28MB (512000000) data
UDP datagram: 1026377 sent, 2500606 received
min max mean sd +/- sd
time for request: 152us 24.44ms 2.04ms 620us 72.30%
time for connect: 7.15ms 34.88ms 23.30ms 6.57ms 59.00%
time to 1st byte: 24.14ms 39.22ms 34.20ms 3.25ms 53.00%
req/s : 480.99 536.85 490.17 16.35 84.00%
```
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