[TYPO3-core] RFC 17978 -.... 30% performance drop without discussion

[Tolleiv Nietsch]

Took nearly one month until someone actually read my initial request and
brought up some numbers.

Thank you.

Alexander Opitz schrieb:
> Hi, i did a simple test with ab against the frontpage of a git TYPO3
> installation with introduction package:
> 
> 0a98796fbcf96e6d536c3943f22baa088476177b (After TCA refactoring)
> 
> vs.
> 
> 53fd8b27ab0382f2e46316c5b608f99092d44f5f (Before refactoring)
> 
> I removed "loadTCA" from the extensions for the "After TCA refactoring"
> so we do not write into deprecation log.
> 
> Test "After TCA refactoring": ab -c 100 -n 1000 http://domain/
> 
> Concurrency Level:      100
> Time taken for tests:   18.564 seconds
> Complete requests:      1000
> Failed requests:        0
> Write errors:           0
> Total transferred:      10403000 bytes
> HTML transferred:       9966000 bytes
> Requests per second:    53.87 [#/sec] (mean)
> Time per request:       1856.449 [ms] (mean)
> Time per request:       18.564 [ms] (mean, across all concurrent requests)
> Transfer rate:          547.24 [Kbytes/sec] received
> 
> 
> Test "Before refactoring": ab -c 100 -n 1000 http://domain/
> 
> Concurrency Level:      100
> Time taken for tests:   15.809 seconds
> Complete requests:      1000
> Failed requests:        0
> Write errors:           0
> Total transferred:      10403000 bytes
> HTML transferred:       9966000 bytes
> Requests per second:    63.25 [#/sec] (mean)
> Time per request:       1580.943 [ms] (mean)
> Time per request:       15.809 [ms] (mean, across all concurrent requests)
> Transfer rate:          642.60 [Kbytes/sec] received
> 
> 
> It is a short test, but after all, we still have a performance
> regression. :-(
> 

-- 
Tolleiv Nietsch
TYPO3 Core Developer


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