[TYPO3-core] RFC #11410: Speed up BEgetRootLine by reusing parts of the rootline from the cache

[Steffen Kamper]

Hi Rupi,

Rupert Germann schrieb:
> hi,
> 
> I have a follow up suggestion for this patch.
> 
> Problem: 
> one cache was dropped, another one was introduced. That makes calls for many
> different rootlines way faster but it also slows down performance if many
> calls are requesting the same rootline. This is because function
> BEgetRootline does not cache its output anymore and so some evil and
> expensive while(list()=each()) code has to be executed.
> 
> Solution: cache both functions (and replace the while loop).
>
snip
> Result:
> before Fabrizios patch: ~3200 ms 
> with Fabrizios patch:   ~1700 ms
> with 2-level cache:     ~220 ms
> 
> what do you think ? ;-)
> 

that's why i asked for combine both caches, but was knocked over.
+1 for 2 level!

vg Steffen