Re: [Firebird-devel] Delete by pool and parent_redirect

[Alexander p. <pes...@ma...>]

On Friday 24 April 2009 16:31:00 Vlad Khorsun wrote:
> I see two options : 
>
> a) disable "parent_redirect". It will make HEAD work almost as 2.1, AFAIU
>
> b) rework "parent_redirect" to request medium sized memory chunks from
> parent pool (say 4-8KB) and use it to allocate memory for immediate
> callers. When such pool is freed it (pool) have to deallocate from parent
> pool much less number of memory blocks.
>
> Opinions ?

In v.3.0 we plan to use vulcan's memory allocator. Looks like it can behave 
better, specially under MT load. Therefore I suggest to choose option (a) - 
sooner of all it's no use wasting time with MemoryPool optimization. What 
about memory - it's cheap :)