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From Sergi Vladykin <sergi.vlady...@gmail.com>
Subject Re: PageMemory approach for Ignite 2.0
Date Thu, 29 Dec 2016 09:47:33 GMT
I agree, we should fix all the outstanding issues and resolve the
performance problems before merging it into 2.0

Sergi

2016-12-29 12:37 GMT+03:00 Alexey Goncharuk <alexey.goncharuk@gmail.com>:

> Folks,
>
> I pushed an initial implementation of IGNITE-3477 to ignite-3477 branch for
> community review and further discussion.
>
> Note that the implementation lacks the following features:
>  - On-heap deserialized values cache
>  - Full LOCAL cache support
>  - Eviction policies
>  - Multiple memory pools
>  - Distributed joins support
>  - Off-heap circular remove buffer
>  - Maybe something else I missed
>
> The subject of this discussion is to determine whether the PageMemory
> approach is a way to go, because the this implementation is almost 2x
> slower than current 2.0 branch. There is some room for improvement, but I
> am not completely sure we can gain the same performance numbers as in 2.0.
>
> I encourage the community to review the code and architecture and share
> their thoughts here.
>
> Thanks,
> AG
>

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