[hibernate-dev] SingleTableEntityPersister memory footprint in 5.3

[Sanne Grinovero]

Hi Andrej,

sounds great. Do you plan to contribute your updated patch version?

Thanks,
Sanne

On 8 May 2018 at 12:06, Andrej Golovnin <andrej.golovnin at gmail.com> wrote:
> Hi Sanne,
>
>> you're right, I found the most interesting email from you now (reading
>> the whole thread) :
>>  - http://lists.jboss.org/pipermail/hibernate-dev/2012-May/008410.html
>>
>> I'm not sure why the discussion stopped, I'm sorry.
>> Let's try to fix it this time, to make sure of that we need a JIRA.
>> Someone created one? Guillaume?
>>
>> summary:
>>  - problem introduced by https://hibernate.atlassian.net/browse/HHH-4546
>>  - great results applying Andrej's
>> https://github.com/golovnin/hibernate-orm/commit/1cc8a23d1d5f4079fb090cca63a44e8660f05c7f
>>  - the patch could be improved today with Java8
>>    -- I'd like to have some degree of upfront validation at boostrap still
>>    -- hopefully explore an array based structure
>>    -- do not extend CHM
>>    -- ideally have no read barriers at all at runtime
>>
>
> This is an old patch. The current version does not extend CHM and even
> does not use it. It adds ca. 30 lines of code and modifies two classes
> to achieve the most memory savings.
>
> And Sanne, it is not needed to be sorry. Thanks to GIT I can apply my
> patches to the new version of Hibernate without big problems and have
> the best Hibernate version ever. :-)
>
> Best regards,
> Andrej Golovnin