ignite-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Pavel Pereslegin <xxt...@gmail.com>
Subject Re: Batch write to data pages
Date Wed, 07 Aug 2019 16:01:42 GMT
Igniters,

Will someone else look at these changes [1]?

[1] https://github.com/apache/ignite/pull/6364
[2] https://issues.apache.org/jira/browse/IGNITE-11584

чт, 1 авг. 2019 г. в 18:53, Pavel Pereslegin <xxtern@gmail.com>:



>
> Igniters,
>
> Maxim Muzafarov and Anton Vinogradov reviewed my PR [1] for the task
> described above [2],
>
> Dmitriy Govorukhin, Alexey Goncharuk, please take a look at these changes.
>
> Igniters, please, join the review. Your feedback is really appreciated.
>
> [1] https://github.com/apache/ignite/pull/6364
> [2] https://issues.apache.org/jira/browse/IGNITE-11584
>
> пт, 14 июн. 2019 г. в 17:37, Maxim Muzafarov <maxmuzaf@gmail.com>:
> >
> > Pavel,
> >
> > Thank you for your efforts!
> >
> > I'll take a look, shortly.
> >
> > On Fri, 14 Jun 2019 at 15:53, Pavel Pereslegin <xxtern@gmail.com> wrote:
> > >
> > > Hello Igniters!
> > >
> > > I'm working on implementing batch updates in PageMemory [1] to improve
> > > the performance of batch operations. Details can be found in IEP-32
> > > [2].
> > >
> > > As the first step, I have prepared PR [3] with the implementation of
> > > batch insertion of several data rows into the free list [4].
> > >
> > > Performance increased by reducing the workload on the free list -
> > > after acquiring a memory page, we can write several data rows before
> > > putting the page into the free list. This approach is used in data
> > > preloading. Preloader cannot lock multiple cache entries at once due
> > > to possible deadlock with concurrent batch updates, so it pre-creates
> > > batch of data rows in the page memory, and then sequentially
> > > initializes the cache entries one by one.
> > >
> > > Can someone review these changes?
> > >
> > > [1] https://issues.apache.org/jira/browse/IGNITE-7935
> > > [2] https://cwiki.apache.org/confluence/display/IGNITE/IEP-32+Batch+updates+in+PageMemory
> > > [3] https://github.com/apache/ignite/pull/6364
> > > [4] https://issues.apache.org/jira/browse/IGNITE-11584

Mime
View raw message