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From Sergey Chugunov <sergey.chugu...@gmail.com>
Subject Re: Page Memory behavior with default memory policy
Date Wed, 19 Apr 2017 09:34:03 GMT

I created a ticket to implement these improvements, please take a look:
IGNITE-5024 <https://issues.apache.org/jira/browse/IGNITE-5024>

Besides employing the idea of allocation 80% of physical memory I'm also
suggesting to introduce one more configuration property to specify default
MemoryPolicy's size in bytes without having to use verbose syntax of

Any thoughts on this?


On Tue, Apr 18, 2017 at 12:12 PM, Dmitriy Setrakyan <dsetrakyan@apache.org>

> On Tue, Apr 18, 2017 at 2:09 AM, Alexey Goncharuk <
> alexey.goncharuk@gmail.com> wrote:
> > I don't see why not, this is the way our tests are currently running.
> > Anyways, we can think about efficient dynamic memory expansion in 2.1,
> this
> > may be feasible if we free up some space in PageId to encode segment
> > number. There is a ticket for this:
> > https://issues.apache.org/jira/browse/IGNITE-4921
> Alexey, if the operating system is already handling this for us, I don't
> see a reason to do it manually.
> I also like what Denis and Semyon are proposing. However, I would not grab
> the full free memory. How about 80% of the free memory?
> D.

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