Re: Broadcast state before events stream consumption

Posted by Dawid Wysakowicz-2 on
URL: http://deprecated-apache-flink-user-mailing-list-archive.369.s1.nabble.com/Broadcast-state-before-events-stream-consumption-tp25978p26260.html

Hi Averell,

BroadcastState is a special case of OperatorState. Operator state is
always kept in-memory at runtime (must fit into memory), no matter what
state backend you use. Nevertheless it is snapshotted and thus fault
tolerant.

Best,

Dawid

On 21/02/2019 11:50, Averell wrote:

> Hi Konstantin,
>
> The statement below is mentioned at the end of the page
> broadcast_state.html#important-considerations
> <https://ci.apache.org/projects/flink/flink-docs-stable/dev/stream/state/broadcast_state.html#important-considerations>  
> /"No RocksDB state backend: Broadcast state is kept in-memory at runtime and
> memory provisioning should be done accordingly. This holds for all operator
> states."/
>
> I am using RocksDB state backend, and is confused by that statement and
> yours.
>
> Could you please help clarify?
>
> Thanks and regards,
> Averell
>  
>
>
>
> --
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