flink-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Fabian Hueske <fhue...@gmail.com>
Subject Re: Managed operator state treating state of all parallel operators as the same
Date Mon, 03 Jul 2017 16:14:38 GMT
Hi Gerard,

such a type of state is not yet supported, but on the roadmap.
The feature is called Broadcast State. A description is in JIRA [1].

Best, Fabian

[1] https://issues.apache.org/jira/browse/FLINK-4940

2017-07-03 17:50 GMT+02:00 gerardg <gerard@talaia.io>:

> Hello,
> Is it possible to have managed operator state where all the parallel
> operators know that they have the same state? Therefore, it would be only
> snapshotted by one of them and in case of failure (or rescaling) all would
> use that snapshot.
> For the rescaling case I guess I could use union redistribution and just
> keep one of the elements of the list, but given the size of the state it
> would be more efficient if this can be avoided.
> Thanks,
> Gerard
> --
> View this message in context: http://apache-flink-user-
> mailing-list-archive.2336050.n4.nabble.com/Managed-
> operator-state-treating-state-of-all-parallel-operators-as-
> the-same-tp14102.html
> Sent from the Apache Flink User Mailing List archive. mailing list archive
> at Nabble.com.

View raw message