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From Viktor Somogyi-Vass <viktorsomo...@gmail.com>
Subject Re: [VOTE] KIP-455: Create an Administrative API for Replica Reassignment
Date Thu, 09 May 2019 08:13:09 GMT
+1 (non-binding)

Thanks Colin, this is great stuff. Does a jira (or maybe even a PR :) ) for
this exist yet?


On Thu, May 9, 2019 at 7:23 AM Colin McCabe <cmccabe@apache.org> wrote:

> Hi all,
> I'd like to start the vote for KIP-455: Create an Administrative API for
> Replica Reassignment.  I think this KIP is important since it will unlock
> many follow-on improvements to Kafka reassignment (see the "Future work"
> section, plus a lot of the other discussions we've had recently about
> reassignment).  It also furthers the important KIP-4 goal of removing
> direct access to ZK.
> I made a few changes based on the discussion in the [DISCUSS] thread.  As
> Robert suggested, I removed the need to explicitly cancel a reassignment
> for a partition before setting up a different reassignment for that
> specific partition.  I also simplified the API a bit by adding a
> PartitionReassignment class which is used by both the alter and list APIs.
> I modified the proposal so that we now deprecate the old znode-based API
> rather than removing it completely.  That should give external rebalancing
> tools some time to transition to the new API.
> To clarify a question Viktor asked, I added a note that the
> kafka-reassign-partitions.sh will now use a --bootstrap-server argument to
> contact the admin APIs.
> thanks,
> Colin

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