Re: Question about KRaft

2023-03-10 Thread David Arthur
Hi Zhenyu, > Currently I am using 3.3.2 (upgrade from 3.2) with only one node, which is both controller & broker, even ZK is installed on this node too (sorry I know it is not distributed and I will try to improve it with more knowledge learned in future) Controllers are always colocated with bro

Re: Question about KRaft

2023-03-09 Thread Luke Chen
For questions related to confluent, I think you'd better ask in their channel. Luke On Fri, Mar 10, 2023 at 12:54 PM sunil chaudhari < sunilmchaudhar...@gmail.com> wrote: > Hi Luke, > This docu is good. > Does it apply for confluent as well? > > > > On Fri, 10 Mar 2023 at 8:47 AM, Luke Chen wro

Re: Question about KRaft

2023-03-09 Thread sunil chaudhari
Hi Luke, This docu is good. Does it apply for confluent as well? On Fri, 10 Mar 2023 at 8:47 AM, Luke Chen wrote: > Hi Zhenyu, > > Answering your question: > > > Should I simply > 1. download 3.4 binary > 2. stop ZK & Kafka service > 3. upgrade Kafka to 3.4 > 4. start only Kafka service with K

Re: Question about KRaft

2023-03-09 Thread Luke Chen
Hi Zhenyu, Answering your question: > Should I simply 1. download 3.4 binary 2. stop ZK & Kafka service 3. upgrade Kafka to 3.4 4. start only Kafka service with KRaft server.properties That is not migrating, actually. That is just creating another kafka cluster in KRaft mode. The point for migra

Re: Question about KRaft

2023-03-07 Thread Zhenyu Wang
Hi Sunil, As mentioned earlier in my question, I have only one "combined" node as both controller and broker, and I totally accept downtime (stop service) So just want to ask for my case, single node, if I want to upgrade to 3.4 then start service under KRaft (get rid of ZK), what would be the st

Re: Question about KRaft

2023-03-06 Thread sunil chaudhari
How will you achieve zero downtime of you stop zookeeper and kafka? There must be some standard steps so that stop zookeeper one by one and start kraft same time so that it will be migrated gradually. On Tue, 7 Mar 2023 at 9:26 AM, Zhenyu Wang wrote: > Hi team, > > Here is a question about KRa