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From Ismael Juma <ism...@juma.me.uk>
Subject Re: Kafka compatibility with ZK
Date Sun, 02 Aug 2020 18:13:41 GMT
Hi Marina,

If you upgrade to ZK 3.5.x, I highly recommend going with 3.5.8. It has a
few critical fixes when compared to 3.5.6. Also, Kafka 2.5.1 should be out
in a few days and I'd recommend that over 2.4.1.

Ismael

On Sun, Aug 2, 2020 at 10:04 AM Marina Popova
<ppine7sub@protonmail.com.invalid> wrote:

>
> Actually, I'm very interested in your experience as well.... I'm about to
> start the same (similar) upgrade - from Kafka 0.11/ZK3.4.13 to Kafka 2.4/ZK
> 3.5.6
>
> I have Kafka and ZK as separate clusters.
>
> My plan is :
> 1. rolling upgrade the Kafka cluster to 2.4 - using the
> inter.broker.protocol.version set to 0.11 at first
> 2. rolling upgrade ZK cluster to 3.5.6
> 3. set inter.broker.protocol.version=2.4.0 and rolling restart the Kafka
> cluster again
>
> Anybody sees a problem with this approach?
>
>
> thanks,
> Marina
>
>
> Sent with ProtonMail Secure Email.
>
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Thursday, July 23, 2020 4:01 PM, Andrey Klochkov <aklochkov@liftoff.io>
> wrote:
>
> > Hello,
> > We're upgrading our Kafka from 1.1.0 to 2.4.1 and I'm wondering if ZK
> needs
> > to be upgraded too (we're currently on 3.4.6). The upgrade guide says
> that
> > "kafka has switched to the XXX version of ZK" but never says if switching
> > to a newer ZK is mandatory or not. What are the guidelines on keeping
> Kafka
> > and ZK compatible?
> >
> >
> ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
> >
> > Andrey Klochkov
>
>
>

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