Dose even number of Kafka brokers affect ensemble operation and leader election

we are little confuse about if is valid or not to use kafka cluster with even numbers the story begin when we build kafka cluster with 6 machines and trying to use the kafka Reassignment partitions tool , because non balance of kafka brokers unfortunately , kafka Reassignment partitions tool not succeeded to Reassignment partitions…

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Why do I get mixed http/1.1 and h2 requests to the same server?

I have set up my apache2 to support http2 roughly following https://http2.pro/doc/Apache. Everything runs smoothly, but when I check connections to my Nextcloud and Roundcube instances in Chromiums dev tools, SOME requests are executed via h2, but most are still http/1.1, during the same page load. Is this normal? Of course, the websites are called via…

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