THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Similarly, a cluster that already has more than max.partitions number of partitions at the time at which max.partitions configuration is set, will continue to function just fine. It will however, fail any further requests to create topics or partitions. Any reassignment of partitions should work fine.
These soft behaviors are also necessary because (even with this KIP), users can bypass the limit checks by using ZooKeeper-based admin tools.
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