Bernd, I recently asked a similar question about Solr 7.3 and Zookeeper 3.4.11.
This is the response I found most helpful: https://www.mail-archive.com/solr-user@lucene.apache.org/msg138910.html - Andy - On Fri, Dec 14, 2018 at 7:41 AM Bernd Fehling < bernd.fehl...@uni-bielefeld.de> wrote: > This question sounds simple but nevertheless its spinning in my head. > > While using Solr 6.6.5 in Cloud mode which has Apache ZooKeeper 3.4.10 > in the list of "Major Components" is it possible to use > Apache ZooKeeper 3.4.13 as stand-alone ensemble together with SolrCloud > 6.6.5 > or do I have to recompile SolrCloud 6.6.5 with Zookeeper 3.4.13 libraries? > > Regards > Bernd >
