Are you running a 5x SolrJ client against an 8x server? There’s no guarantee at all that that would work (or vice-versa for that matter).
Most generally, SolrJ clients should be able to work with version X-1, but X-3 is unsupported. Best, Erick > On Feb 11, 2020, at 6:36 AM, Andreas Kahl <k...@bsb-muenchen.de> wrote: > > Hello everyone, > > we just updated our Solr from former 5.4 to 8.2. The server runs fine, > but in our client applications we are seeing issues with thousands of > threads created with the name "Connection evictor". > Can you give a hint how to limit those threads? > Should we better use HttpSolrClient or Http2SolrClient? > Is another version of SolrJ advisable? > > Thanks & Best Regards > Andreas >
