If Solr has GC pauses greater than 15 seconds, zookeeper is going to assume
node is down and hence would send it into recovery when node comes out of a
GC pause and reconnects to zookeeper.
You should look into keeping GC pause as short as possible.
Using G1GC with ParallelRefProcEnabled has
Hello,
Solr Set up
Solr 5.4.1, Zookeeper 3.4.6 (5 zookeeper ensemble)
We have one collection which has multiple shards (two shards for each week).
Each shard has a leader and a replica. We only write to the latest week- two
shards (four cores) which we refer to a ‘hot cores’. The rest,
