Ours is a 3 node datacenter with search enabled(DSE). We are upgrading from 5.0 to 5.1.20 and populated the data using nodetool refresh metho. After creating the seach cores we are facing out of memory issues and nodes go down eventually, these are the warnings we are getting
WARN [http-bio-172.31.32.159-8983-exec-400] 2020-11-10 11:13:50,421 SolrRequestGuardrail.java:54 - The request on solr core KSec.buddy_fan_map has the following issues: parameter rows 1000000000 exceeds 20000, it may cause memory issue WARN [Service Thread] 2020-11-10 11:13:54,529 GCInspector.java:262 - G1 Old Generation GC in 3541ms. G1 Old Gen: 13662350408 -> 1693479480; G1 Survivor Space: 58720256 -> 0; WARN [http-bio-172.31.32.159-8983-exec-316] 2020-11-10 11:14:12,506 SolrRequestGuardrail.java:54 - The request on solr core KSec.user_connection has the following issues: parameter rows 100000 exceeds 20000, it may cause memory issue
Thanks in advance