Hi ,

I have the following setup 4 nodes, 1 client
Client -> node1 - node2 - node3 - node4
node1 and node2 config server is running
node[1-4] are also acting as shard server , Sharding is enabled for YCSB database and for collection usertable.

Mongos is running on client.

YCSB: https://github.com/brianfrankcooper/YCSB/tree/master/mongodb
Workload: I insert 10M doc , it works fine, When i run workloade issue started to happen

With Version 3.4 Enterprise it crashed. Issue looks similar SERVER-27701

With version 3.5.6 Lot of queries throwing following Error
com.mongodb.MongoQueryException: Query failed with error code 6 and error message