Hello. I found the log addressed below in the hiveserver2.log file.
2017-07-10 23:35:02,389 DEBUG [IPC Client (1639759054) connection to host.name/10.10.10.18:8020 from hdfs]: ipc.Client (Client.java:run(1025)) - IPC Client (1639759054) connection to host.name/10.10.10.18:8020 from hdfs: stopped, remaining connections 25 The problem is the remaining connections keeps increasing / maintains high. What these connections are? How to check these connections? What is the reason casing this problem? How to solve it? Any help will be very thankful. Thank you.