Hbase showing errors:CallQueueTooBigException

[#1]

There are many same errors showing at back-end and nothing return to front-end.

error message as below: 

2022-10-31T01:42:15.569Z, RpcRetryingCaller{globalStartTime=1667180497142, pause=100, maxAttempts=11}, org.apache.hadoop.hbase.CallQueueTooBigException: Call queue is full on XXXXX,16020,1663311727745, too many items queued ?

env: OpenShift container + Hbase

[#2 · Accepted solution]

HI @Felix-Han Based on the Error, it seems there are too many request coming to that specific Region server thereby consuming the handlers it has.

So may want to check if multiple clients are hitting the same Region server ( hotspot) or try to raise the handler count.

https://my.cloudera.com/knowledge/CallQueueTooBigException--Call-queue-is-full-on-000060020-too?id=7...

[#3]

@Felix-Han Has the reply helped resolve your issue? If so, please mark the appropriate reply as the solution, as it will make it easier for others to find the answer in the future. Thanks

[#4]

Hello @Felix-Han 

Hope you are doing well. Since the Post by @rki_ referencing [1] for your team would fix the CQTBE for your team, We shall mark the Post as resolved. If your team have any further ask, Feel free to Update the Post likewise.

Regards, Smarak

[1] https://my.cloudera.com/knowledge/CallQueueTooBigException--Call-queue-is-full-on-000060020-too?id=7...