Ingestion tasks fail because of problem with HDFS
amirmohammad-kalantar opened this issue · comments
I have a docker service which gets data from kafka and ingest it to druid database. i use one machine for now but i use a namenode and datanode for future scaling. after a problem with VM i restarted the stack and although ingestion tasks were successful, i couldn't see the data in my sql statments results. As an common solution i HARD-RESET the supervisor but problem wasn't solved and all my tasks were getting failed and the logs said i should check middlemanager logs. Below is the error logs in all druid services(version is 24.0.1):
