Nifi Data migration

Requirement, migrate existing Nifi flow into clustered environment without data loss.

https://community.hortonworks.com/questions/63745/migrating-nifi-flow-files-between-servers.html

Nifi Dump

nifiDump.sh

# get 10 thread dumps
for i in {1..10}
do
  echo "start dump"
  /usr/hdf/current/nifi/bin/nifi.sh dump /tmp/nifi_Dump_$(date +"%Y_%m_%d_%I_%M_%p")
  echo "finished, sleep 60s"
  sleep 60s
done