Apache kafka: Failed to acquire lock on file .lock in tmp/kafka-logs

Question

According to official kafka documentation after command bin/kafka-topics.sh --create --zookeeper localhost:2181 --replication-factor 3 --partitions 1 --topic my-replicated-topic server throw error "Failed to acquire lock on file .lock in tmp/kafka-logs". How to fix it?

Answer 1

just delete directory /tmp/kafka-logs and try again

Answer 2

Remove the file .lock in /tmp/kafka-logs:

rm /tmp/kafka-logs/.lock.

That way you can keep any pre-existing logs.