bin/pulsar initialize-cluster-metadata \
    --metadata-store file:////applications/apache-pulsar-3.1.2-i1/data/metadata \  # local rocksdb
    --cluster standalone-i1 \
    --configuration-metadata-store zk:localhost:2181 \
    --web-service-url <http://localhost:18080/> \
    --broker-service-url <pulsar://localhost:16650/>