You can't dynamically re-load server properties. However, the norm in zookeeper is to configure the connection string with all the nodes in the zk cluster, so there will be no need to modify properties when you replace zk nodes.
On Sun, May 24, 2015 at 4:13 PM, Achanta Vamsi Subhash < achanta.va...@flipkart.com> wrote: > Thanks Gwen. > > One more question: > Is there a way we can dynamically re-load the contents of the Kafka > server.properties contents without restarting the broker? Example use-case > is when a zk-node goes down and a new one is brought up, we need to update > the server.properties file to reflect this. Currently there is no way to do > this other than broker restart. Broker restart requires a lot of things to > do before triggering it. > > This JIRA is already filed but un-resolved. We don't require all the > configs to be reloaded but only variable external config changes should be > allowed. > > https://issues.apache.org/jira/browse/KAFKA-1229 > > On Sun, May 24, 2015 at 1:14 PM, Gwen Shapira <gshap...@cloudera.com> > wrote: > > > If you set advertised.hostname in server.properties to the ip address, > the > > IP will be registered in ZooKeeper. > > > > > > On Fri, May 22, 2015 at 2:20 PM, Achanta Vamsi Subhash < > > achanta.va...@flipkart.com> wrote: > > > > > Hi, > > > > > > Currently Kakfa brokers register the hostname in zookeeper. > > > > > > [zk: localhost:2181(CONNECTED) 5] get /varadhi/kafka/brokers/ids/0 > > > > > > > > > {"jmx_port":9999,"timestamp":"1427704934158","host":"currHostName","version":1,"port":9092} > > > > > > Is there any config to make it use ip-address instead so that we don't > > > make a DNS lookup for the hostname? > > > > > > -- > > > Regards > > > Vamsi Subhash > > > > > > > > > -- > Regards > Vamsi Subhash >
