For those who might need to do the same thing, the command is bin/kafka-topics.sh --zookeeper localhost:2182 --alter --topic yourconfig --config retention.ms=172800000
On Mon, Nov 10, 2014 at 4:46 PM, Chen Wang <chen.apache.s...@gmail.com> wrote: > Hey guys, > i am using kafka_2.9.2-0.8.1.1 > > bin/kafka-topics.sh --zookeeper localhost:2182 --alter --topic my_topic > --config log.retention.hours.per.topic=48 > > It says: > Error while executing topic command requirement failed: Unknown > configuration "log.retention.hours.per.topic". > java.lang.IllegalArgumentException: requirement failed: Unknown > configuration "log.retention.hours.per.topic". > at scala.Predef$.require(Predef.scala:214) > at kafka.log.LogConfig$$anonfun$validateNames$1.apply(LogConfig.scala:138) > at kafka.log.LogConfig$$anonfun$validateNames$1.apply(LogConfig.scala:137) > at scala.collection.Iterator$class.foreach(Iterator.scala:772) > at > scala.collection.JavaConversions$JEnumerationWrapper.foreach(JavaConversions.scala:578) > at kafka.log.LogConfig$.validateNames(LogConfig.scala:137) > at kafka.log.LogConfig$.validate(LogConfig.scala:145) > > Any idea? > Chen > > >
