This section covers the following operations that a user can perform on the Storm cluster:
- Deactivate
- Activate
- Rebalance
- Kill
- Dynamic log level settings
This section covers the following operations that a user can perform on the Storm cluster:
Storm supports the deactivating a topology. In the deactivated state, spouts will not emit any new tuples into the pipeline, but the processing of the already emitted tuples will continue. The following is the command to deactivate the running topology:
$> bin/storm deactivate topologyName
Deactivate SampleStormClusterTopology using the following command:
bin/storm deactivate SampleStormClusterTopology
The following information is displayed:
0 [main] INFO backtype.storm.thrift - Connecting to Nimbus at...