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new f12ffd1 Add Kafka reset instructions for tutorial (#6362)
f12ffd1 is described below
commit f12ffd19a860a714fdc0a6f173ec8aea5dc44ddd
Author: Jonathan Wei <[email protected]>
AuthorDate: Fri Sep 21 14:18:31 2018 -0700
Add Kafka reset instructions for tutorial (#6362)
---
docs/content/tutorials/index.md | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/docs/content/tutorials/index.md b/docs/content/tutorials/index.md
index a7a6769..bd16066 100644
--- a/docs/content/tutorials/index.md
+++ b/docs/content/tutorials/index.md
@@ -87,10 +87,22 @@ All persistent state such as the cluster metadata store and
segments for the ser
Later on, if you'd like to stop the services, CTRL-C to exit the
`bin/supervise` script, which will terminate the Druid processes.
+### Resetting cluster state
+
If you want a clean start after stopping the services, delete the `var`
directory and run the `bin/supervise` script again.
Once every service has started, you are now ready to load data.
+#### Resetting Kafka
+
+If you completed [Tutorial: Loading stream data from
Kafka](./tutorial-kafka.html) and wish to reset the cluster state, you should
additionally clear out any Kafka state.
+
+Shut down the Kafka broker with CTRL-C before stopping Zookeeper and the Druid
services, and then delete the Kafka log directory at `/tmp/kafka-logs`:
+
+```bash
+rm -rf /tmp/kafka-logs
+```
+
## Loading Data
### Tutorial Dataset
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