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new b3fd9a5a951 KAFKA-17146 Include note to remove migration znode (#16770)
b3fd9a5a951 is described below
commit b3fd9a5a9517b3c72b6a83f6a7b20fcd7be37a95
Author: David Arthur <[email protected]>
AuthorDate: Sun Aug 4 15:13:26 2024 -0400
KAFKA-17146 Include note to remove migration znode (#16770)
When reverting the ZK migration, we must also remove the /migration ZNode
in order to allow the migration to be re-attempted in the future.
Reviewers: Colin P. McCabe <[email protected]>, Chia-Ping Tsai
<[email protected]>
---
docs/ops.html | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/docs/ops.html b/docs/ops.html
index 6a98b1a4b0c..890e9a58d93 100644
--- a/docs/ops.html
+++ b/docs/ops.html
@@ -4108,7 +4108,10 @@ listeners=CONTROLLER://:9093
</li>
<li>
Using <code>zookeeper-shell.sh</code>, run <code>rmr
/controller</code> so that one
- of the brokers can become the new old-style controller.
+ of the brokers can become the new old-style controller.
Additionally, run
+ <code>get /migration</code> followed by <code>rmr
/migration</code> to clear the
+ migration state from ZooKeeper. This will allow you to
re-attempt the migration
+ in the future. The data read from "/migration" can be useful for
debugging.
</li>
<li>
On each broker, remove the
<code>zookeeper.metadata.migration.enable</code>,
