[GitHub] [kafka] mumrah commented on a diff in pull request #13159: KAFKA-14656 Send UMR first during ZK migration

["mumrah (via GitHub)" <gi...@apache.org>]

mumrah commented on code in PR #13159:
URL: https://github.com/apache/kafka/pull/13159#discussion_r1090943050


##########
metadata/src/main/java/org/apache/kafka/metadata/migration/KRaftMigrationDriver.java:
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@@ -403,7 +404,7 @@ public void run() throws Exception {
                 AtomicInteger count = new AtomicInteger(0);
                 zkMigrationClient.readAllMetadata(batch -> {
                     try {
-                        log.info("Migrating {} records from ZK: {}", batch.size(), batch);
+                        log.info("Migrating {} records from ZK", batch.size());

Review Comment:
   I wondered about that. So far, we are avoiding logging raw records in most places, but it could be very useful for debugging during a migration. I'll add it back as TRACE.



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