From cbce022445f6125f960e5095d2083e4cf58dfb5e Mon Sep 17 00:00:00 2001
From: Kai Moritz <kai@juplo.de>
Date: Sat, 2 Apr 2022 17:18:06 +0200
Subject: [PATCH] =?utf8?q?Der=20Consumer=20erkennt=20die=20=C3=84nderung?=
=?utf8?q?=20der=20Partitionierung=20schneller?=
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* `metadata.max.age.ms` auf 1000 heruntergesetzt (Default 5 min)
* Dadurch wird die Ãnderung der Anzahl an Partitionen zeitnah erkannt
---
README.sh | 2 +-
src/main/java/de/juplo/kafka/EndlessConsumer.java | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/README.sh b/README.sh
index 9ed7d6f..8315440 100755
--- a/README.sh
+++ b/README.sh
@@ -56,7 +56,7 @@ kafka-topics --bootstrap-server kafka:9092 --describe --topic test
EOF
docker-compose restart producer
-sleep 10
+sleep 1
http :8081/seen
sleep 1
http :8081/seen
diff --git a/src/main/java/de/juplo/kafka/EndlessConsumer.java b/src/main/java/de/juplo/kafka/EndlessConsumer.java
index 127c3d3..357a0b4 100644
--- a/src/main/java/de/juplo/kafka/EndlessConsumer.java
+++ b/src/main/java/de/juplo/kafka/EndlessConsumer.java
@@ -63,6 +63,7 @@ public class EndlessConsumer implements Runnable
props.put("group.id", groupId);
props.put("client.id", id);
props.put("auto.offset.reset", autoOffsetReset);
+ props.put("metadata.max.age.ms", "1000");
props.put("key.deserializer", StringDeserializer.class.getName());
props.put("value.deserializer", StringDeserializer.class.getName());
--
2.20.1