vamossagar12 commented on a change in pull request #11959:
URL: https://github.com/apache/kafka/pull/11959#discussion_r837362482
##########
File path: streams/src/main/java/org/apache/kafka/streams/TopologyConfig.java
##########
@@ -136,37 +137,54 @@ public TopologyConfig(final String topologyName, final
StreamsConfig globalAppCo
maxBufferedSize = getInt(BUFFERED_RECORDS_PER_PARTITION_CONFIG);
log.info("Topology {} is overriding {} to {}", topologyName,
BUFFERED_RECORDS_PER_PARTITION_CONFIG, maxBufferedSize);
} else {
+ // If the user hasn't explicitly set the
buffered.records.per.partition config, then leave it unbounded
+ // and rely on the input.buffer.max.bytes instead to keep the
memory usage under control
maxBufferedSize =
globalAppConfigs.originals().containsKey(StreamsConfig.BUFFERED_RECORDS_PER_PARTITION_CONFIG)
?
globalAppConfigs.getInt(StreamsConfig.BUFFERED_RECORDS_PER_PARTITION_CONFIG) :
-1;
}
- if (isTopologyOverride(STATESTORE_CACHE_MAX_BYTES_CONFIG,
topologyOverrides) && isTopologyOverride(CACHE_MAX_BYTES_BUFFERING_CONFIG,
topologyOverrides)) {
- cacheSize = getLong(STATESTORE_CACHE_MAX_BYTES_CONFIG);
- log.info("Topology {} is using both deprecated config {} and new
config {}, hence {} is ignored and the new config {} (value {}) is used",
- topologyName,
- CACHE_MAX_BYTES_BUFFERING_CONFIG,
- STATESTORE_CACHE_MAX_BYTES_CONFIG,
- CACHE_MAX_BYTES_BUFFERING_CONFIG,
- STATESTORE_CACHE_MAX_BYTES_CONFIG,
- cacheSize);
- } else if (isTopologyOverride(CACHE_MAX_BYTES_BUFFERING_CONFIG,
topologyOverrides)) {
- cacheSize = getLong(CACHE_MAX_BYTES_BUFFERING_CONFIG);
- log.info("Topology {} is using only deprecated config {}, and will
be used to set cache size to {}; " +
- "we suggest setting the new config {} instead as
deprecated {} would be removed in the future.",
- topologyName,
- CACHE_MAX_BYTES_BUFFERING_CONFIG,
- cacheSize,
- STATESTORE_CACHE_MAX_BYTES_CONFIG,
- CACHE_MAX_BYTES_BUFFERING_CONFIG);
- } else if (isTopologyOverride(STATESTORE_CACHE_MAX_BYTES_CONFIG,
topologyOverrides)) {
- cacheSize = getLong(STATESTORE_CACHE_MAX_BYTES_CONFIG);
+ final boolean stateStoreCacheMaxBytesOverridden =
isTopologyOverride(STATESTORE_CACHE_MAX_BYTES_CONFIG, topologyOverrides);
Review comment:
@ableegoldman , another thing is my initial logic was similar to what
you have below (without the boolean variables stateStoreCacheMaxBytesOverridden
and cacheMaxBytesBufferingOverridden but I had to change it to the above one as
I was getting =>
```
[2022-03-29T06:53:02.757Z] [ant:checkstyle] [ERROR]
/home/jenkins/jenkins-agent/workspace/Kafka_kafka-pr_PR-11959/streams/src/main/java/org/apache/kafka/streams/TopologyConfig.java:127:5:
NPath Complexity is 960 (max allowed is 500). [NPathComplexity]
```
Looks like this PR suffers from the same problem.
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