Ismael Juma created KAFKA-2875:
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Summary: Class path contains multiple SLF4J bindings warnings when
using scripts under bin
Key: KAFKA-2875
URL: https://issues.apache.org/jira/browse/KAFKA-2875
Project: Kafka
Issue Type: Bug
Components: tools
Affects Versions: 0.9.0.0
Reporter: Ismael Juma
This adds a lot of noise when running the scripts, see example when running
kafka-console-producer.sh:
{code}
~/D/s/kafka-0.9.0.0-src ❯❯❯ ./bin/kafka-console-producer.sh --topic topic
--broker-list localhost:9092 ⏎
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in
[jar:file:/Users/ijuma/Downloads/scala-releases/kafka-0.9.0.0-src/core/build/dependant-libs-2.10.5/slf4j-log4j12-1.7.10.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in
[jar:file:/Users/ijuma/Downloads/scala-releases/kafka-0.9.0.0-src/core/build/dependant-libs-2.10.5/slf4j-log4j12-1.7.6.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in
[jar:file:/Users/ijuma/Downloads/scala-releases/kafka-0.9.0.0-src/tools/build/dependant-libs-2.10.5/slf4j-log4j12-1.7.6.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in
[jar:file:/Users/ijuma/Downloads/scala-releases/kafka-0.9.0.0-src/connect/api/build/dependant-libs/slf4j-log4j12-1.7.6.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in
[jar:file:/Users/ijuma/Downloads/scala-releases/kafka-0.9.0.0-src/connect/runtime/build/dependant-libs/slf4j-log4j12-1.7.6.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in
[jar:file:/Users/ijuma/Downloads/scala-releases/kafka-0.9.0.0-src/connect/file/build/dependant-libs/slf4j-log4j12-1.7.6.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in
[jar:file:/Users/ijuma/Downloads/scala-releases/kafka-0.9.0.0-src/connect/json/build/dependant-libs/slf4j-log4j12-1.7.6.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]
{code}
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