# Log4j Logstash plugin not writing to stdout

**URL:** <https://discuss.elastic.co/t/log4j-logstash-plugin-not-writing-to-stdout/80560>\
**Category:** Logstash\
**Created:** [March 29, 2017, 11:46pm UTC](https://discuss.elastic.co/t/log4j-logstash-plugin-not-writing-to-stdout/80560 "2017-03-29T23:46:58Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ab-agni](https://avatars.discourse-cdn.com/v4/letter/a/8797f3/32.png) [@ab-agni](https://discuss.elastic.co/u/ab-agni)\
**Post date:** [March 29, 2017, 11:46pm UTC](https://discuss.elastic.co/t/log4j-logstash-plugin-not-writing-to-stdout/80560/1 "2017-03-29T23:46:58Z")

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Hello,

Here is my config:

input {  
log4j {  
mode =\> "server"  
host =\> "0.0.0.0"  
port =\> 3456  
type =\> "log4j"  
}  
}  
output {  
stdout {  
}  
}  
log4j.properties:

log4j.rootLogger=debug,tcp

log4j.appender.tcp=org.apache.log4j.net.SocketAppender  
log4j.appender.tcp.Port=3456  
log4j.appender.tcp.RemoteHost=localhost  
log4j.appender.tcp.ReconnectionDelay=10000  
log4j.appender.tcp.Threshold=debug

* * *

No output gets printed from logstash terminal. Please help.

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [April 26, 2017, 11:47pm UTC](https://discuss.elastic.co/t/log4j-logstash-plugin-not-writing-to-stdout/80560/2 "2017-04-26T23:47:13Z")

</div>

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