# Pipeline question

**URL:** https://community.graylog.org/t/pipeline-question/14546
**Category:** Graylog Central (peer support)
**Created:** [March 19, 2020, 12:47pm UTC](https://community.graylog.org/t/pipeline-question/14546 "2020-03-19T12:47:17Z")
**Posts on this page:** 6
**Page:** 1

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### Author: ![MalinkinSA](https://avatars.discourse-cdn.com/v4/letter/m/8baadc/32.png) [@MalinkinSA](https://community.graylog.org/u/MalinkinSA)
#### Post date: [March 19, 2020, 12:47pm UTC](https://community.graylog.org/t/pipeline-question/14546/1 "2020-03-19T12:47:17Z")

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Hello,I have a stream, and i want to drop some event using pipeline.

1. I create a pipeline and connect to my stream.

2. Create two stage and two rule:  
rule “src\_ip”  
when  
true  
then  
let mess = to\_string($message.message);  
let parsed = grok(pattern: “%{IPV4:src\_ip}”,value: mess);  
set\_fields(parsed);  
end

3. Copy RAW filebeats output to simulator:

> **Message would be dropped**
> 
> The pipeline processor would drop such a message. That means that the message **would not be stored** , and would not be available for searches, alerts, outputs, or dashboards.

But if a launch filebeat to send logs - it’s not working.

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### Author: ![jan](https://sea2.discourse-cdn.com/flex016/user_avatar/community.graylog.org/jan/32/11_2.png) [@jan](https://community.graylog.org/u/jan)
#### Post date: [March 23, 2020, 12:24pm UTC](https://community.graylog.org/t/pipeline-question/14546/2 "2020-03-23T12:24:07Z")

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he @MalinkinSA

what is your processing order in `System > configuration`?

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### Author: ![MalinkinSA](https://avatars.discourse-cdn.com/v4/letter/m/8baadc/32.png) [@MalinkinSA](https://community.graylog.org/u/MalinkinSA)
#### Post date: [March 24, 2020, 5:49am UTC](https://community.graylog.org/t/pipeline-question/14546/3 "2020-03-24T05:49:34Z")

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Hello @jan  
Pipeline Processor - enabled;

### Order

Use drag and drop to change the execution order of the message processors.  
AWS Instance Name Lookup  
GeoIP Resolver  
Pipeline Processor  
Message Filter Chain

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### Author: ![jan](https://sea2.discourse-cdn.com/flex016/user_avatar/community.graylog.org/jan/32/11_2.png) [@jan](https://community.graylog.org/u/jan)
#### Post date: [March 24, 2020, 6:52am UTC](https://community.graylog.org/t/pipeline-question/14546/4 "2020-03-24T06:52:18Z")

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you might want to change the oder @MalinkinSA

message filter chain  
pipeline processor

and disable aws dn geoip if you do not use that.

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### Author: ![MalinkinSA](https://avatars.discourse-cdn.com/v4/letter/m/8baadc/32.png) [@MalinkinSA](https://community.graylog.org/u/MalinkinSA)
#### Post date: [March 24, 2020, 9:59am UTC](https://community.graylog.org/t/pipeline-question/14546/5 "2020-03-24T09:59:12Z")

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Many thanks, in test case that’s all ok.

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### Author: ![system](https://us1.discourse-cdn.com/flex016/uploads/graylog/original/3X/c/7/c7c09c6b5099570133d6502b83f50ba4430de5b6.png) [@system](https://community.graylog.org/u/system)
#### Post date: [April 7, 2020, 9:59am UTC](https://community.graylog.org/t/pipeline-question/14546/6 "2020-04-07T09:59:20Z")

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