Scouter APM

Scouter APM
http://gunsdevlog.blogspot.com/2017/07/scouter-apm-1.html


https://github.com/scouter-project/scouter/releases


wget https://github.com/scouter-project/scouter/releases/download/v2.6.2/scouter-all-2.6.2.tar.gz


# Scouter Server 설치 및 기동

startup.sh

nohup 명령 사용

tcp        0      0 :::6180                     :::*                        LISTEN      4041143/java
tcp        0      0 :::6100                     :::*                        LISTEN      4041143/java


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# Host Agent 실행

Host 모니터링 정보 collector 로 쏴 주는 agent
 
CPU 사용량


# Java Agent 실행
Java Agent는 단독으로 실행되는 것이 아니라, 모니터링할 Java Program이 실행될때 attach되어 모니터링을 수행합니다.
따라서 실행하는 Java Program에서 scouter agent를 인식할 수 있도록 명령행 옵션을 설정해야 합니다.



# tomcat 모니터링 하는 방법

java.agent 를 사용

tomcat 의 실행 파일에(catalina.sh )아래 내용 추가
Append below options in ${TOMCAT_DIR}/bin/catalina.sh or startup.sh


https://github.com/scouter-project/scouter/blob/master/scouter.document/main/Setup_kr.md



tomcat 설정 방법 잘 나와 있음!!!
https://m.blog.naver.com/occidere/221005212584


3. Scouter Server BuiltInPlugin을 제작해보자 - (1) 요구사항 분석
4. Scouter Server BuiltInPlugin을 제작해보자 - (2) 플러그인 제작
5. Scouter의 실행 및 종료 파일은 어떤 원리로 동작할까?
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jmeter를 사용한 load 테스트

JMeter
https://jmeter.apache.org/download_jmeter.cgi





https://www.digitalocean.com/community/tutorials/how-to-use-apache-jmeter-to-perform-load-testing-on-a-web-server

1. Add a Thread Group 생성

2. Add HTTP Request Defaults

3. Add an HTTP Cookie Manager

4. Add an HTTP Request Sampler

5. Add a View Results in Table Listener


Apache - JMeter 사용법
https://huistorage.tistory.com/84




참고:
scouter Quick Start
https://github.com/scouter-project/scouter/blob/master/scouter.document/main/Quick-Start_kr.md