[Jolokia] Tomcat + JMX + Jolokia + Telegraf

제안서 항목의 일환으로 telegraf 와 jolokia 연동을 맡았다.

뭐.. 수정할 여력이 생긴다면 수정하겟드아

*참고 : 졸로키아의 proxy mode 와 agent 모드..... 가 바뀐거같다

근데 아무리봐도

아키텍쳐 설계 그림보면 아닌데.... 두가지 방법이 잇는거같은데 차이점은 알겟는데 뭐가몬지 모르겟다

글이 왜 깨지지?

---

1. 설치
2. 1. Tomcat 설치
   2. 1. wget http://mirror.navercorp.com/apache/tomcat/tomcat-8/v8.5.31/bin/apache-tomcat-8.5.31.tar.gz
      2. tar -xvf apache-tomcat-8.5.31.tar.gz
         
         
   3. Jolokia 설치
      https://jolokia.org/tutorial.html
   4. 1. cd apache-tomcat-8.5.31/webapps
      2. wget http://repo1.maven.org/maven2/org/jolokia/jolokia-war/1.2.3/jolokia-war-1.2.3.war
      3. mv jolokia-war-1.2.3.war jolokia.war
      4. wget http://search.maven.org/remotecontent?filepath=org/jolokia/jolokia-jvm/1.5.0/jolokia-jvm-1.5.0-agent.jar
      5. mv remotecontent\?filepath\=org%2Fjolokia%2Fjolokia-jvm%2F1.5.0%2Fjolokia-jvm-1.5.0-agent.jar jolokia-jvm-1.5.0-agent.jar
         
         
         
         

         ---

      6. java -jar jolokia-jvm-1.5.0-agent.jar
         
         
         [tcore-ic@tcore-ic-test jolokia]$ java -jar jolokia-jvm-1.5.0-agent.jar
             7921   org.apache.zookeeper.server.quorum.QuorumPeerMain /home/tcore-ic/applications/zookeeper/bin/../conf/
             6098   org.apache.catalina.startup.Bootstrap start
             8652   kafka.Kafka config/server.properties
             908   jolokia-jvm-1.5.0-agent.jar
             32287   kafka.tools.ConsoleConsumer --zookeeper tcore-ic-test:2181/kafka --topic telegraf
         
         
      7. java -jar jolokia-jvm-1.5.0-agent.jar start catalina
         [tcore-ic@tcore-ic-test jolokia]$ java -jar jolokia-jvm-1.5.0-agent.jar start catalina
             Jolokia is already attached to process matching "catalina" (PID: 6098)
             http://127.0.0.1:8778/jolokia/
         
         
   5. Jmx 설정
      3-1. Jmx 변수 설정
          tomcat/bin/catalina.bat
          set CATALINA_OPTS="-Dcom.sun.management.jmxremot -Dcom.sun.management.jmxremote.port=9309 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false”
          혹은
      [tcore-ic@tcore-ic-test bin]$ cat setenv.sh
          export JAVA_OPTS="-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=9309 -    Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false"
      
      
      3-2. Tomcat 시작
          ./startup

2. 실행확인
3. 1. Tomcat 실행확인
      
   2. Jolokia 실행확인
      [tcore-ic@tcore-ic-test webapps]$ curl http://localhost:8778/jolokia/read/java.lang:type=Memory
      
      
      {"request":{"mbean":"java.lang:type=Memory","type":"read"},"value":{"ObjectPendingFinalizationCount":0,"Verbose":false,"HeapMemoryUsage":{"init":513802240,"committed":257949696,"max":7285506048,"used":23310944},"NonHeapMemoryUsage":{"init":2555904,"committed":33210368,"max":-1,"used":31935240},"ObjectName":{"objectName":"java.lang:type=Memory"}},"timestamp":1526876824,"status":200}
      
      
      

3. Telegraf 설정
4. 1. vi /etc/telegraf/telegraf.conf
      [[outputs.influxdb]]
      urls = ["http://tcore-ic-test:8086"]
        database = "telegraf"
      
      
   2. Influx DB 확인
   3. 1. DB 확인
         [root@tcore-ic-test telegraf]# influx
         Connected to http://localhost:8086 version 1.5.2
         InfluxDB shell version: 1.5.2
         > show databases;
             name: databases
             name
             ----
             _internal    
             mon
             telegraf
         > use telegraf    
             Using database telegraf

> show measurements

name: measurements

name

----

cpu

disk

diskio

http

http_response

httpjson

jolokia

kernel

mem

net_response

ping

processes

swap

system

zookeeper

>

>

>

>  show tag keys from jolokia

name: jolokia

tagKey

------

host

jolokia_host

jolokia_name

jolokia_port

>

>

>  show tag values from jolokia with key=host

name: jolokia

key  value

---  -----

host tcore-ic-test

>

>

> show field keys from jolokia

name: jolokia

fieldKey                             fieldType

--------                             ---------

heap_memory_usage_committed          float

heap_memory_usage_init               float

heap_memory_usage_max                float

heap_memory_usage_used               float

thread_count_DaemonThreadCount       float

thread_count_PeakThreadCount         float

thread_count_ThreadCount             float

thread_count_TotalStartedThreadCount float

>

>

> select host, heap_memory_usage_max, heap_memory_usage_used, thread_count_DaemonThreadCount from jolokia limit 10;

name: jolokia