java agent 监控tomcat_promethues监控tomcat
promethues監控tomcat:
mkdir /var/lib/tomcat7/prometheus
cp -rv jmx_prometheus_javaagent-0.3.1.jar /var/lib/tomcat7/prometheus/
cp -rv config.xml /var/lib/tomcat7/prometheus/
chown tomcat7:tomcat7 /var/lib/tomcat7/prometheus -R
vi /etc/default/tomcat7
JAVA_OPTS="-Djava.awt.headless=true -Xmx1028m -XX:+UseConcMarkSweepGC -javaagent:/var/lib/tomcat7/prometheus/jmx_prometheus_javaagent-0.3.1.jar=9151:/var/lib/tomcat7/prometheus/config.xml"
:wq
/etc/init.d/tomcat7 restart
prometheus:
vi /space/prometheus/prometheus.yml
- targets: ['host01:9151']
:wq
grafana面板:
顯示總heap內存:
jvm_memory_bytes_max{area='heap',instance="$node:9151"}
顯示已使用heap內存:
jvm_memory_bytes_used{area='heap',instance="$node:9151"}
總結
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