[英]Monitoring Elassandra with Prometheus using Docker
我正在嘗試按照此說明運行具有特殊配置的jmx-exporter容器。
我逐步完成了所有說明。 這是我的conf/config.yml
docker-compose
文件和conf/config.yml
。
泊塢窗 - 撰寫:
version: '2'
services:
prometheus:
image: prom/prometheus
container_name: prometheus
volumes:
- /prometheus:/prometheus
- ./conf/prome.yml:/etc/prometheus/prometheus.yml
command:
- --config.file=/etc/prometheus/prometheus.yml
ports:
- '6009:9090'
jmx-exporter:
image: sscaling/jmx-prometheus-exporter
container_name: jmx-exporter
ports:
- 6011:5556
depends_on:
- elassandra
elassandra:
image: strapdata/elassandra
container_name: elassandra
volumes:
- /var/lib/cassandra:/var/lib/cassandra
environment:
- CASSANDRA_LISTEN_ADDRESS=localhost
- CASSANDRA_RPC_ADDRESS=localhost
- CASSANDRA_START_RPC=false
- CASSANDRA_CLUSTER_NAME='DockerTest Cluster'
- CASSANDRA_NUM_TOKENS=8
- CASSANDRA#
- LOCAL_JMX="no"
- Dcassandra.jmx.remote.port="7199"
- Dcom.sun.management.jmxremote.port="7199"
- Dcom.sun.management.jmxremote.rmi.port="7199"
- Dcom.sun.management.jmxremote.authenticate=false
- JVM_OPTS="$JVM_OPTS -Djava.rmi.server.hostname=127.0.0.1"
- JMX_PORT="7199"
- JVM_OPTS="$JVM_OPTS -Dcassandra.jmx.remote.port=5556"
- JVM_OPTS="$JVM_OPTS -Dcom.sun.management.jmxremote.rmi.port=5556"
- JVM_OPTS="$JVM_OPTS -Dcom.sun.management.jmxremote.authenticate=false"
volumes:
prometheus_data: {}
elassandra_data: {}
conf/config.yml
startDelaySeconds: 0
hostPort: elassandra:7199
#username:
#password:
#jmxUrl: service:jmx:rmi:///jndi/rmi://127.0.0.1:60/jmxrmi
ssl: false
lowercaseOutputName: false
lowercaseOutputLabelNames: false
whitelistObjectNames: ["org.apache.cassandra.metrics:*"]
blacklistObjectNames: ["org.apache.cassandra.metrics:type=ColumnFamily,*"]
rules:
- pattern: 'org.apache.cassandra.metrics<type=(\w+), name=(\w+)><>Value: (\d+)'
name: cassandra_$1_$2
value: $3
valueFactor: 0.001
labels: {}
help: "Cassandra metric $1 $2"
type: GAUGE
attrNameSnakeCase: false
每當我運行docker-compose -f docker-compose.yml up
,我都會在localhost:6011
上遇到以下頁面:
問題是我不知道如何使用jmx-exporter監視elassandra及其指標,我主要是獲得Java指標!
在config.yml中,您使用的是hostPort: localhost:5556
但您應嘗試連接到主機elassandra
(docker-compose.yml文件中docker容器的名稱)。
確保正確配置了Elassandra以允許遠程JMX連接。 請參閱如何在Elassandra中啟用遠程JMX連接? 有關如何設置的詳細信息。
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