{"id":43361,"date":"2024-01-12T12:15:23","date_gmt":"2022-12-07T06:03:13","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8-prometheus-operator-%e7%9b%91%e6%8e%a7-kubernetes-%e9%9b%86%e7%be%a4%e5%a4%96%e9%83%a8%e3%80%82\/"},"modified":"2024-05-04T18:02:04","modified_gmt":"2024-05-04T10:02:04","slug":"%e4%bd%bf%e7%94%a8-prometheus-operator-%e7%9b%91%e6%8e%a7-kubernetes-%e9%9b%86%e7%be%a4%e5%a4%96%e9%83%a8%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8-prometheus-operator-%e7%9b%91%e6%8e%a7-kubernetes-%e9%9b%86%e7%be%a4%e5%a4%96%e9%83%a8%e3%80%82\/","title":{"rendered":"\u4f7f\u7528 Prometheus Operator \u76d1\u63a7 Kubernetes \u96c6\u7fa4\u5916\u90e8"},"content":{"rendered":"<h1>\u4f7f\u7528Prometheus Operator\u76d1\u63a7Kubernetes\u96c6\u7fa4\u5916\u90e8\u3002<\/h1>\n<h2>\u9996\u5148<\/h2>\n<p>\u6211\u8ba4\u4e3a\u6709\u4e00\u79cd\u60c5\u51b5\u662f\u4f7f\u7528Kubernetes\u6784\u5efaAPI\u7b49\uff0c\u5e76\u4f7f\u7528\u5916\u90e8\u865a\u62df\u673a\u4f5c\u4e3a\u6570\u636e\u5e93\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528Prometheus\u7684Exporter\u6765\u76d1\u63a7\u8be5\u865a\u62df\u673a\u3002<\/p>\n<h2>\u524d\u63d0<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Kubernetes\u306bPrometheus Operator\u3092\u5c0e\u5165\u6e08\u307f\u3067\u3042\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>\u4eca\u56de\u306fGKE\u306bHelm\u3067Prometheus Operator\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3044\u308b<\/p>\n<p>\u76e3\u8996\u5bfe\u8c61\u306eVM\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u69cb\u7bc9\u6e08\u307f\u3067\u3042\u308b<\/p>\n<p>\u4eca\u56de\u306fVM(GCE)\u306bCassandra Cluster\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3044\u308b<\/p>\n<h2>\u5b89\u88c5Cassandra Exporter<\/h2>\n<p>\u4f7f\u7528cassandra_exporter\u6765\u76d1\u89c6Cassandra\u3002<br \/>\n\u8fd9\u662f\u4e00\u4e2a\u57fa\u4e8eJMX exporter\u7684\u9879\u76ee\u7684\u5206\u652f\u3002<\/p>\n<h3>\u521b\u5efacassandra_exporter\u7528\u6237<\/h3>\n<p>\u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2a\u7fa4\u7ec4<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>groupadd <span class=\"nt\">-r<\/span> cassandra_exporter\r\n<\/code><\/pre>\n<p>\u521b\u5efa\u7528\u6237\u540e\uff0c\u786e\u4fdd\u65e0\u6cd5\u4f7f\u7528\u7cfb\u7edf\u7528\u6237\u767b\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>useradd <span class=\"nt\">-r<\/span> <span class=\"nt\">-s<\/span> \/bin\/false <span class=\"nt\">-g<\/span> cassandra_exporter cassandra_exporter\r\n<\/code><\/pre>\n<p>\u7528\u6237\u521b\u5efa\u540e\u786e\u8ba4\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">id <\/span>cassandra_exporter\r\n<span class=\"nv\">uid<\/span><span class=\"o\">=<\/span>997<span class=\"o\">(<\/span>cassandra_exporter<span class=\"o\">)<\/span> <span class=\"nv\">gid<\/span><span class=\"o\">=<\/span>994<span class=\"o\">(<\/span>cassandra_exporter<span class=\"o\">)<\/span> <span class=\"nb\">groups<\/span><span class=\"o\">=<\/span>994<span class=\"o\">(<\/span>cassandra_exporter<span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<h3>\u4e0b\u8f7dcassandra_exporter\u7684\u672c\u4f53\u3002<\/h3>\n<p>\u4ece\u8fd9\u91cc\u4e0b\u8f7d<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>curl <span class=\"nt\">-L<\/span> <span class=\"nt\">-O<\/span> https:\/\/github.com\/criteo\/cassandra_exporter\/releases\/download\/2.3.5\/cassandra_exporter-2.3.5.jar\r\n\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">mv<\/span> .\/cassandra_exporter-2.3.5.jar \/opt\/cassandra_exporter.jar\r\n\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">chown <\/span>cassandra_exporter:cassandra_exporter \/opt\/cassandra_exporter.jar\r\n\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">chmod <\/span>0755 \/opt\/cassandra_exporter.jar\r\n<\/code><\/pre>\n<h3>\u521b\u5efacassandra_exporter\uff08\u914d\u7f6e\u6587\u4ef6\uff09\u3002<\/h3>\n<p>\u53c2\u8003\u6b64\u5904<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>vi \/etc\/cassandra_exporter_config.yml\r\n\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">chown <\/span>cassandra_exporter:cassandra_exporter \/etc\/cassandra_exporter_config.yml\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">host<\/span><span class=\"pi\">:<\/span> <span class=\"s\">localhost:7199<\/span>\r\n<span class=\"na\">ssl<\/span><span class=\"pi\">:<\/span> <span class=\"s\">False<\/span>\r\n<span class=\"na\">user<\/span><span class=\"pi\">:<\/span>\r\n<span class=\"na\">password<\/span><span class=\"pi\">:<\/span>\r\n<span class=\"na\">listenAddress<\/span><span class=\"pi\">:<\/span> <span class=\"s\">0.0.0.0<\/span>\r\n<span class=\"na\">listenPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">8080<\/span>\r\n<span class=\"c1\"># Regular expression to match environment variable names that will be added<\/span>\r\n<span class=\"c1\"># as labels to all data points. The name of the label will be either<\/span>\r\n<span class=\"c1\"># $1 from the regex below, or the entire environment variable name if no match groups are defined<\/span>\r\n<span class=\"c1\">#<\/span>\r\n<span class=\"c1\"># Example:<\/span>\r\n<span class=\"c1\"># additionalLabelsFromEnvvars: \"^ADDL\\_(.*)$\"<\/span>\r\n<span class=\"na\">additionalLabelsFromEnvvars<\/span><span class=\"pi\">:<\/span>\r\n<span class=\"na\">blacklist<\/span><span class=\"pi\">:<\/span>\r\n   <span class=\"c1\"># To profile the duration of jmx call you can start the program with the following options<\/span>\r\n   <span class=\"c1\"># &gt; java -Dorg.slf4j.simpleLogger.defaultLogLevel=trace -jar cassandra_exporter.jar config.yml --oneshot<\/span>\r\n   <span class=\"c1\">#<\/span>\r\n   <span class=\"c1\"># To get intuition of what is done by cassandra when something is called you can look in cassandra<\/span>\r\n   <span class=\"c1\"># https:\/\/github.com\/apache\/cassandra\/tree\/trunk\/src\/java\/org\/apache\/cassandra\/metrics<\/span>\r\n   <span class=\"c1\"># Please avoid to scrape frequently those calls that are iterating over all sstables<\/span>\r\n\r\n   <span class=\"c1\"># Unaccessible metrics (not enough privilege)<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">java:lang:memorypool:.*usagethreshold.*<\/span>\r\n\r\n   <span class=\"c1\"># Leaf attributes not interesting for us but that are presents in many path<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:999thpercentile<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:95thpercentile<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:fifteenminuterate<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:fiveminuterate<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:durationunit<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:rateunit<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:stddev<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:meanrate<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:mean<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:min<\/span>\r\n\r\n   <span class=\"c1\"># Path present in many metrics but uninterresting<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:viewlockacquiretime:.*<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:viewreadtime:.*<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:cas[a-z]+latency:.*<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">.*:colupdatetimedeltahistogram:.*<\/span>\r\n\r\n   <span class=\"c1\"># Mostly for RPC, do not scrap them<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">org:apache:cassandra:db:.*<\/span>\r\n\r\n   <span class=\"c1\"># columnfamily is an alias for Table metrics<\/span>\r\n   <span class=\"c1\"># https:\/\/github.com\/apache\/cassandra\/blob\/8b3a60b9a7dbefeecc06bace617279612ec7092d\/src\/java\/org\/apache\/cassandra\/metrics\/TableMetrics.java#L162<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">org:apache:cassandra:metrics:columnfamily:.*<\/span>\r\n\r\n   <span class=\"c1\"># Should we export metrics for system keyspaces\/tables ?<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">org:apache:cassandra:metrics:[^:]+:system[^:]*:.*<\/span>\r\n\r\n   <span class=\"c1\"># Logback doesn't have any useful metrics<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">ch:qos:logback:.*<\/span>\r\n\r\n   <span class=\"c1\"># Don't scrap us<\/span>\r\n   <span class=\"pi\">-<\/span> <span class=\"s\">com:criteo:nosql:cassandra:exporter:.*<\/span>\r\n\r\n<span class=\"na\">maxScrapFrequencyInSec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">50<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"s\">.*<\/span>\r\n\r\n  <span class=\"c1\"># Refresh those metrics only every hour as it is costly for cassandra to retrieve them<\/span>\r\n  <span class=\"na\">3600<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"s\">.*:snapshotssize:.*<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"s\">.*:estimated.*<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"s\">.*:totaldiskspaceused:.*<\/span>\r\n<\/code><\/pre>\n<h3>\u5c06\u5176\u6ce8\u518c\u4e3asystemd\u670d\u52a1\u3002<\/h3>\n<pre class=\"post-pre\"><code>vi \/opt\/cassandra_exporter.sh\r\n\r\n<span class=\"c\">#!\/bin\/bash<\/span>\r\njava <span class=\"nt\">-jar<\/span> \/opt\/cassandra_exporter.jar \/etc\/cassandra_exporter_config.yml\r\n\r\n\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">chown <\/span>cassandra_exporter:cassandra_exporter \/opt\/cassandra_exporter.sh\r\n\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">chmod <\/span>0755 \/opt\/cassandra_exporter.sh\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo  <\/span>vi \/etc\/systemd\/system\/cassandra_exporter.service\r\n\r\n<span class=\"o\">[<\/span>Unit]\r\n<span class=\"nv\">Description<\/span><span class=\"o\">=<\/span>Prometheus Cassandra Exporter\r\n<span class=\"nv\">After<\/span><span class=\"o\">=<\/span>network.target\r\n\r\n<span class=\"o\">[<\/span>Service]\r\n<span class=\"nv\">Type<\/span><span class=\"o\">=<\/span>simple\r\n<span class=\"nv\">User<\/span><span class=\"o\">=<\/span>cassandra_exporter\r\n<span class=\"nv\">Group<\/span><span class=\"o\">=<\/span>cassandra_exporter\r\n<span class=\"nv\">ExecStart<\/span><span class=\"o\">=<\/span>\/opt\/cassandra_exporter.sh\r\n\r\n<span class=\"nv\">SyslogIdentifier<\/span><span class=\"o\">=<\/span>prometheus_cassandra_exporter\r\n<span class=\"nv\">Restart<\/span><span class=\"o\">=<\/span>always\r\n\r\n<span class=\"o\">[<\/span>Install]\r\n<span class=\"nv\">WantedBy<\/span><span class=\"o\">=<\/span>multi-user.target\r\n<\/code><\/pre>\n<p>\u91cd\u65b0\u52a0\u8f7d\u5b88\u62a4\u8fdb\u7a0b\u4ee5\u4f7f\u5176\u88ab\u8bc6\u522b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">sudo <\/span>systemctl daemon-reload\r\n<\/code><\/pre>\n<h3>\u542f\u52a8cassandra_exporter<\/h3>\n<pre class=\"post-pre\"><code><span class=\"nb\">sudo <\/span>systemctl start cassandra_exporter.service\r\n<\/code><\/pre>\n<h3>\u9a8c\u8bc1 cassandra_exporter<\/h3>\n<pre class=\"post-pre\"><code>systemctl status cassandra_exporter\r\n\u25cf cassandra_exporter.service - Prometheus Cassandra Exporter\r\n   Loaded: loaded <span class=\"o\">(<\/span>\/etc\/systemd\/system\/cassandra_exporter.service<span class=\"p\">;<\/span> disabled<span class=\"p\">;<\/span> vendor preset: disabled<span class=\"o\">)<\/span>\r\n   Active: active <span class=\"o\">(<\/span>running<span class=\"o\">)<\/span> since Sun 2020-04-26 16:41:46 JST<span class=\"p\">;<\/span> 10s ago\r\n Main PID: 16849 <span class=\"o\">(<\/span>cassandra_expor<span class=\"o\">)<\/span>\r\n   CGroup: \/system.slice\/cassandra_exporter.service\r\n           \u251c\u250016849 \/bin\/bash \/opt\/cassandra_exporter.sh\r\n           \u2514\u250016850 java <span class=\"nt\">-jar<\/span> \/opt\/cassandra_exporter.jar \/etc\/cassandra_exporter_config.yml\r\n\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at java.security.AccessController.doPrivileged<span class=\"o\">(<\/span>Native Method<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at sun.rmi.transport.Transport.serviceCall<span class=\"o\">(<\/span>Transport.java:196<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at sun.rmi.transport.tcp.TCPTransport.handleMessages<span class=\"o\">(<\/span>TCPTransport.java:568<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at sun.rmi.transport.tcp.TCPTransport<span class=\"nv\">$ConnectionHandler<\/span>.run0<span class=\"o\">(<\/span>TCPTransport.java:826<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at sun.rmi.transport.tcp.TCPTransport<span class=\"nv\">$ConnectionHandler<\/span>.lambda<span class=\"nv\">$run$0<\/span><span class=\"o\">(<\/span>TCPTransport.java:683<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at java.security.AccessController.doPrivileged<span class=\"o\">(<\/span>Native Method<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at sun.rmi.transport.tcp.TCPTransport<span class=\"nv\">$ConnectionHandler<\/span>.run<span class=\"o\">(<\/span>TCPTransport.java:682<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at java.util.concurrent.ThreadPoolExecutor.runWorker<span class=\"o\">(<\/span>ThreadPoolExecutor.java:1149<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at java.util.concurrent.ThreadPoolExecutor<span class=\"nv\">$Worker<\/span>.run<span class=\"o\">(<\/span>ThreadPoolExecutor.java:624<span class=\"o\">)<\/span>\r\nApr 26 16:41:55 blcloud-cassandra-01 prometheus_cassandra_exporter[16849]: at java.lang.Thread.run<span class=\"o\">(<\/span>Thread.java:748<span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<h2>\u5411 Prometheus \u8fd0\u7b97\u7b26\u6dfb\u52a0 Service Monitor<\/h2>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d520537434c4406ccba6f\/31-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u5982\u4e0a\u6240\u8ff0\uff0cServiceMonitor\u901a\u8fc7\u6bcf\u4e2aService\u8fdb\u884cScrape\u64cd\u4f5c\u3002<br \/>\n\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efaKubernetes\u7684Endpoint\u548cService\uff0c\u4ee5\u4fbf\u4eceKubernetes\u96c6\u7fa4\u8bbf\u95ee\u6211\u4eec\u521b\u5efa\u7684Cassandra Exporter\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nn\">---<\/span>\r\n<span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Endpoints<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">cassandra-metrics-01<\/span>\r\n    <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">release<\/span><span class=\"pi\">:<\/span> <span class=\"s\">prometheus-operator<\/span>\r\n    <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">default<\/span>\r\n<span class=\"na\">subsets<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"na\">addresses<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"na\">ip<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Cassandra Node\u306eIP\u30a2\u30c9\u30ec\u30b9<\/span>\r\n      <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">metrics<\/span>\r\n        <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"m\">8080<\/span>\r\n        <span class=\"na\">protocol<\/span><span class=\"pi\">:<\/span> <span class=\"s\">TCP<\/span>\r\n\r\n<span class=\"nn\">---<\/span>\r\n<span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Service<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">cassandra-metrics-01<\/span>\r\n    <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">default<\/span>\r\n    <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">release<\/span><span class=\"pi\">:<\/span> <span class=\"s\">prometheus-operator<\/span>\r\n        <span class=\"na\">k8s-app<\/span><span class=\"pi\">:<\/span> <span class=\"s\">cassandra-metrics<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ExternalName<\/span>\r\n    <span class=\"na\">externalName<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Cassandra Node\u306eIP\u30a2\u30c9\u30ec\u30b9<\/span>\r\n    <span class=\"na\">ports<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">metrics<\/span>\r\n      <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"m\">8080<\/span>\r\n      <span class=\"na\">protocol<\/span><span class=\"pi\">:<\/span> <span class=\"s\">TCP<\/span>\r\n      <span class=\"na\">targetPort<\/span><span class=\"pi\">:<\/span> <span class=\"m\">8080<\/span>\r\n<span class=\"nn\">---<\/span>\r\n<span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring.coreos.com\/v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ServiceMonitor<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">cassandra-metrics-sm-01<\/span>\r\n    <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">release<\/span><span class=\"pi\">:<\/span> <span class=\"s\">prometheus-operator<\/span>\r\n        <span class=\"na\">prometheus<\/span><span class=\"pi\">:<\/span> <span class=\"s\">kube-prometheus<\/span>\r\n    <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">default<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span>\r\n            <span class=\"na\">release<\/span><span class=\"pi\">:<\/span> <span class=\"s\">prometheus-operator<\/span>\r\n            <span class=\"na\">k8s-app<\/span><span class=\"pi\">:<\/span> <span class=\"s\">cassandra-metrics-01<\/span>\r\n    <span class=\"na\">endpoints<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">metrics<\/span>\r\n      <span class=\"na\">interval<\/span><span class=\"pi\">:<\/span> <span class=\"s\">10s<\/span>\r\n      <span class=\"na\">honorLabels<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n      <span class=\"na\">path<\/span><span class=\"pi\">:<\/span> <span class=\"s\">\/metrics<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>kubectl apply <span class=\"nt\">-f<\/span> cassandra-exporter-01.yaml\r\nendpoints\/cassandra-metrics-01 created\r\nservice\/cassandra-metrics-01 created\r\nservicemonitor.monitoring.coreos.com\/cassandra-metrics-sm-01 created\r\n<\/code><\/pre>\n<h2>\u786e\u8ba4<\/h2>\n<p>\u8fd9\u6b21\u6211\u4eec\u6ca1\u6709\u521b\u5efaGrafana\u7684Ingress\uff0c\u6240\u4ee5\u4f7f\u7528\u7aef\u53e3\u8f6c\u53d1\u6765\u8fdb\u884c\u786e\u8ba4\u3002<\/p>\n<pre class=\"post-pre\"><code>kubectl port-forward svc\/prometheus-operator-grafana 8080:80\r\n<\/code><\/pre>\n<p>\u5bfc\u5165\u7b2c6400\u4e2a\u4eea\u8868\u677f<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d520537434c4406ccba6f\/39-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-04-26 17.27.10.png\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d520537434c4406ccba6f\/40-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-04-26 18.02.44.png\" \/><\/div>\n<p>\u90a3\u4e48\uff0c\u6307\u6807\u5c06\u4f1a\u4ee5\u4ee5\u4e0b\u65b9\u5f0f\u663e\u793a\u51fa\u6765\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d520537434c4406ccba6f\/42-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-04-26 18.05.57.png\" \/><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Prometheus Operator\u76d1\u63a7Kubernetes\u96c6\u7fa4\u5916\u90e8\u3002 \u9996\u5148 \u6211\u8ba4\u4e3a\u6709\u4e00\u79cd\u60c5\u51b5\u662f\u4f7f\u7528Ku [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-43361","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528 Prometheus Operator \u76d1\u63a7 Kubernetes \u96c6\u7fa4\u5916\u90e8 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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