{"id":43814,"date":"2023-03-18T05:31:41","date_gmt":"2023-12-28T15:44:31","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%bd%93%e4%bd%bf%e7%94%a8datadog%e7%9a%84cassandra%e9%9b%86%e6%88%90%e6%97%b6%e9%81%87%e5%88%b0%e9%94%99%e8%af%af%e7%9a%84%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95%e3%80%82\/"},"modified":"2024-04-29T19:24:34","modified_gmt":"2024-04-29T11:24:34","slug":"%e5%bd%93%e4%bd%bf%e7%94%a8datadog%e7%9a%84cassandra%e9%9b%86%e6%88%90%e6%97%b6%e9%81%87%e5%88%b0%e9%94%99%e8%af%af%e7%9a%84%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%bd%93%e4%bd%bf%e7%94%a8datadog%e7%9a%84cassandra%e9%9b%86%e6%88%90%e6%97%b6%e9%81%87%e5%88%b0%e9%94%99%e8%af%af%e7%9a%84%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95%e3%80%82\/","title":{"rendered":"\u5f53\u4f7f\u7528DataDog\u7684Cassandra\u96c6\u6210\u65f6\u9047\u5230\u9519\u8bef\u7684\u89e3\u51b3\u65b9\u6cd5"},"content":{"rendered":"<h1>\u5f53\u5728\u4f7f\u7528Datadog\u7684Cassandra\u96c6\u6210\u65f6\u9047\u5230\u9519\u8bef\u65f6\uff0c\u5e94\u91c7\u53d6\u7684\u5e94\u5bf9\u65b9\u6cd5\u662f\u4ec0\u4e48\uff1f<\/h1>\n<h2>\u7d50\u679c<\/h2>\n<p>\u901a\u8fc7\u8bbe\u7f6emax_returned_metrics=XXXXXX\uff08\u4efb\u610f\u6570\u503c\uff09\uff0c\u53ef\u4ee5\u83b7\u53d6\u5230\u76f8\u5e94\u7684\u6307\u6807\u3002<\/p>\n<h2>\u53d8\u6210\u4e86\u4ec0\u4e48\u6837\u7684\u60c5\u51b5\uff1f<\/h2>\n<p>\u6211\u5728\u6b63\u5728\u8fd0\u884c\u7684GCE\u4e0a\u5b89\u88c5\u4e86Datadog agent\uff0cCassandra\u3002<br \/>\n\u5e76\u4e14\uff0c\u6211\u5df2\u7ecf\u4f7f\u7528ansible\u9884\u5148\u8fdb\u884c\u4e86\u4ee5\u4e0b\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>      <span class=\"na\">vars<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">datadog_config<\/span><span class=\"pi\">:<\/span>\r\n          <span class=\"na\">logs_enabled<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n        <span class=\"na\">datadog_checks<\/span><span class=\"pi\">:<\/span>\r\n          <span class=\"na\">cassandra<\/span><span class=\"pi\">:<\/span>\r\n            <span class=\"na\">init_config<\/span><span class=\"pi\">:<\/span>\r\n              <span class=\"na\">is_jmx<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n              <span class=\"na\">collect_default_metrics<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n            <span class=\"na\">instances<\/span><span class=\"pi\">:<\/span>\r\n              <span class=\"pi\">-<\/span> <span class=\"na\">host<\/span><span class=\"pi\">:<\/span> <span class=\"s\">localhost<\/span>\r\n                <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"m\">7199<\/span>\r\n                <span class=\"na\">cassandra_aliasing<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n            <span class=\"na\">logs<\/span><span class=\"pi\">:<\/span>\r\n              <span class=\"pi\">-<\/span> <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">file<\/span>\r\n                <span class=\"na\">path<\/span><span class=\"pi\">:<\/span> <span class=\"s\">\/var\/log\/cassandra\/*.log<\/span>\r\n                <span class=\"na\">source<\/span><span class=\"pi\">:<\/span> <span class=\"s\">cassandra<\/span>\r\n          <span class=\"na\">cassandra_nodetool<\/span><span class=\"pi\">:<\/span>\r\n            <span class=\"na\">init_config<\/span><span class=\"pi\">:<\/span>\r\n            <span class=\"na\">instances<\/span><span class=\"pi\">:<\/span>\r\n              <span class=\"pi\">-<\/span> <span class=\"na\">keyspaces<\/span><span class=\"pi\">:<\/span>\r\n                  <span class=\"pi\">-<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">key-space-name\"<\/span>\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d54dc37434c4406cd4291\/6-0.png\" alt=\"nodatareceived.png\" \/><\/div>\n<p>\u56e0\u6b64\uff0c\u6211\u8bd5\u56fe\u901a\u8fc7 datadog-agent status \u6765\u68c0\u67e5\u72b6\u6001\uff0c\u7ed3\u679c\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"o\">========<\/span>\r\nJMXFetch\r\n<span class=\"o\">========<\/span>\r\n\r\n  Initialized checks\r\n  <span class=\"o\">==================<\/span>\r\n    cassandra\r\n      instance_name : cassandra-localhost-7199\r\n      message : Number of returned metrics is too high <span class=\"k\">for <\/span>instance: cassandra-localhost-7199. Please <span class=\"nb\">read <\/span>http:\/\/docs.datadoghq.com\/integrations\/java\/ or get <span class=\"k\">in <\/span><span class=\"nb\">touch <\/span>with Datadog Support <span class=\"k\">for <\/span>more details. Truncating to 350 metrics.\r\n      metric_count : 350\r\n      service_check_count : 0\r\n      status : WARNING\r\n  Failed checks\r\n  <span class=\"o\">=============<\/span>\r\n    no checks\r\n<\/code><\/pre>\n<h2>\u4e3a\u4ec0\u4e48\u4f1a\u53d8\u6210\u90a3\u6837\uff1f<\/h2>\n<p>\u5728\u516c\u5f0f\u6587\u4ef6\u4e2d\u6709\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<blockquote><p>\u6ce8\u610f\uff1a\u6b64\u68c0\u67e5\u9650\u5236\u6bcf\u4e2a\u5b9e\u4f8b\u7684\u5ea6\u91cf\u6307\u6807\u6570\u4e3a350\u4e2a\u3002\u8fd4\u56de\u7684\u6307\u6807\u6570\u5c06\u663e\u793a\u5728\u4fe1\u606f\u9875\u9762\u4e0a\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u7f16\u8f91\u4ee5\u4e0b\u6240\u8ff0\u7684\u914d\u7f6e\u6765\u6307\u5b9a\u611f\u5174\u8da3\u7684\u6307\u6807\u3002\u5982\u4f55\u81ea\u5b9a\u4e49\u8981\u6536\u96c6\u7684\u6307\u6807\uff0c\u8bf7\u53c2\u9605JMX\u68c0\u67e5\u6587\u6863\u4e2d\u7684\u8be6\u7ec6\u6b65\u9aa4\u3002\u5982\u679c\u60a8\u9700\u8981\u76d1\u89c6\u8d85\u8fc7\u9650\u5236\u7684\u6307\u6807\uff0c\u8bf7\u8054\u7cfbDatadog\u652f\u6301\u56e2\u961f\u3002<\/p><\/blockquote>\n<p>\u5982\u679c\u6307\u6807\u8d85\u8fc7\u4e86\u9ed8\u8ba4\u7684350\uff0c\u90a3\u4e48\u8fd9\u4e9b\u6307\u6807\u5c31\u88ab\u622a\u65ad\u4e86\u3002<\/p>\n<p>\u5c3d\u7ba1Cassandra\u7684\u6587\u6863\u4e2d\u6ca1\u6709\u63d0\u5230\uff0c\u4f46Prometheus\u7684\u6587\u6863\u4e2d\u63d0\u5230\u4e86\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<blockquote><p>\u7531\u4e8e\u96c6\u6210\u7684\u7279\u6027\uff0c\u53ef\u80fd\u4f1a\u5c06\u8bb8\u591a\u81ea\u5b9a\u4e49\u6307\u6807\u53d1\u9001\u5230Datadog\u3002\u4e3a\u4e86\u4f7f\u7528\u6237\u80fd\u591f\u63a7\u5236\u5728\u914d\u7f6e\u9519\u8bef\u6216\u8f93\u5165\u53d8\u5316\u65f6\u53d1\u9001\u7684\u6307\u6807\u7684\u6700\u5927\u6570\u91cf\uff0c\u8be5\u68c0\u67e5\u8bbe\u6709\u9ed8\u8ba4\u9650\u5236\u4e3a2000\u4e2a\u6307\u6807\u3002\u5982\u679c\u9700\u8981\uff0c\u53ef\u4ee5\u901a\u8fc7\u5728prometheus.d\/conf.yaml\u6587\u4ef6\u4e2d\u8bbe\u7f6emax_returned_metrics\u9009\u9879\u6765\u589e\u52a0\u6b64\u9650\u5236\u3002<\/p><\/blockquote>\n<h2>\u5e94\u5bf9\u65b9\u5f0f (du\u00ec sh\u00ec)<\/h2>\n<p>\u6dfb\u52a0\u4e86\u6700\u5927\u8fd4\u56de\u5ea6\u91cf\u6307\u6807\uff1aXXXXXX\u3002<\/p>\n<pre class=\"post-pre\"><code>      <span class=\"na\">vars<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">datadog_config<\/span><span class=\"pi\">:<\/span>\r\n          <span class=\"na\">logs_enabled<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n        <span class=\"na\">datadog_checks<\/span><span class=\"pi\">:<\/span>\r\n          <span class=\"na\">cassandra<\/span><span class=\"pi\">:<\/span>\r\n            <span class=\"na\">init_config<\/span><span class=\"pi\">:<\/span>\r\n              <span class=\"na\">is_jmx<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n              <span class=\"na\">collect_default_metrics<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n            <span class=\"na\">instances<\/span><span class=\"pi\">:<\/span>\r\n              <span class=\"pi\">-<\/span> <span class=\"na\">host<\/span><span class=\"pi\">:<\/span> <span class=\"s\">localhost<\/span>\r\n                <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"m\">7199<\/span>\r\n                <span class=\"na\">cassandra_aliasing<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n                <span class=\"na\">max_returned_metrics<\/span><span class=\"pi\">:<\/span> <span class=\"m\">100000<\/span> <span class=\"c1\"># \u2190\u3092\u8ffd\u52a0\u3057\u305f<\/span>\r\n            <span class=\"na\">logs<\/span><span class=\"pi\">:<\/span>\r\n              <span class=\"pi\">-<\/span> <span class=\"na\">type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">file<\/span>\r\n                <span class=\"na\">path<\/span><span class=\"pi\">:<\/span> <span class=\"s\">\/var\/log\/cassandra\/*.log<\/span>\r\n                <span class=\"na\">source<\/span><span class=\"pi\">:<\/span> <span class=\"s\">cassandra<\/span>\r\n          <span class=\"na\">cassandra_nodetool<\/span><span class=\"pi\">:<\/span>\r\n            <span class=\"na\">init_config<\/span><span class=\"pi\">:<\/span>\r\n            <span class=\"na\">instances<\/span><span class=\"pi\">:<\/span>\r\n              <span class=\"pi\">-<\/span> <span class=\"na\">keyspaces<\/span><span class=\"pi\">:<\/span>\r\n                  <span class=\"pi\">-<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">key-space-name\"<\/span>\r\n<\/code><\/pre>\n<h2>\u95ee\u9898\u70b9-<\/h2>\n<p>Datadog-Agent\u7684CPU\u4f7f\u7528\u7387\u5927\u5e45\u4e0a\u5347&#8230;<br \/>\n\u800c\u4e14\uff0cJava\u7684Datadog-Agent\u7531\u4e8e\u5185\u5b58\u4e0d\u8db3\u800c\u9891\u7e41\u51fa\u73b0OOM\u5bfc\u81f4\u7a0b\u5e8f\u5d29\u6e83\u3002<\/p>\n<p>\u6700\u5f00\u59cb\u65f6\uff0c\u5373\u4f7f\u5c06\u6307\u6807\u4ece350\u63d0\u9ad8\u5230500\u6216\u4ece500\u63d0\u9ad8\u52301000\uff0c\u4f3c\u4e4e\u8fd8\u662f\u5b8c\u5168\u4e0d\u591f\u7528\uff0c\u6240\u4ee5\u6211\u4eec\u5927\u5e45\u63d0\u5347\u4e86\uff0c\u5e76\u6210\u529f\u83b7\u5f97\u4e86\u6240\u6709\u7684\u6307\u6807\u3002\u7136\u800c\uff0c\u62e5\u6709\u4f17\u591a\u7684\u6307\u6807\u5f53\u7136\u4e5f\u610f\u5473\u7740agent\u7684\u8d1f\u62c5\u589e\u52a0\u4e86\u3002<\/p>\n<p>\u6beb\u65e0\u7591\u95ee\uff0c\u4f5c\u4e3a\u6b63\u7edf\u7684\u65b9\u6cd5\uff0c\u6700\u597d\u662f\u4f7f\u7528\u7b5b\u9009\u5668\u7b49\u5de5\u5177\u4ec5\u6536\u96c6\u6240\u9700\u7684\u6307\u6807\u3002<\/p>\n<p>\u6700\u7ec8\u6700\u540e\u5c31\u662f\u8fd9\u6837\u4e86<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">========<\/span>\r\nJMXFetch\r\n<span class=\"o\">========<\/span>\r\n\r\n  Initialized checks\r\n  <span class=\"o\">==================<\/span>\r\n    cassandra\r\n      instance_name : cassandra-localhost-7199\r\n      message : &lt;no value&gt;\r\n      metric_count : 44950\r\n      service_check_count : 0\r\n      status : OK\r\n  Failed checks\r\n  <span class=\"o\">=============<\/span>\r\n    no checks\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u5728\u4f7f\u7528Datadog\u7684Cassandra\u96c6\u6210\u65f6\u9047\u5230\u9519\u8bef\u65f6\uff0c\u5e94\u91c7\u53d6\u7684\u5e94\u5bf9\u65b9\u6cd5\u662f\u4ec0\u4e48\uff1f \u7d50\u679c \u901a\u8fc7\u8bbe\u7f6emax_r [&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-43814","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>\u5f53\u4f7f\u7528DataDog\u7684Cassandra\u96c6\u6210\u65f6\u9047\u5230\u9519\u8bef\u7684\u89e3\u51b3\u65b9\u6cd5 - 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\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5f53\u4f7f\u7528datadog\u7684cassandra\u96c6\u6210\u65f6\u9047\u5230\u9519\u8bef\u7684\u89e3\u51b3\u65b9\u6cd5\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5f53\u4f7f\u7528DataDog\u7684Cassandra\u96c6\u6210\u65f6\u9047\u5230\u9519\u8bef\u7684\u89e3\u51b3\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"\u5f53\u5728\u4f7f\u7528Datadog\u7684Cassandra\u96c6\u6210\u65f6\u9047\u5230\u9519\u8bef\u65f6\uff0c\u5e94\u91c7\u53d6\u7684\u5e94\u5bf9\u65b9\u6cd5\u662f\u4ec0\u4e48\uff1f \u7d50\u679c \u901a\u8fc7\u8bbe\u7f6emax_r [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5f53\u4f7f\u7528datadog\u7684cassandra\u96c6\u6210\u65f6\u9047\u5230\u9519\u8bef\u7684\u89e3\u51b3\u65b9\u6cd5\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-12-28T15:44:31+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T11:24:34+00:00\" \/>\n<meta property=\"og:image\" 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