{"id":42189,"date":"2023-03-20T17:45:09","date_gmt":"2022-11-16T03:41:00","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8netdata%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84%e5%ae%9e%e6%97%b6%e7%9b%91%e6%8e%a7%ef%bc%8c%e7%ac%ac%e4%ba%8c%e9%83%a8%e5%88%86%e3%80%82\/"},"modified":"2024-04-29T19:49:28","modified_gmt":"2024-04-29T11:49:28","slug":"%e4%bd%bf%e7%94%a8netdata%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84%e5%ae%9e%e6%97%b6%e7%9b%91%e6%8e%a7%ef%bc%8c%e7%ac%ac%e4%ba%8c%e9%83%a8%e5%88%86%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8netdata%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84%e5%ae%9e%e6%97%b6%e7%9b%91%e6%8e%a7%ef%bc%8c%e7%ac%ac%e4%ba%8c%e9%83%a8%e5%88%86%e3%80%82\/","title":{"rendered":"\u4f7f\u7528netdata\u8fdb\u884cPostgreSQL\u7684\u5b9e\u65f6\u76d1\u63a7\uff0c\u7b2c\u4e8c\u90e8\u5206"},"content":{"rendered":"<p>\u5728\u6211\u4e4b\u524d\u5199\u7684\u5173\u4e8enetdata\u7684\u6587\u7ae0\u4e2d\uff0c\u6211\u5148\u8bd5\u7740\u8ba9netdata\u8fd0\u884c\u8d77\u6765\u4e86\u3002<br \/>\n\u8fd9\u6b21\u6211\u4f1a\u4ecb\u7ecd\u5982\u4f55\u6b63\u786e\u4f7f\u7528netdata\uff0c\u5e76\u5728\u6587\u7ae0\u4e2d\u6d89\u53ca\u5230\u4e0ePostgreSQL\u7684\u96c6\u6210\u90e8\u5206\u3002<br \/>\n\u5173\u4e8enetdata\u7684\u81ea\u5b9a\u4e49\u4eea\u8868\u677f\u5185\u5bb9\u5c06\u5728\u4e0b\u4e00\u7bc7\u6587\u7ae0\u4e2d\u4ecb\u7ecd\u3002<\/p>\n<p>\u6709\u5173netdata\u73af\u5883\u642d\u5efa\uff0c\u8bf7\u53c2\u8003\u8fd9\u91cc\uff1b\u6709\u5173PostgreSQL\u642d\u5efa\uff0c\u8bf7\u53c2\u8003\u8fd9\u91cc\u3002<\/p>\n<h1>\u73af\u5883<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">CentOS 7.3<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">PostgreSQL 9.6.1\uff08RPM\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e08\u307f\uff09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">netdata\uff08\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e08\u307f\uff09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">VirtualBox 5.8.14<\/ul>\n<h1>PostgreSQL\u548cnetdata\u7684\u534f\u4f5c<\/h1>\n<h2>1-1. \u5b89\u88c5psycopg2\u5e93<\/h2>\n<p>\u5982\u679c\u5df2\u7ecf\u5b89\u88c5\u4e86Netdata\u548cPostgreSQL\uff0c\u4f60\u53ea\u9700\u8981\u505a\u4e24\u4ef6\u4e8b\u3002<\/p>\n<ul class=\"post-ul\">python-psycopg2\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/ul>\n<pre class=\"post-pre\"><code># yum install python-psycopg2\r\n<\/code><\/pre>\n<ul class=\"post-ul\">pip\u3067psycopg2\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/ul>\n<pre class=\"post-pre\"><code># export PATH=\/usr\/pgsql-9.6\/bin\/:$PATH\r\n# pip install psycopg2\r\n<\/code><\/pre>\n<p>\u6ce8\u610f\uff1a\u5728\u4f7f\u7528pip\u8fdb\u884c\u5b89\u88c5\u65f6\uff0c\u9700\u8981\u5c06\u8def\u5f84\u6dfb\u52a0\u5230pg_config\u4e2d\u3002<\/p>\n<h2>\u542f\u52a8PostgreSQL\u548cnetdata\u3002<\/h2>\n<p>\u5982\u679cnetdata\u4f7f\u7528\u9ed8\u8ba4\u8bbe\u7f6e\uff0c\u53ea\u9700\u542f\u52a8\u5373\u53ef\u3002<br \/>\n\u4f46\u662f\uff0c\u9700\u8981\u6309\u7167\u4ee5\u4e0b\u987a\u5e8f\u542f\u52a8\uff1a\u9996\u5148\u662fPostgreSQL\uff0c\u7136\u540e\u662fnetdata\u3002netdata\u5728\u8fde\u63a5\u5931\u8d25\u540e\u4e0d\u4f1a\u91cd\u65b0\u8fde\u63a5\u3002\uff08\u53ef\u80fd\u662f\u8fd9\u6837\u7684\uff09<\/p>\n<pre class=\"post-pre\"><code># su - postgres\r\n$ pg_ctl start\r\n$ exit\r\n# systemctl start netdata.service \r\n<\/code><\/pre>\n<p>\u6211\u8ba4\u4e3a\u73b0\u5728\u6211\u4eec\u53ef\u4ee5\u4ecenetdata\u4e2d\u67e5\u770bPostgreSQL\u7684\u4fe1\u606f\u4e86\u3002<\/p>\n<p>\u7531\u4e8enetdata\u5728\u7aef\u53e319999\u4e0a\u8fd0\u884c\uff0c\u56e0\u6b64\u53ef\u4ee5\u901a\u8fc7\u6d4f\u89c8\u5668\u8bbf\u95ee\u4ee5\u4e0b\u4f4d\u7f6e\u3002<br \/>\nhttp:\/\/&lt;IP\u5730\u5740&gt;:19999\/<\/p>\n<p>\u53f3\u5074\u7684\u83dc\u5355\u4e2d\u5e94\u8be5\u4f1a\u589e\u52a0\u4e00\u4e2a\u540d\u4e3a\u201c\u672c\u5730Postgres\u201d\u7684\u9879\u76ee\u3002\u9009\u62e9\u5b83\uff0c\u5c31\u53ef\u4ee5\u67e5\u770b\u4e0ePostgreSQL\u76f8\u5173\u7684\u4fe1\u606f\uff0c\u5177\u4f53\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d4b2837434c4406cb6600\/18-0.png\" alt=\"netdata_postgres-org.PNG\" \/><\/div>\n<p>\u4f60\u89c9\u5f97\u600e\u4e48\u6837\uff1f\u53ef\u4ee5\u5f88\u5feb\u5730\u5b8c\u6210\uff0c\u540c\u65f6\u4e5f\u4ee5\u4e0d\u9519\u7684\u65b9\u5f0f\u5c55\u793a\u3002<\/p>\n<h2>\u4f7f\u7528netdata\u76d1\u63a7\u7684\u5185\u5bb9\u5305\u62ecPostgreSQL\u3002<\/h2>\n<p>\u5728netdata\u4e2d\uff0c\u80fd\u591f\u83b7\u53d6\u548c\u663e\u793a\u96c6\u7fa4\u4e2d\u6bcf\u4e2a\u6570\u636e\u5e93\u7684\u4ee5\u4e0b\u4fe1\u606f\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">DB\u3078\u306e\u63a5\u7d9a\u6570<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30bf\u30d7\u30eb\u306e\u30b9\u30ad\u30e3\u30f3\u91cf\uff08\u30b9\u30ad\u30e3\u30f3\u7a2e\u5225\uff09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30ed\u30c3\u30af\u306e\u6570<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u6570\u3001\u30c8\u30fc\u30bf\u30eb\u30b5\u30a4\u30ba<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c6\u30fc\u30d6\u30eb\u6570\u3001\u30c8\u30fc\u30bf\u30eb\u30b5\u30a4\u30ba<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">WAL\u306e\u30a2\u30fc\u30ab\u30a4\u30d6\u72b6\u6cc1<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u30e9\u30a4\u30bf\u30fc<\/ul>\n<h3>\u6545\u969c\u6392\u9664<\/h3>\n<p>\u5982\u679c\u60a8\u53d1\u73b0\u300cPostgreSQL\u300d\u7684\u9879\u76ee\u6ca1\u6709\u589e\u52a0\uff0c\u8bf7\u68c0\u67e5\u4ee5\u4e0b\u5185\u5bb9\u3002\u8fd9\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u786e\u8ba4\u4e8b\u9879\u4f9b\u60a8\u53c2\u8003\u3002<\/p>\n<ul class=\"post-ul\">\u30c8\u30e9\u30b7\u30e5\u30fc\uff11\uff1aPostgreSQL\u3001netdata\u306f\u8d77\u52d5\u3057\u3066\u3044\u308b\uff1f<\/ul>\n<p>\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u8fdb\u7a0b\u7684\u72b6\u6001\u3002<\/p>\n<pre class=\"post-pre\"><code># ps -ef | grep postgres\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code># systemctl status netdata.service\r\n<\/code><\/pre>\n<p>\u5982\u679c\u8fdb\u7a0b\u6b63\u5728\u8fd0\u884c\uff0c\u8bf7\u68c0\u67e5\u6bcf\u4e2a\u65e5\u5fd7\u6587\u4ef6\u3002<br \/>\nnetdata\u7684\u65e5\u5fd7\u5b58\u50a8\u5728\/var\/log\/netdata\/\u76ee\u5f55\u4e0b\u3002<\/p>\n<ul class=\"post-ul\">\u30c8\u30e9\u30b7\u30e5\u30fc\uff12\uff1aPostgreSQL\u3078\u306e\u63a5\u7d9a\u8a2d\u5b9a<\/ul>\n<p>\u5982\u679c\u4e0ePostgreSQL\u7684\u8fde\u63a5\u4e0d\u6210\u529f\uff0c\u4e0b\u4e00\u4e2a\u53ef\u80fd\u6027\u662f\u66f4\u6539\u4e86PostgreSQL\u7684pg_hba.conf\u6587\u4ef6\u3002\u5982\u679cPostgreSQL\u4f7f\u7528\u7684\u7aef\u53e3\u5df2\u66f4\u6539\uff0cnetdata\u7684\u9ed8\u8ba4\u8bbe\u7f6e\u65e0\u6cd5\u8fde\u63a5\u3002<br \/>\n\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8bf7\u91cd\u65b0\u7f16\u5199netdata\u7684\u8fde\u63a5\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code>tcpipv4:\r\n    name     : 'local'\r\n    database : 'postgres'\r\n    user     : 'postgres'\r\n    host     : '127.0.0.1'\r\n    port     : 5432\r\n<\/code><\/pre>\n<p>\u5728\u9ed8\u8ba4\u8bbe\u7f6e\u4e2d\uff0cnetdata\u4f7f\u7528postgres\u7528\u6237\u5e76\u8fde\u63a5\u5230postgres\u670d\u52a1\u5668\uff0c\u8bf7\u9002\u5f53\u8fdb\u884c\u4fee\u6b63\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u9664\u4e86\u4e0a\u8ff0\u7684\u9879\u76ee\u5916\uff0c\u8fd8\u542f\u7528\u4e86\u201csocket\u201d\u3001\u201ctcp\u201d\u3001\u201ctcpipv6\u201d\uff0c\u4f46\u4ec5\u4fdd\u7559tcpipv4\u9879\u76ee\u5e76\u5c06\u5176\u4f59\u9879\u76ee\u7981\u7528\uff08\u81f3\u5c11\u5728\u6211\u7684\u73af\u5883\u4e0b\uff09\u662f\u6ca1\u6709\u95ee\u9898\u7684\u3002<\/p>\n<h1>2. \u81ea\u5b9a\u4e49\u5185\u5bb9\u83b7\u53d6<\/h1>\n<p>\u8fd9\u6b21\u53ea\u662f\u8bd5\u8bd5\u770b\u7684\u8bdd\uff0c\u6211\u5c1d\u8bd5\u8ba9 netdata \u53ef\u4ee5\u83b7\u53d6\u4f7f\u7528 pgbench \u7684 &#8220;-P 1&#8221; \u9009\u9879\u8f93\u51fa\u7684\u6bcf\u79d2\u541e\u5410\u91cf\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d4b2837434c4406cb6600\/37-0.png\" alt=\"netdata_pgbench.PNG\" \/><\/div>\n<p>\u53ea\u9700\u8981\u66f4\u6539\/usr\/libexec\/netdata\/python.d\/postgres.chart.py\u8fd9\u4e2a\u811a\u672c\uff0cPostgreSQL\u5c31\u80fd\u4ece\u4efb\u610f\u8868\u4e2d\u63d0\u53d6\u6570\u636e\u3002<\/p>\n<h2>\u8865\u5145\u8bb0\u8f7d\u4f8b\u5b50<\/h2>\n<p>\u5982\u679c\u8981\u751f\u6210\u4ee5\u4e0a\u56fe\u8868\uff0c\u53ea\u9700\u5728postgres.chart.py\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\u5373\u53ef\uff1a<\/p>\n<p>\u5148\u521b\u5efabench_score\u8868\uff0c\u5e76\u5c06tps\u7684\u503c\u653e\u5165\u5176\u4e2d\uff0c\u7136\u540enetdata\u5c06\u4e3a\u60a8\u5c06\u8be5\u503c\u56fe\u5f62\u5316\u3002<\/p>\n<pre class=\"post-pre\"><code> 20 BENCH = \"\"\"\r\n 21 SELECT\r\n 22     tps\r\n 23 FROM\r\n 24     bench_score;\r\n 25 \"\"\"\r\n\u30fb\u30fb\u30fb\r\n119 ORDER = ['bench_score','db_stat_transactions', 'db_stat_tuple_read', 'db_stat_tuple_returned', 'db_stat    _tuple_write',\r\n120          'backend_process', 'index_count', 'index_size', 'table_count', 'table_size', 'wal', 'backgroun    d_writer']\r\n\u30fb\u30fb\u30fb\r\n122 CHARTS = {\r\n123     'bench_score':{\r\n124         'options':[None, 'pgbench TPS', 'tps', 'benchmark score', 'postgres.bench_score', 'line'],\r\n125         'lines': [\r\n126             ['bench_tps', 'tps', 'absolute']\r\n127         ]},\r\n\u30fb\u30fb\u30fb\r\n317     def add_stats(self, cursor):\r\n318         self.add_bench_stats(cursor)\r\n\u30fb\u30fb\u30fb\r\n333     def add_bench_stats(self, cursor):\r\n334         cursor.execute(BENCH)\r\n335         temp = cursor.fetchone()\r\n336         self.data['bench_tps'] = int(temp.get('tps',0))\r\n<\/code><\/pre>\n<h2>\u9644\u8a00\uff1anetdata\u63d2\u4ef6\u7684\u8bbe\u7f6e<\/h2>\n<p>\u4e3a\u4e86\u8ba9Netdata\u539f\u751f\u652f\u6301\u4e0e\u5404\u79cd\u4e2d\u95f4\u4ef6\u7684\u96c6\u6210\uff0c\u5b83\u63d0\u4f9b\u4e86\u591a\u79cd\u811a\u672c\uff0c\u5982\u9488\u5bf9mysql\u3001apache\u4ee5\u53ca\u5176\u4ed6\u5404\u79cdPython\u811a\u672c\u3002\u8fd9\u4e9b\u811a\u672c\u9ed8\u8ba4\u662f\u542f\u7528\u7684\u3002\u5982\u679c\u4e0d\u9700\u8981\u7684\u8bdd\uff0c\u6211\u4eec\u5e94\u8be5\u5c06\u4e0d\u9700\u8981\u7684\u90e8\u5206\u53d6\u6d88\u6ce8\u91ca\uff0c\u5e76\u5c06\u5176\u66f4\u6539\u4e3a\u201coff\u201d\u3002<br \/>\n\u5426\u5219\uff0cNetdata\u7684\u65e5\u5fd7\u4f1a\u5145\u6ee1\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code>\u30fb\u30fb\u30fb\r\nmysql: no\r\npostgresql: yes\r\nnginx: no\r\n\u30fb\u30fb\u30fb\r\n<\/code><\/pre>\n<h1>\u6700\u540e<\/h1>\n<p>\u73b0\u5728\u53ef\u4ee5\u4e0ePostgreSQL\u8fdb\u884c\u8fde\u63a5\u4e86\u3002<br \/>\n\u4f46\u662f\uff0c\u663e\u793a\u7684\u5185\u5bb9\u592a\u591a\u4e86\uff0c\u5f88\u96be\u627e\u5230\u60f3\u770b\u7684\u4fe1\u606f&#8230; \u800c\u4e14\u5982\u679c\u4f7f\u7528\u591a\u53f0\u670d\u52a1\u5668\u600e\u4e48\u529e&#8230; \u8fd9\u4e2a\u4f7f\u7528\u8d77\u6765\u4e0d\u592a\u65b9\u4fbf\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u6211\u5011\u4e0b\u6b21\u5c07\u6574\u7406\u4e00\u7bc7\u6587\u7ae0\uff0c\u4ecb\u7d39\u5982\u4f55\u5efa\u7acb\u81ea\u5b9a\u7fa9\u5100\u8868\u677f\u4ee5\u300c\u50c5\u67e5\u770b\u6240\u9700\u7684\u8cc7\u8a0a\u300d\u548c\u300c\u67e5\u770b\u9060\u7a0b\u8cc7\u8a0a\u300d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u6211\u4e4b\u524d\u5199\u7684\u5173\u4e8enetdata\u7684\u6587\u7ae0\u4e2d\uff0c\u6211\u5148\u8bd5\u7740\u8ba9netdata\u8fd0\u884c\u8d77\u6765\u4e86\u3002 \u8fd9\u6b21\u6211\u4f1a\u4ecb\u7ecd\u5982\u4f55\u6b63\u786e\u4f7f\u7528netd 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