{"id":6955,"date":"2017-09-07T15:28:04","date_gmt":"2017-09-07T15:28:04","guid":{"rendered":"https:\/\/www.cloudiqtech.com\/?p=6955"},"modified":"2019-09-13T06:01:58","modified_gmt":"2019-09-13T06:01:58","slug":"mysql-aurora-database-troubleshooting","status":"publish","type":"post","link":"https:\/\/www.cloudiqtech.com\/mysql-aurora-database-troubleshooting\/","title":{"rendered":"MYSQL \/ AURORA Database Troubleshooting"},"content":{"rendered":"\n<div>\n        <p style=\"font-size: 16px;\">Here is a look at some of the common queries that will be useful when troubleshooting AURORA database.<\/p>\n        <h5 id='number-of-connections-by-host'  id=\"boomdevs_1\" style=\"color: #333; font-weight: 600;\" >Number of Connections by Host<\/h5>\n        <pre class=\"wp-block-code\"><code lang=\"typescript\" class=\"language-typescript line-numbers\">SELECT SUBSTRING(HOST, 1, 10) , DB,USER , COUNT(*) AS Count\n    FROM information_schema.processlist \n    group by SUBSTRING(HOST, 0, 10) , DB,USER \n    ORDER BY Count desc ;\n    -- '10.10.50.22', 'Portal', 'webguest-dev', '46'<\/code><\/pre>\n\n        <h5 id='aurora-max-connections'  id=\"boomdevs_2\" style=\"color: #333; font-weight: 600;\" >Aurora Max Connections<\/h5>\n   <pre class=\"wp-block-code\"><code lang=\"typescript\" class=\"language-typescript line-numbers\"> select AURORA_VERSION();\n        select * from mysql.slow_log \n        where sql_text not like '%LOAD DATA%'\n        order by query_time desc\n        limit 1000 ;\n         \n        select count(*) from mysql.general_log \n        where user_host not like 'rdsadmin%'\n        and user_host not like '[rdsadmin]%'\n        and event_time &gt; '2017-06-15 18:51:14';\n         \n        select current_timestamp();\n         \n        desc mysql.general_log  ;\n         \n        select @@MAX_CONNECTIONS\n        -- '4000'\n         \n        select *  from mysql.general_log \n        where command_type like '%Connect%';\n         \n        select *  from mysql.general_log_backup \n        where command_type like '%Connect%' ;\n         \n        SHOW GLOBAL STATUS LIKE '%Connection_errors%';\n         \n        SHOW STATUS WHERE `variable_name` = 'Threads_connected';<\/code><\/pre>\n        <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Here is a look at some of the common queries that will be useful when troubleshooting AURORA database. Number of Connections by Host SELECT SUBSTRING(HOST, 1, 10) , DB,USER , COUNT(*) AS Count FROM information_schema.processlist group by SUBSTRING(HOST, 0, 10) , DB,USER ORDER BY Count desc ; &#8212; &#8216;10.10.50.22&#8217;, &#8216;Portal&#8217;, &#8216;webguest-dev&#8217;, &#8217;46&#8217; Aurora Max Connections [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":7402,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"brizy-blank-template.php","format":"standard","meta":{"inline_featured_image":false},"categories":[30],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MYSQL \/ AURORA Database Troubleshooting | CloudIQ Tech<\/title>\n<meta name=\"description\" content=\"Here is a look at some of the common queries that will be useful when troubleshooting AURORA database.\u00a0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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