{"id":1238627,"date":"2017-02-16T08:05:36","date_gmt":"2017-02-16T16:05:36","guid":{"rendered":"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/"},"modified":"2017-02-16T08:05:36","modified_gmt":"2017-02-16T16:05:36","slug":"mysql-queries-crashing-server","status":"closed","type":"topic","link":"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/","title":{"rendered":"mysql queries crashing server"},"content":{"rendered":"<p>We have many instances of Pro installed on multiple sites, some in multisite. When we asked about slow-responding sites and dashboards, hosting company investigated and said:<\/p>\n<p>At around 6 AM CST you started having mysql procs running for all your wordpress sites. I see that mysql has been using over 30 % of your CPU pretty much all day. Looking at the queries that have run it seems to be a similar looking query for all wordpress sites. <\/p>\n<p>The query in question is a variation of this:<br \/>\nSELECT DISTINCT 72768752722_posts.*, 72768752722_postmeta.meta_value as EventStartDate, tribe_event_end_date.meta_value as EventEndDate FROM 72768752722_posts LEFT JOIN 72768752722_postmeta ON ( 72768752722_posts.ID = 72768752722_postmeta.post_id ) LEFT JOIN 72768752722_postmeta AS mt1 ON ( 72768752722_posts.ID = mt1.post_id ) LEFT JOIN 72768752722_postmeta AS mt2 ON (72768752722_posts.ID = mt2.post_id AND mt2.meta_key = &#8216;_EventHideFromUpcoming&#8217; ) LEFT JOIN 72768752722_postmeta as tribe_event_end_date ON ( 72768752722_posts.ID = tribe_event_end_date.post_id AND tribe_event_end_date.meta_key = &#8216;_EventEndDate&#8217; ) WHERE 1=1 AND 72768752722_posts.ID NOT IN (1288) AND (<br \/>\n72768752722_postmeta.meta_key = &#8216;_EventStartDate&#8217;<\/p>\n<p>You may want to consult a wordpress developer familiar with the load issues due to wordpress mysql queries to further troubleshoot this issue. <\/p>\n","protected":false},"template":"","class_list":["post-1238627","topic","type-topic","status-closed","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>mysql queries crashing server -<\/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:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"mysql queries crashing server -\" \/>\n<meta property=\"og:description\" content=\"We have many instances of Pro installed on multiple sites, some in multisite. When we asked about slow-responding sites and dashboards, hosting company investigated and said: At around 6 AM CST you started having mysql procs running for all your wordpress sites. I see that mysql has been using over 30 % of your CPU [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/\",\"url\":\"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/\",\"name\":\"mysql queries crashing server -\",\"isPartOf\":{\"@id\":\"https:\/\/theeventscalendar.com\/support\/#website\"},\"datePublished\":\"2017-02-16T16:05:36+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/theeventscalendar.com\/support\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\/\/theeventscalendar.com\/support\/topics\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Calendar Products\",\"item\":\"https:\/\/theeventscalendar.com\/support\/forums\/forum\/events\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Events Calendar PRO\",\"item\":\"https:\/\/theeventscalendar.com\/support\/forums\/forum\/events\/events-calendar-pro\/\"},{\"@type\":\"ListItem\",\"position\":5,\"name\":\"mysql queries crashing server\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/theeventscalendar.com\/support\/#website\",\"url\":\"https:\/\/theeventscalendar.com\/support\/\",\"name\":\"\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/theeventscalendar.com\/support\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"mysql queries crashing server -","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/","og_locale":"en_US","og_type":"article","og_title":"mysql queries crashing server -","og_description":"We have many instances of Pro installed on multiple sites, some in multisite. When we asked about slow-responding sites and dashboards, hosting company investigated and said: At around 6 AM CST you started having mysql procs running for all your wordpress sites. I see that mysql has been using over 30 % of your CPU [&hellip;]","og_url":"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/","url":"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/","name":"mysql queries crashing server -","isPartOf":{"@id":"https:\/\/theeventscalendar.com\/support\/#website"},"datePublished":"2017-02-16T16:05:36+00:00","breadcrumb":{"@id":"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/theeventscalendar.com\/support\/forums\/topic\/mysql-queries-crashing-server\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/theeventscalendar.com\/support\/"},{"@type":"ListItem","position":2,"name":"Topics","item":"https:\/\/theeventscalendar.com\/support\/topics\/"},{"@type":"ListItem","position":3,"name":"Calendar Products","item":"https:\/\/theeventscalendar.com\/support\/forums\/forum\/events\/"},{"@type":"ListItem","position":4,"name":"Events Calendar PRO","item":"https:\/\/theeventscalendar.com\/support\/forums\/forum\/events\/events-calendar-pro\/"},{"@type":"ListItem","position":5,"name":"mysql queries crashing server"}]},{"@type":"WebSite","@id":"https:\/\/theeventscalendar.com\/support\/#website","url":"https:\/\/theeventscalendar.com\/support\/","name":"","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/theeventscalendar.com\/support\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/theeventscalendar.com\/support\/wp-json\/wp\/v2\/topic\/1238627","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/theeventscalendar.com\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/theeventscalendar.com\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/theeventscalendar.com\/support\/wp-json\/wp\/v2\/topic\/1238627\/revisions"}],"wp:attachment":[{"href":"https:\/\/theeventscalendar.com\/support\/wp-json\/wp\/v2\/media?parent=1238627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}