{"id":475,"date":"2013-06-04T10:46:57","date_gmt":"2013-06-04T13:46:57","guid":{"rendered":"http:\/\/thiagosantos.com\/blog\/?p=475"},"modified":"2013-06-04T14:53:57","modified_gmt":"2013-06-04T17:53:57","slug":"mysql-fora-do-ar-com-innodb-error-pthread_create-returned-11","status":"publish","type":"post","link":"https:\/\/thiagosantos.com\/blog\/475\/linux\/mysql-fora-do-ar-com-innodb-error-pthread_create-returned-11\/","title":{"rendered":"MySQL fora do ar com InnoDB: Error: pthread_create returned 11"},"content":{"rendered":"<div>\n<div>\n<p>Hoje pela manh\u00e3 recebi algumas notifica\u00e7\u00f5es, do Magento, dizendo que ele n\u00e3o conseguia se conectar ao MySQL.\u00a0<span style=\"line-height: 1.714285714; font-size: 1rem;\">Como \u00e9 de praxe, e sempre que acontece isso eu reinicio o MySQL no MK01 e tudo volta ao normal.<\/span><\/p>\n<\/div>\n<\/div>\n<p>Dessa vez, n\u00e3o foi assim. O MySQL estava falhando a cada tentativa minha de iniciar ele, o log abaixo, do arquivo \/var\/log\/syslog, \u00e9 o da primeira tentativa de reiniciar o MySQL:<\/p>\n<div>\n<div>\n<div>\n<div style=\"padding-left: 30px;\"><i><i>Jun\u00a0 4 09:48:29 mk01 mysqld: 130604\u00a0 9:48:29 [Note] \/usr\/sbin\/mysqld: Normal shutdown<br \/>\nJun\u00a0 4 09:48:29 mk01 mysqld:<br \/>\nJun\u00a0 4 09:48:29 mk01 mysqld: 130604\u00a0 9:48:29 [Note] Event Scheduler: Purging the queue. 0 events<br \/>\nJun\u00a0 4 09:48:29 mk01 mysqld: 130604\u00a0 9:48:29\u00a0 InnoDB: Starting shutdown&#8230;<br \/>\nJun\u00a0 4 09:48:29 mk01 mysqld_safe: Starting mysqld daemon with databases from \/var\/lib\/mysql<!--more--><br \/>\nJun\u00a0 4 09:48:29 mk01 mysqld: 130604\u00a0 9:48:29 [Note] Plugin &#8216;FEDERATED&#8217; is disabled.<br \/>\nJun\u00a0 4 09:48:29 mk01 mysqld: 130604\u00a0 9:48:29\u00a0 InnoDB: Initializing buffer pool, size = 8.0M<br \/>\nJun\u00a0 4 09:48:29 mk01 mysqld: 130604\u00a0 9:48:29\u00a0 InnoDB: Completed initialization of buffer pool<br \/>\n<span style=\"color: #ff0000;\">Jun\u00a0 4 09:48:29 mk01 mysqld: InnoDB: Error: pthread_create returned 11<\/span><br \/>\nJun\u00a0 4 09:48:29 mk01 mysqld_safe: mysqld from pid file \/var\/run\/mysqld\/mysqld.pid ended<br \/>\nJun\u00a0 4 09:48:30 mk01 mysqld: 130604\u00a0 9:48:30\u00a0 InnoDB: Shutdown completed; log sequence number 86 1389841072<br \/>\nJun\u00a0 4 09:48:30 mk01 mysqld: 130604\u00a0 9:48:30 [Note] \/usr\/sbin\/mysqld: Shutdown complete<br \/>\nJun\u00a0 4 09:48:30 mk01 mysqld:<br \/>\nJun 4 09:48:30 mk01 mysqld_safe: mysqld from pid file \/var\/run\/mysqld\/mysqld.pid ended<br \/>\nJun 4 09:48:43 mk01 \/etc\/init.d\/mysql[5990]: 0 processes alive and &#8216;\/usr\/bin\/mysqladmin &#8211;defaults-file=\/etc\/mysql\/debian.cnf ping&#8217; resulted in<br \/>\nJun 4 09:48:43 mk01 \/etc\/init.d\/mysql[5990]: #007\/usr\/bin\/mysqladmin: connect to server at &#8216;localhost&#8217; failed<br \/>\nJun 4 09:48:43 mk01 \/etc\/init.d\/mysql[5990]: error: &#8216;Can&#8217;t connect to local MySQL server through socket &#8216;\/var\/run\/mysqld\/mysqld.sock&#8217; (2)&#8217;<br \/>\nJun 4 09:48:43 mk01 \/etc\/init.d\/mysql[5990]: Check that mysqld is running and that the socket: &#8216;\/var\/run\/mysqld\/mysqld.sock&#8217; exists!<br \/>\nJun 4 09:48:43 mk01 \/etc\/init.d\/mysql[5990]:<\/i><\/i><\/div>\n<p>&nbsp;<\/p>\n<div style=\"padding-left: 30px;\"><\/div>\n<p>&nbsp;<\/p>\n<p>As demais tentativas de iniciar ele foram falhas, exibindo no log mensagem parecida.\u00a0Analisando com calma as mensagens do log verifiquei que um dos primeiros erros era o do &#8220;InnoDB: Error: pthread_create returned 11&#8221;. Procurando na internet por esse mesmo erro encontrei o site <a href=\"http:\/\/i-am-a-system-admin.blogspot.com.br\/2012\/03\/mysql-installation-error-innodb-error.html\">http:\/\/i-am-a-system-admin.blogspot.com.br\/2012\/03\/mysql-installation-error-innodb-error.html<\/a> que sugere a libera\u00e7\u00e3o dos recursos de stack para os processos da m\u00e1quina.<\/p>\n<\/div>\n<blockquote><p><span style=\"color: #993300;\"><i>ulimit -s unlimited<\/i><\/span><\/p><\/blockquote>\n<\/div>\n<div>\n<div><span style=\"font-size: 1rem; line-height: 1;\">Depois de rodar o comando, reiniciei o MySQL e ele levantou. At\u00e9 o momento tudo voltou a funcionar.<\/span><\/div>\n<div><\/div>\n<div>Para saber mais sobre o comando ulimit acesse\u00a0<a href=\"http:\/\/ss64.com\/bash\/ulimit.html\">http:\/\/ss64.com\/bash\/ulimit.html<\/a><\/div>\n<div><\/div>\n<div><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Hoje pela manh\u00e3 recebi algumas notifica\u00e7\u00f5es, do Magento, dizendo que ele n\u00e3o conseguia se conectar ao MySQL.\u00a0Como \u00e9 de praxe, e sempre que acontece isso eu reinicio o MySQL no MK01 e tudo volta ao normal. Dessa vez, n\u00e3o foi assim. O MySQL estava falhando a cada tentativa minha de iniciar ele, o log abaixo, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":476,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,41],"tags":[177,181,147],"class_list":["post-475","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","category-mysql","tag-linux","tag-mysql","tag-ulimit"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MySQL fora do ar com InnoDB: Error: pthread_create returned 11 - Pereira, Thiago Santos.<\/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:\/\/thiagosantos.com\/blog\/475\/linux\/mysql-fora-do-ar-com-innodb-error-pthread_create-returned-11\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MySQL fora do ar com InnoDB: Error: pthread_create returned 11 - Pereira, Thiago Santos.\" \/>\n<meta property=\"og:description\" content=\"Hoje pela manh\u00e3 recebi algumas notifica\u00e7\u00f5es, do Magento, dizendo que ele n\u00e3o conseguia se conectar ao MySQL.\u00a0Como \u00e9 de praxe, e sempre que acontece isso eu reinicio o MySQL no MK01 e tudo volta ao normal. 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