Log Messages

总计1条数据。

Time	Level	Category	Message

08:02:16.799	error	yii\db\Exception	PDOException: SQLSTATE[HY000] [2002] Connection timed out in /data/exam/vendor/yiisoft/yii2/db/Connection.php:721 Stack trace: #0 /data/exam/vendor/yiisoft/yii2/db/Connection.php(721): PDO->__construct('mysql:host=mysq...', 'root', 'HDwn0bsysigqs5m...', NULL) #1 /data/exam/vendor/yiisoft/yii2/db/Connection.php(636): yii\db\Connection->createPdoInstance() #2 /data/exam/vendor/yiisoft/yii2/db/Connection.php(1066): yii\db\Connection->open() #3 /data/exam/vendor/yiisoft/yii2/db/Connection.php(1053): yii\db\Connection->getMasterPdo() #4 /data/exam/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(406): yii\db\Connection->getSlavePdo() #5 /data/exam/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(430): yii\db\mysql\QueryBuilder->supportsFractionalSeconds() #6 /data/exam/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(59): yii\db\mysql\QueryBuilder->defaultTimeTypeMap() #7 /data/exam/vendor/yiisoft/yii2/base/BaseObject.php(109): yii\db\mysql\QueryBuilder->init() #8 /data/exam/vendor/yiisoft/yii2/db/QueryBuilder.php(116): yii\base\BaseObject->__construct(Array) #9 /data/exam/vendor/yiisoft/yii2/db/mysql/Schema.php(217): yii\db\QueryBuilder->__construct(Object(yii\db\Connection)) #10 /data/exam/vendor/yiisoft/yii2/db/Schema.php(247): yii\db\mysql\Schema->createQueryBuilder() #11 /data/exam/vendor/yiisoft/yii2/db/Connection.php(883): yii\db\Schema->getQueryBuilder() #12 /data/exam/vendor/yiisoft/yii2/db/ActiveQuery.php(328): yii\db\Connection->getQueryBuilder() #13 /data/exam/vendor/yiisoft/yii2/db/Query.php(249): yii\db\ActiveQuery->createCommand(Object(yii\db\Connection)) #14 /data/exam/vendor/yiisoft/yii2/db/ActiveQuery.php(133): yii\db\Query->all(NULL) #15 /data/exam/services/PaperServices.php(128): yii\db\ActiveQuery->all() #16 /data/exam/controllers/PaperController.php(2): app\services\PaperServices->findByCourseId('79') #17 [internal function]: app\controllers\PaperController->actionIndex('79', 0) #18 /data/exam/vendor/yiisoft/yii2/base/InlineAction.php(57): call_user_func_array(Array, Array) #19 /data/exam/vendor/yiisoft/yii2/base/Controller.php(178): yii\base\InlineAction->runWithParams(Array) #20 /data/exam/vendor/yiisoft/yii2/base/Module.php(552): yii\base\Controller->runAction('index', Array) #21 /data/exam/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction('paper/index', Array) #22 /data/exam/vendor/yiisoft/yii2/base/Application.php(384): yii\web\Application->handleRequest(Object(yii\web\Request)) #23 /data/exam/web/index.php(10): yii\base\Application->run() #24 {main} Next yii\db\Exception: SQLSTATE[HY000] [2002] Connection timed out in /data/exam/vendor/yiisoft/yii2/db/Connection.php:647 Stack trace: #0 /data/exam/vendor/yiisoft/yii2/db/Connection.php(1066): yii\db\Connection->open() #1 /data/exam/vendor/yiisoft/yii2/db/Connection.php(1053): yii\db\Connection->getMasterPdo() #2 /data/exam/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(406): yii\db\Connection->getSlavePdo() #3 /data/exam/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(430): yii\db\mysql\QueryBuilder->supportsFractionalSeconds() #4 /data/exam/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(59): yii\db\mysql\QueryBuilder->defaultTimeTypeMap() #5 /data/exam/vendor/yiisoft/yii2/base/BaseObject.php(109): yii\db\mysql\QueryBuilder->init() #6 /data/exam/vendor/yiisoft/yii2/db/QueryBuilder.php(116): yii\base\BaseObject->__construct(Array) #7 /data/exam/vendor/yiisoft/yii2/db/mysql/Schema.php(217): yii\db\QueryBuilder->__construct(Object(yii\db\Connection)) #8 /data/exam/vendor/yiisoft/yii2/db/Schema.php(247): yii\db\mysql\Schema->createQueryBuilder() #9 /data/exam/vendor/yiisoft/yii2/db/Connection.php(883): yii\db\Schema->getQueryBuilder() #10 /data/exam/vendor/yiisoft/yii2/db/ActiveQuery.php(328): yii\db\Connection->getQueryBuilder() #11 /data/exam/vendor/yiisoft/yii2/db/Query.php(249): yii\db\ActiveQuery->createCommand(Object(yii\db\Connection)) #12 /data/exam/vendor/yiisoft/yii2/db/ActiveQuery.php(133): yii\db\Query->all(NULL) #13 /data/exam/services/PaperServices.php(128): yii\db\ActiveQuery->all() #14 /data/exam/controllers/PaperController.php(2): app\services\PaperServices->findByCourseId('79') #15 [internal function]: app\controllers\PaperController->actionIndex('79', 0) #16 /data/exam/vendor/yiisoft/yii2/base/InlineAction.php(57): call_user_func_array(Array, Array) #17 /data/exam/vendor/yiisoft/yii2/base/Controller.php(178): yii\base\InlineAction->runWithParams(Array) #18 /data/exam/vendor/yiisoft/yii2/base/Module.php(552): yii\base\Controller->runAction('index', Array) #19 /data/exam/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction('paper/index', Array) #20 /data/exam/vendor/yiisoft/yii2/base/Application.php(384): yii\web\Application->handleRequest(Object(yii\web\Request)) #21 /data/exam/web/index.php(10): yii\base\Application->run() #22 {main} Additional Information: Array ( [0] => HY000 [1] => 2002 [2] => Connection timed out )