Php 60+；%的请求给出curl错误URL错误7:连接失败

错误是间歇性的，有时有效，有时无效，这使得调试非常困难

• 计算机：Windows 10
• 框架：Laravel 5.1
• 环境：
  • 宅地2.2.1
  • Vagrant1.8.1（Ubuntu14.04.2 LTS GNU/Linux 3.13.0-32-generic x86_64）
  • PHP5.6.10-1+deb.sury.org
• 作曲家洛克
  • “狂饮http/guzzle”：6.1.1
  • “获取流/流laravel”：“开发主机”

CurlFactory.php第186行中的ConnectException： cURL错误7:无法连接到us-east-api.getstream.io端口443:连接超时（请参阅http://curl.haxx.se/libcurl/c/libcurl-errors.html) 在CurlFactory.php第186行中 在CurlFactory:：createRejection（对象（EasyHandle），数组（'errno'=>'7'，'error'=>'无法连接到us-east-api.getstream.io端口443:连接超时，'url'=>'https://us-east-api.getstream.io/api/v1.0/feed/notification/1/?limit=7&api_key=XXX'、'content\u type'=>null'、'http\u code'=>0'、'header\u size'=>0'、'request\u size'=>0'、'filetime'=>'-1'、'ssl\u verify\u result'=>0'、'redirect_计数“=>”0“，”总时间“=>”4.077293“，”姓名查找时间“=>”0.127791“，”连接时间“=>”0“，”预传输时间“=>”0“，”大小上传“=>”0“，”大小下载“=>”0“，”速度上传“=>”0“，”下载内容长度“=>”-1“，”上传内容长度“=>”-1“，”开始传输时间“=>”0“，”重定向时间“，”0“，”重新下载CurlFactory.php第150行中的ct_url'=>''，'primary_-ip'=>''，'certinfo'=>array（），'primary_-port'=>'0'，'local_-ip'=>''，'local_-port'=>'0'） 在CurlFactory.php第103行中的CurlFactory:：finishError（对象（CurlHandler）、对象（EasyHandle）、对象（CurlFactory）） 在CurlHandler.php第43行中的CurlFactory:：finish（对象（CurlHandler）、对象（EasyHandle）、对象（CurlFactory）） 在CurlHandler->调用（对象（请求）、数组（'synchronous'=>true、'base'=>uri'=>object（uri）、'timeout'=>6、'HandlerStack'=>object（HandlerStack）、'allow'=>array（'max'=>'5'，'protocols'=>array（'http'，'https'）、'strict'=>false、'referer'=>false、'track\u redirects'=>false），Proxy.php第28行中的'http_errors'=>true'，decode_content'=>true'，verify'=>true'，cookies'=>false 在Proxy:：GuzzleHttp\Handler\{closure}（对象（请求），数组（'synchronous'=>true，'base'=>uri'=>object（uri），'timeout'=>6'，'HandlerStack'=>object（HandlerStack），'allow_redirects'=>array（'max'=>5'，'protocols'=>array（'http'，'https'），'strict'=>false，'referer'=>false，'track\u redirects'=>false），Proxy.php第51行中的'http_errors'=>true'，decode_content'=>true'，verify'=>true'，cookies'=>false 在Proxy:：GuzzleHttp\Handler\{closure}（对象（请求），数组（'synchronous'=>true，'base'=>uri'=>object（uri），'timeout'=>6'，'HandlerStack'=>object（HandlerStack），'allow_redirects'=>array（'max'=>5'，'protocols'=>array（'http'，'https'），'strict'=>false，'referer'=>false，'track\u redirects'=>false），在PrepareBodyMiddleware.php第42行中的“http\u errors'=>true”，“decode\u content'=>true”，“verify'=>true”，“cookies'=>false”） 在PrepareBodyMiddleware->uuu invoke（对象（请求）、array（'synchronous'=>true、'base'=>uri'=>object（uri），'timeout'=>6'，'HandlerStack'=>object（HandlerStack），'allow\u redirects'=>array（'max'=>5'，'protocols'=>array（'http'，'https'）、'strict'=>false，'referer'=>false，'track\u redirects'=>false），Middleware.php第30行中的“http\u errors'=>true”，“decode\u content'=>true”，“verify'=>true”，“cookies'=>false”） 在中间件：：GuzzleHttp\{closure}（对象（请求），数组（'synchronous'=>true，'base'=>uri'=>object（uri），'timeout'=>6'，'HandlerStack'=>object（HandlerStack），'allow'=>redirects'=>array（'max'=>5'，'protocols'=>array（'http'，'https'），'strict'=>false，'referer'=>false，'track\u redirects'=>false），RedirectMiddleware.php第68行中的“http\u errors'=>true”，“decode\u content'=>true”，“verify'=>true”，“cookies'=>false”） 在重定向中间件->\u调用（对象（请求）、数组（'synchronous'=>true，'base\u uri'=>object（uri），'timeout'=>6'，'HandlerStack'=>object（HandlerStack），'allow\u redirects'=>array（'max'=>5'，'protocols'=>array（'http'，'https'），'strict'=>false，'referer'=>false，'track\u redirects'=>false），Middleware.php第59行中的“http\u errors'=>true”，“decode\u content'=>true”，“verify'=>true”，“cookies'=>false”） 在中间件：：GuzzleHttp\{closure}（对象（请求），数组（'synchronous'=>true，'base'=>uri'=>object（uri），'timeout'=>6'，'HandlerStack'=>object（HandlerStack），'allow'=>redirects'=>array（'max'=>5'，'protocols'=>array（'http'，'https'），'strict'=>false，'referer'=>false，'track\u redirects'=>false），HandlerStack.php第67行中的'http_errors'=>true'，'decode_content'=>true'，verify'=>true'，cookies'=>false 在HandlerStack->\uu调用（对象（请求），数组（'synchronous'=>true，'base'=>uri'=>object（uri），'timeout'=>6'，'HandlerStack'=>object（HandlerStack），'allow\u redirects'=>array（'max'=>5'，'protocols'=>array（'http'，'https'），'strict'=>false，'referer'=>false，'track\u redirects'=>false），Client.php第268行中的'http_errors'=>true'，decode_content'=>true'，verify'=>true'，cookies'=>false

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在客户端->传输（对象（请求），数组（'synchronous'=>true，'base'=>object（uri），'timeout'=>6'，'HandlerStack'=>object（HandlerStack），'allow'=>redirects'=>array（'max'=>5'，'protocols'=>array（'http'，'https'），'strict'=>false，'referer'=>false，'track\u redirects'=>false）在Client.PHP第98行作为Stream I的共同创始人之一，'http\u errors'=>true，'decode\u content'=>true，'verify'=>true，'cookies'=>false，'u conditional'=>array（'User-Agent'=>'GuzzleHttp/6.1.1.1 curl/7.35.0 PHP/5.6.10-1+deb.sury.org~trusty+1'）） ConnectException in CurlFactory.php line 186: cURL error 7: Failed to connect to us-east-api.getstream.io port 443: Connection timed out (see http://curl.haxx.se/libcurl/c/libcurl-errors.html) in CurlFactory.php line 186 at CurlFactory::createRejection(object(EasyHandle), array('errno' => '7', 'error' => 'Failed to connect to us-east-api.getstream.io port 443: Connection timed out', 'url' => 'https://us-east-api.getstream.io/api/v1.0/feed/notification/1/?limit=7&api_key=XXX', 'content_type' => null, 'http_code' => '0', 'header_size' => '0', 'request_size' => '0', 'filetime' => '-1', 'ssl_verify_result' => '0', 'redirect_count' => '0', 'total_time' => '4.077293', 'namelookup_time' => '0.127791', 'connect_time' => '0', 'pretransfer_time' => '0', 'size_upload' => '0', 'size_download' => '0', 'speed_download' => '0', 'speed_upload' => '0', 'download_content_length' => '-1', 'upload_content_length' => '-1', 'starttransfer_time' => '0', 'redirect_time' => '0', 'redirect_url' => '', 'primary_ip' => '', 'certinfo' => array(), 'primary_port' => '0', 'local_ip' => '', 'local_port' => '0')) in CurlFactory.php line 150 at CurlFactory::finishError(object(CurlHandler), object(EasyHandle), object(CurlFactory)) in CurlFactory.php line 103 at CurlFactory::finish(object(CurlHandler), object(EasyHandle), object(CurlFactory)) in CurlHandler.php line 43 at CurlHandler->__invoke(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false)) in Proxy.php line 28 at Proxy::GuzzleHttp\Handler\{closure}(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false)) in Proxy.php line 51 at Proxy::GuzzleHttp\Handler\{closure}(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false)) in PrepareBodyMiddleware.php line 42 at PrepareBodyMiddleware->__invoke(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false)) in Middleware.php line 30 at Middleware::GuzzleHttp\{closure}(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false)) in RedirectMiddleware.php line 68 at RedirectMiddleware->__invoke(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false)) in Middleware.php line 59 at Middleware::GuzzleHttp\{closure}(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false)) in HandlerStack.php line 67 at HandlerStack->__invoke(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false)) in Client.php line 268 at Client->transfer(object(Request), array('synchronous' => true, 'base_uri' => object(Uri), 'timeout' => '6', 'handler' => object(HandlerStack), 'allow_redirects' => array('max' => '5', 'protocols' => array('http', 'https'), 'strict' => false, 'referer' => false, 'track_redirects' => false), 'http_errors' => true, 'decode_content' => true, 'verify' => true, 'cookies' => false, '_conditional' => array('User-Agent' => 'GuzzleHttp/6.1.1 curl/7.35.0 PHP/5.6.10-1+deb.sury.org~trusty+1'))) in Client.php line 98