The connection to the server localhost:8080 was refused - did you specify the right host or port? 解决方法:kube-apiserver启动失败,重启即可!!![root@master ~]# systemctl status kube-apiserver● kube-apiserver.service - Kubernetes API Server   Loaded: loaded (/usr/l…

一.异常信息 java.io.EOFException: End of File Exception between local host is: "ubuntu/127.0.1.1"; destination host is: "localhost":9000; : java.io.EOFException; For more details see: http://wiki.apache.org/hadoop/EOFException at sun.reflec…

不知道怎么用着用着,使用kubectl 时报错,错误如下: root@R740--:~# kubectl get pod The connection to the server 107.105.136.28: was refused - did you specify the right host or port? $systemctl status kubeletMar :: server1 kubelet[]: E0307 :: reflector.go:] k8s.io/kubernet…

1.错误描写叙述 DEBUG: setDebug: JavaMail version 1.3.3 DEBUG: getProvider() returning javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc] DEBUG SMTP: useEhlo true, useAuth true DEBUG SMTP: trying to connect to host "lo…

1,问题描述 (1)在安装配置好 Kubernetes 后,正常情况下服务器关机重启,kubelet 也会自动启动的.但最近配置的一台服务器重启后,输入命令 kubectl get nodes 查看节点报如下错误: The connection to the server 192.168.60.128:6443 was refused - did you specify the right host or port? (2)输入 systemctl status kubelet 命令查看 kub…

第一个报错: 最近在练习post请求中上传文件时遇到了一个奇葩事情,两台电脑上写了一模一样的代码,一个运行正常,另一个一片红. 最后了解了一下原因以及解决办法.先记录下关键代码: files = {"files":(r"F:\test.txt","xixihaha")} #直接将目标文件内容xixihaha通过文件test.txt进行上传 r = requests.post(url,files=files)print(r.headers) #前边…

在Mac OS X 10.10.5学习hadoop的过程中,输入命令ssh localhost得到 ssh: connect to host localhost port : Connection refused 解决方法是选择系统偏好设置->选择共享->点击远程登录 然后再输入命令ssh localhost发现已经解决问题 找到解决方案来自于 http://stackoverflow.com/questions/6313929/how-do-i-open-port-22-in-os-x-10…

现象: [root@localhost shell]# kubectl version Client Version: version.Info{Major:", GitVersion:"v1.10.3", GitCommit:"2bba0127d85d5a46ab4b778548be28623b32d0b0", GitTreeState:"clean", BuildDate:"2018-05-21T09:17:39Z&quo…

Ubuntu下测试ssh时使用ssh localhost 命令,出现错误提示connect to host localhost port 22:Connection refused 造成这个错误的原因可能是ssh-server未安装或者未启动.ubuntu 11.10 默认安装openssh-client,但是木有安装server 运行 ps -e | grep ssh,查看是否有sshd进程 如果没有,说明server没启动,通过 /etc/init.d/ssh -start 启动server…

原文:https://blog.csdn.net/qq_39241986/article/details/80848855 这样的错误,你有遇到过吗? The TCP/IP connection to the host localhost, port 1433 has failed. 1 com.microsoft.sqlserver.jdbc.SQLServerException: The TCP/IP connection to the host localhost, port 1433 h…