我在我的OSX Mavericks系统上停止了Postgres (使用sudo launchctl unload /Library/LaunchDaemons/org.postgresql.postgres.plist,它似乎完全关闭了),现在我不能重启它。
~ $ psql -U postgres
psql: could not connect to server: Connection refused
Is the server running locally and accepting
connections on Unix domain socket "/tmp
我正试图在我的无头gentoo服务器上设置libvirtd。我想通过tls远程控制。我遵循了libvirt远程访问指南,但它对我不起作用:客户端virt管理器显示了以下错误:
unable to connect to libvirtd at 'xxx.xxx.info': Connection refused
Traceback (most recent call last):
File "/usr/share/virt-manager/virtManager/connection.py", line 1055, in _try_open
None
我在IIS中定义的所有FTP站点都绑定到192.16.9.3:21 & 192.16.9.3:990,但是当我执行netstat时,我得到了以下内容:
C:\>netstat -a -n -o
Active Connections
Proto Local Address Foreign Address State PID
TCP 0.0.0.0:21 0.0.0.0:0 LISTENING 1168
TCP 0.0.0.0:990
我正在使用Windows 10和Visual 2016。我不能绑定到80端口。我可以绑定到所有其他端口。打印的错误是:“绑定IP地址0.0.0.0返回一个错误,端口80:无错误”
这是我的代码:
/* bind this socket to the server's Internet address */
if( bind(fd,(struct sockaddr *)server_addr,sizeof(struct sockaddr_in))<0 )
{
printf("Bind of IP address %s returned an error, port
我通过ssh-host-config设置了ssh服务器。然后我启动了服务器。
net start sshd
The CYGWIN sshd service is starting.
The CYGWIN sshd service was started successfully.
当我试图连接时,我得到:
ssh myusername@localhost
ssh: connect to host localhost port 22: Connection refused
我试图允许Windows防火墙中的端口22,但这并没有改变任何事情。而且,由于我试图在本地执行ssh,所以我不认为Windo
我刚刚安装了内置Tomcat的Jira,它运行在端口8080上。我给了iptables -I INPUT -p tcp --dport 8080 -j ACCEPT和netstat -tpln说:
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 0.0.0.0:22 0.0.0.0:*
我已经下载并安装了用于Windows7的Apache,并且正在尝试设置我的本地主机,以便我可以测试Eclipse web项目。我目前甚至无法通过浏览器连接到本地主机。当我在Chrome/Firefox中输入http://localhost/时,我得到一个连接错误。在Chrome中:
This webpage is not available
Google Chrome's connection attempt to localhost was rejected. The website may be down, or your network may not be properly c
当我试图在端口8080上运行一个服务(RavenDB)时,它会停止,而Windows日志显示了以下错误:
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.Net.HttpListenerException: Failed to listen on prefix 'http://+:8080/' because it conflicts with an existing registration
我曾尝试使用puppet配置apache。当我尝试启动apache时,它失败了,没有任何正确的错误信息。我不明白为什么它会失败。我尝试执行下面的命令,它只是说启动失败,并且没有显示启动失败的任何具体原因。你能告诉我怎么弄清楚是怎么回事吗?我在下面附上了我的日志文件。
systemctl status httpd.service
journalctl -xe
Aug 15 22:56:03 hostname systemd[1]: Starting The Apache HTTP Server...
-- Subject: Unit httpd.service has begun start
我安装了WAMP服务器并运行了应用程序。任务栏中的图标保持橙色,并显示“本地服务器-2个服务中的1个正在运行”。此外,我可以在浏览器中看到phpMyAdmin页面,但当我尝试登录时,它会显示以下错误:
#2002 - No connection could be made because the target machine actively refused it. <br />The server is not responding (or the local server's socket is not correctly configured).
我测试了端口80,得
我有monit来初始化一个进程,但是它没有意识到它已经关闭了。我的monit配置如下:
check process xxx with pidfile /var/run/xxx.pid
group yyy
start program = "/etc/init.d/xxx start"
stop program = "/etc/init.d/xxx stop"
if failed host 127.0.0.1 port 9999 then restart
if 5 restarts within 5 cycles then timeout
问题是,即使
我读过许多类似于此的问题,但没有一个答案与我相关。我正在尝试使用PHP访问SQL服务器。SQL服务器和PHP都运行在我的Windows 10机器上。以下是我的PHP代码(用户名和密码是任意的):
$connection = mysqli_connect('127.0.0.1', 'hmuuser', 'password');
这将导致以下错误:
PHP Warning: mysqli_connect(): (HY000/2002): No connection could be made because the target machine a
我正在尝试使用。按照说明,设置在前端包含一个nginx容器,该容器应该连接到后端的php-fpm。
容器:
ubuntu@DESKTOP-HED9HVG:/mnt/c/Users/Me$ docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS