CENTOS 7下failed to listen on TCP port 11211: Address already in use
时间: 2024-03-17 07:47:55 浏览: 24
这个错误一般是因为11211端口已经被占用了。你可以通过以下命令找到占用了该端口的进程:
```
sudo lsof -i :11211
```
然后你可以使用以下命令杀掉该进程:
```
sudo kill -9 <PID>
```
其中,<PID>是占用11211端口的进程的进程ID。如果你不想杀掉该进程,你可以尝试更改Memcached的默认端口。修改配置文件/etc/sysconfig/memcached,将参数PORT改为一个未被占用的端口,然后重启Memcached服务即可。
相关问题
centos7:Failed to restart network-manager.service: Unit not found.
根据提供的引用内容,CentOS 7中出现“Failed to restart network-manager.service: Unit not found.”的错误提示,可能是由于系统中没有安装NetworkManager服务导致的。可以通过以下步骤解决该问题:
1. 检查系统中是否安装了NetworkManager服务:
```shell
rpm -qa | grep NetworkManager
```
如果没有安装,则需要先安装NetworkManager服务:
```shell
yum install NetworkManager
```
2. 启动NetworkManager服务:
```shell
systemctl start NetworkManager
```
3. 设置NetworkManager服务开机自启动:
```shell
systemctl enable NetworkManager
```
4. 重启网络服务:
```shell
systemctl restart network
```
如果以上步骤无法解决问题,可以尝试卸载并重新安装NetworkManager服务。
centos7Failed to start nfs.service: Unit not found.
在CentOS 7上启动nfs.service时出现"Failed to start nfs.service: Unit nfs.service not found"的错误是因为CentOS 8以上的版本取消了nfs.service,所以需要使用nfs-server.service来代替。你可以使用以下命令来启动nfs服务:
systemctl start rpcbind
systemctl start nfs-server
如果你在启动rpcbind时遇到了错误,你可以先启动rpcbind再启动nfs-server,关闭时需要按照相反的顺序关闭。
另外,你还可以在/etc/fstab中添加以下配置,以便在服务器重新启动时自动挂载:
172.20.0.1:/infoshare_1t /apps/data nfs defaults 0 0
希望这个回答对你有帮助。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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