nginx: [emerg] bind() to [::]:80 failed(98:地址已被使用)

突然我得到下面的nginx错误

 * Restarting nginx
 * Stopping nginx nginx
   ...done.
 * Starting nginx nginx
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
nginx: [emerg] still could not bind()
   ...done.
   ...done.

如果我跑

lsof -i :80 or sudo fuser -k 80/tcp

我什么也得不到。80端口上没有东西

然后我运行如下:

sudo netstat -pan | grep ":80"
tcp        0      0 127.0.0.1:8070          0.0.0.0:*               LISTEN      15056/uwsgi     
tcp        0      0 10.170.35.97:39567      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39564      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39584      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39566      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39571      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39580      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39562      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39582      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39586      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39575      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39579      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39560      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39587      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39591      10.158.58.13:8080       TIME_WAIT   -               
tcp        0      0 10.170.35.97:39589      10.158.58.13:8080       TIME_WAIT   -

我被难住了。我如何调试这个?

我在端口8070上使用带有代理通道的uwsgi。Uwsgi正在运行。Nginx则不然。我使用的是ubuntu 12.4

下面是我的nginx conf文件的相关部分

upstream uwsgi_frontend {
          server 127.0.0.1:8070;
        }
server {
listen 80;
        server_name 127.0.0.1;
        location = /favicon.ico {
                  log_not_found off;
                }



                location / {
                       include uwsgi_params;
                       uwsgi_buffering off;

                       uwsgi_pass 127.0.0.1:8070;
                 }
        }

下面是我在ubuntu 12.04上安装nginx的方法

nginx=stable;add-apt-repository ppa:nginx/$nginx;
apt-get update
apt get install nginx-full

当前回答

在我的例子中，Apache、Apache2或Nginx中的一个服务已经在运行，因此我无法启动另一个服务。

2018-12-22 09:31:25

其他回答

多个服务可以在同一个端口上侦听。这个问题通常来自于在同一台机器上混合使用Apache和NGINX。

检查:

Sudo netstat -plant | grep 80

停止Apache并重启NGINX:

Sudo systemctl stop apache2 && Sudo systemctl restart nginx && Sudo systemctl status nginx

2021-08-06 05:34:39

在我的例子中，罪魁祸首是一个服务器块，它包含:

        listen  127.0.0.1:80;
        listen  [::1]:80 ipv6only=on;
        server_name  localhost;

在Linux上，侦听特定IP的套接字(例如[::1]:80)与侦听同一端口但任何IP的套接字(例如[::]:80)发生冲突。通常nginx会在幕后使用一个套接字来透明地处理这个问题。然而，在listen指令上显式指定ipv6only(或某些其他选项)会迫使nginx(尝试)为它创建一个单独的套接字，从而导致Address already in use错误。

由于ipv6only=on是默认的(自1.3.4以来)，修复只是简单地从这个指令中删除该选项，并确保ipv6only不在我的配置中的其他任何地方使用。

2019-06-29 11:05:33

继续关注@lfender6445和@SAURABH回答——

我的问题还在于，在升级到Vagrant 2.2.2之后，当客户机启动时，Apache2作为web服务器运行。在过去，我只使用nginx作为web服务器。

vagrant ssh进入机箱，并运行以下命令使Apache2在guest机箱引导时不启动:

sudo update-rc.d -f apache2 remove

退出ssh，流浪汉停下来，流浪汉起来。问题解决了。

2018-12-03 18:58:30

我也有同样的问题，但我看到Nginx监听了80端口:

tcp        0      0 0.0.0.0:80                  0.0.0.0:*                   LISTEN      9730/nginx

但是当我试图重新启动它时，我有错误:

    service nginx restart
Stopping nginx:                                            [FAILED]
Starting nginx: nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:443 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:443 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:443 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:443 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
nginx: [emerg] bind() to 0.0.0.0:443 failed (98: Address already in use)
nginx: [emerg] still could not bind()

我的问题是在配置文件，我设置PID文件，似乎系统不能正确捕获它:

user nginx;
worker_processes 1;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;

当我取出它时，它工作了。

2020-05-19 21:25:47

请尝试执行该命令

sudo fuser -k 443/tcp
service nginx restart

fuser命令将找到进程id(PID)， -k标志将杀死进程，使nginx重新启动。

2018-03-29 04:49:23

nginx: [emerg] bind() to [::]:80 failed(98:地址已被使用)

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