library initialization failed - unable to allocate file descriptor table - out of memory 问题处理

1、修改docker服务启动配置文件

# vim /usr/lib/systemd/system/docker.service 
...
[Service]
...
ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock --default-ulimit nofile=65536:65536    #第13行
...

2、重新加载配置

systemctl daemon-reload
systemctl restart docker

参考：https://stackoverflow.com/questions/68776387/docker-library-initialization-failed-unable-to-allocate-file-descriptor-tabl