config.v2.json --> 存放容器的配置数据
json:javascript object notation,js对象简谱,是一种轻量级数据交换格式,格式用来描述数据
数据的形式:文本
数据的格式:key:value,结构清晰
非关系型数据、非结构化数据
/etc/resolv.conf --> 存放容器里的dns服务器的地址使用的是宿主机里的dns的配置
[root@docker etc]# cat resolv.conf
# Generated by NetworkManager
search localdomain
nameserver 192.168.232.2
/etc/hostname --> 存放主机名
/etc/hosts --> 对本机进行域名解析
[root@docker etc]# cat /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
/var/lib/docker/containers -->存放容器
[root@docker ~]# cd /var/lib/docker/containers/
[root@docker containers]# ls
1118734ea632e8537be012a61274c8d6ecd4027ba1a54a49db202463578e5663
2710b596777b80fc9755a43a4070494b6fb7d682a2fa895a91d690e63bfed04d
2c83a2d05e4ee8a885174e4b55bbe1ac1833df9aba82d86e824e44a43340e8e2
4cb9497e4b830a0eec6406d5be362adaf643982dc16a9cbcb68781b7d746bef2
58d99df640b7662f4ff625e7cde9d0e7f40250992f8fd1ad39bc48aeca162ddb
[root@docker docker]# cat /etc/hostname
docker