docker history

[root@u95eau5e972u53f7 docker]# docker history nginx //查看镜像改动历史
IMAGE               CREATED             CREATED BY                                      SIZE                COMMENT
231d40e811cd        4 days ago          /bin/sh -c #(nop)  CMD ["nginx" "-g" "daemon…   0B
<missing>           4 days ago          /bin/sh -c #(nop)  STOPSIGNAL SIGTERM           0B
<missing>           4 days ago          /bin/sh -c #(nop)  EXPOSE 80                    0B
<missing>           4 days ago          /bin/sh -c ln -sf /dev/stdout /var/log/nginx…   22B
<missing>           4 days ago          /bin/sh -c set -x     && addgroup --system -…   57.1MB
<missing>           4 days ago          /bin/sh -c #(nop)  ENV PKG_RELEASE=1~buster     0B
<missing>           4 days ago          /bin/sh -c #(nop)  ENV NJS_VERSION=0.3.7        0B
<missing>           4 days ago          /bin/sh -c #(nop)  ENV NGINX_VERSION=1.17.6     0B
<missing>           4 days ago          /bin/sh -c #(nop)  LABEL maintainer=NGINX Do…   0B
<missing>           4 days ago          /bin/sh -c #(nop)  CMD ["bash"]                 0B
<missing>           4 days ago          /bin/sh -c #(nop) ADD file:bc8179c87c8dbb3d9…   69.2MB