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[TOC] ## docker system prune 删除所有未使用的容器,网络,映像(悬空的和未引用的)以及卷(可选) ## 语法 ``` docker system prune [OPTIONS] options --all , -a 删除所有未使用的图像,而不仅仅是悬空的图像 --filter Provide filter values (e.g. ‘label==') --force , -f Do not prompt for confirmation --volumes Prune volumes ``` ## 实例 ### 删除未使用容器,网络和镜像 ``` > docker system prune WARNING! This will remove: - all stopped containers - all networks not used by at least one container - all dangling images - all build cache Are you sure you want to continue? [y/N] y Deleted Containers: f44f9b81948b3919590d5f79a680d8378f1139b41952e219830a33027c80c867 792776e68ac9d75bce4092bc1b5cc17b779bc926ab04f4185aec9bf1c0d4641f Deleted Networks: network1 network2 Deleted Images: untagged: hello-world@sha256:f3b3b28a45160805bb16542c9531888519430e9e6d6ffc09d72261b0d26ff74f deleted: sha256:1815c82652c03bfd8644afda26fb184f2ed891d921b20a0703b46768f9755c57 deleted: sha256:45761469c965421a92a69cc50e92c01e0cfa94fe026cdd1233445ea00e96289a Total reclaimed space: 1.84kB ``` ### 删除容器,网络,镜像和卷 ``` $ docker system prune -a --volumes WARNING! This will remove: - all stopped containers - all networks not used by at least one container - all volumes not used by at least one container - all images without at least one container associated to them - all build cache Are you sure you want to continue? [y/N] y Deleted Containers: 0998aa37185a1a7036b0e12cf1ac1b6442dcfa30a5c9650a42ed5010046f195b 73958bfb884fa81fa4cc6baf61055667e940ea2357b4036acbbe25a60f442a4d Deleted Networks: my-network-a my-network-b Deleted Volumes: named-vol Deleted Images: untagged: my-curl:latest deleted: sha256:7d88582121f2a29031d92017754d62a0d1a215c97e8f0106c586546e7404447d deleted: sha256:dd14a93d83593d4024152f85d7c63f76aaa4e73e228377ba1d130ef5149f4d8b untagged: alpine:3.3 deleted: sha256:695f3d04125db3266d4ab7bbb3c6b23aa4293923e762aa2562c54f49a28f009f untagged: alpine:latest deleted: sha256:ee4603260daafe1a8c2f3b78fd760922918ab2441cbb2853ed5c439e59c52f96 deleted: sha256:9007f5987db353ec398a223bc5a135c5a9601798ba20a1abba537ea2f8ac765f deleted: sha256:71fa90c8f04769c9721459d5aa0936db640b92c8c91c9b589b54abd412d120ab deleted: sha256:bb1c3357b3c30ece26e6604aea7d2ec0ace4166ff34c3616701279c22444c0f3 untagged: my-jq:latest deleted: sha256:6e66d724542af9bc4c4abf4a909791d7260b6d0110d8e220708b09e4ee1322e1 deleted: sha256:07b3fa89d4b17009eb3988dfc592c7d30ab3ba52d2007832dffcf6d40e3eda7f deleted: sha256:3a88a5c81eb5c283e72db2dbc6d65cbfd8e80b6c89bb6e714cfaaa0eed99c548 Total reclaimed space: 13.5 MB ```