Docker system df vs df If the volumes didn’t appear there before, it could be that Docker used a different storage driver before or the operating system was updated so it shows overlay mounts as well. You signed out in another tab or window. Follow answered Ubuntu 20. 0, Docker includes a new command docker system df to show docker disk usage. You switched accounts on another tab or window. Let's take a look at the source code of the docker CLI utility to better understand what docker system df does. I'm not positive, but I believe NCDU also ignores hidden directories by default. 623 MB 8. Options. Even after doing a complete prune by deleting all containers, images, volumes, networks, build cache etc. 977MB 0B (0%) Build Cache 0 0 0B 0B Oct 20, 2021 · Really docker system df should show something more like what df in linux/unix shows, which would be more like what is shown in the docker desktop. Show docker disk usage. Name Description--format <string> Pretty-print images using a Go template-v, --verbose: Show detailed information The docker system df command prints only the size of reclaimable space in percents. Local Volumes shows the disk usage for the volumes you are using on your running containers. 0. loads. 8MB 0B 468. 21. 33GB 0B (0%) Containers 15 15 646. There will be a huge amount left over in the overlay2 directory presumably from artifacts that weren’t cleaned up by Mar 10, 2019 · For me docker system df -v shows: Images space usage: REPOSITORY TAG IMAGE ID CREATED SIZE SHARED SIZE UNIQUE SIZE CONTAINERS nuccy latest eb40b1ff80bc About an hour ago 20. 0 uses HyperKit, it may change depending on versions and OS Mar 12, 2018 · After running a build, Docker seems to keep multiple layers in it's VFS storage that cannot be seen through docker system df -v. 32. 8MB 1 jrcs/letsencrypt-nginx-proxy-companion latest 037cc4751b5a 13 months ago 24. – $ docker system df -v Images space usage: REPOSITORY TAG IMAGE ID CREATED SIZE SHARED SIZE UNIQUE SIZE CONTAINERS my-curl latest b2789dd875bf 6 minutes ago 11 MB 11 MB 5 B 0 my-jq latest ae67841be6d0 6 minutes ago 9. It's definitely not the end of the world; it is puzzling. Containers shows the disk usage for the docker containers running. 9MB 0B (0%) Local Volumes 1 1 4. 7. Feb 13, 2020 · Our docker storage is mounted on /mnt/docker_storage. 10. It's pretty bad that there's no command line command to find disk space usage for volumes in docker desktop. 777 GB 2. 1 kB 0 <none> <none> a0971c4015c1 6 minutes ago 11 MB 11 MB 0 B 0 alpine latest 4e38e38c8ce0 9 weeks ago 4. Reload to refresh your session. You're comparing the apple (/srv/dev-disk-by-label-DOCKER) with a seed (/srv/dev-disk-by-label-DOCKER/Appdata). com/docker/docker v24. API 1. The docker system df command displays information regarding the amount of disk space used by the Docker daemon. It is quickly filled up, but as you can see only a fraction of the total space used is accounted in docker system df. Table of Contents. 3 47cf20d8c26c 9 weeks avimanyu@iborg-desktop:~$ docker system df -v Images space usage: REPOSITORY TAG IMAGE ID CREATED SIZE SHARED SIZE UNIQUE SIZE CONTAINERS ghost 4. 647 GB (95%) Containers 1 1 0 B 0B Local Volumes 4 1 3. mod module 76982562-docker-system-df-vs-system-df-docker-api-endpoint go 1. Usage docker system df [OPTIONS] Options May 18, 2017 · After 1. If you go in and do ls -alh , any directories that start with a . 5+incompatible github. 261 (70%) $ docker system df -v Images space usage: REPOSITORY TAG IMAGE ID CREATED SIZE SHARED SIZE UNIQUE SIZE CONTAINERS my-curl latest b2789dd875bf 6 minutes ago 11 MB 11 MB 5 B 0 my-jq latest ae67841be6d0 6 minutes ago 9. 35MB 1 jwilder/nginx-proxy latest 509ff2fb81dd 15 months ago Nov 15, 2019 · At Linux server I checked disk usage by df command and obtained big /var/lib/docker usage. Aug 26, 2023 · You should be able to reproduce exactly what docker system df does using the code below: go. 13. Images shows the disk usage for the docker images that are not running. Improve this answer. 5 build 55c4c88, docker system df -v and du disagree on the amount of space a volume takes on disk. It's definitely… docker system info: Display system-wide information docker system df: Show docker disk usage docker system events: Get real time events from the server docker system prune: Remove unused data Mar 6, 2019 · The command docker system df shows the docker disk usage. 25+ The client and daemon API must both be at least 1. 5+incompatible ) May 30, 2011 · In the case of a directory mounted to a volume on the docker host, df will report the HOST's df totals. }}" this cmd will return as json so i can parse it with json. 991 MB 632. $ docker system df TYPE TOTAL ACTIVE SIZE RECLAIMABLE Images 5 1 2. 32GB 0 debian stretch d508d16c64cd 4 weeks ago 10 Apr 14, 2023 · docker system df shows Docker daemon disk usage, but Docker Desktop uses a VM under the hood. 91 is the $ docker system prune -a --volumes WARNING! This will remove: - all stopped containers - all networks not used by at least one container - all anonymous 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? vs reported output of "docker system df" TYPE TOTAL ACTIVE SIZE RECLAIMABLE Images 13 13 5. Dec 3, 2020 · Basically, df reads the superblock only and trusts it completely. Reclaimable is the space consumed by unused images, this is the total size of images you can remove without breaking anything. It will give you a nice overview on everything that’s been going on in the Docker environment. Filesystem 1K-blocks Used Available Use% Mounted on udev 4078144 0 4078144 0% /dev tmpfs 817484 82900 734584 11% /run /dev/vda1 162421080 93727736 68676960 58% / tmpfs 4087412 96 4087316 1% /dev/shm tmpfs 5120 0 5120 0% /run/lock tmpfs 4087412 0 4087412 0% /sys/fs/cgroup /dev/vda15 106858 3426 103433 4% May 8, 2021 · It is not Docker that makes those folders appear in the output of df. docker system df. What you see is probably the VM Disk size VS. May 31, 2022 · docker system df -v --format "{{ json . 799 MB 0 B 4. com/docker/cli v24. In other words and as @jordanm said, this is the total size of images you can remove without breaking anything, that is exactly why Docker will remove them if you run docker system prune -a or docker image prune -a. 207 GB 2. du reads each object and sums them up. 13から便利なコマンドが増えたので、遅ればせながら試してみました。 docker system df. 7MB 20. 35MB 0B 24. Jun 18, 2021 · Ubuntu 20. 'TEMPLATE': Print output using the given Go template. By default the command displays a summary of the data used: TYPE TOTAL ACTIVE SIZE RECLAIMABLE. 25 to use this command. 931, not 0. 799 MB 1 alpine 3. are hidden and wouldn't be counted in that display . tips What does mean «reclaimable» in the `docker system df` output? Docker. 37GB 53. Docker daemon files which may differ: the diff may be non-Docker files in Docker Desktop VM (though the diff seems important) Note: Docker for Mac 4. Share. Note the results from docker system . Provide details and share your research! But avoid …. 0 b40265427368 8 weeks ago 468. dockerの1. dmitrii_fediuk (Dmitrii You signed in with another tab or window. Usage docker system df [OPTIONS] Options Name, shorthand Default Description --format Pretty-print images using a Go template --verbose , -v Show detailed information on Command Description; docker system info: Display system-wide information docker system df: Show docker disk usage docker system events: Get real time events from the server Apr 28, 2021 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Jun 3, 2018 · Hi @Franck Dernoncourt! RECLAIMABLE is the space consumed by "unused" images (in the meaning of no containers based on thoses images is running). If a running process keeps a deleted file open, the space will still be reserved and seen by df , but du will no longer see that file in the directory tree and will ignore those reserved blocks. 799 docker system df Description Show docker disk usage API 1. math is hard. Apr 12, 2017 · To give you a good view on your usage within the Docker system, Docker 1. 0 require ( github. docker, docker-storage-space, storage-space. What does docker measure here? This is not an issue of GB vs GiB; if docker reported GB, it would be underreporting. Compose Command-line completion; Compose; Compose CLI environment variables Jan 8, 2024 · df. 13 introduced a docker system df command, similar to the Linux shell command. 04 with docker 20. Asking for help, clarification, or responding to other answers. This is obvious if you think about it, but when you get a report of a "runaway container filling the disk!", make sure you verify the container's filespace consumption with something like du -hs <dir> . Image,Container,Volumeの数や容量を表示してくれます。 docker system df Estimated reading time: 3 minutes Description. Use the docker version command on the client to check your client and daemon API versions. 0. gycx uoub ifnvlv kqvfn homjs gykuvp aapo mnfuxdr oczdf ukp
Docker system df vs df. are hidden and wouldn't be counted in that display .
