Docker image disk utilization. Final Notes and Thoughts.

Docker image disk utilization My docker and app data are stored on a cache disk (SSD) that is only used for appdata. Here is the output of docker system df -v. here is a sample of my docker-compose: Feb 4, 2020 · The code runs for a while (12h or so), and at some point the disk usage starts to increase (I'm supposed to read one image every second or so, so disk usage should be minimal) up to 500Mb/s (it takes a few hours(3h) of steady increase between normal usage and 400Mb/s), which is the disk limit. It is hard to tell where your resource utilization is going without knowing specifics about the image you're using to create container instances, but here is Shows each docker volume, its size and which container it is connected to; Can be set to remove both orphaned images and unconnected docker volumes when run. If it points to Docker Desktop, get detailed data for disk usage (remove the -v flag for a summary): docker system df -v. By bwnautilus August 1, 2022 in General Support. 3 GB. But another secret - That is just a warning. 46MB 0B 23. For each type of object, Docker provides a prune command. Here’s what the disk usage metrics looked like: Notice the fix when disk utilization bumped down from 100% to 30%. 5GB at 71% utilization, I guess it is set to 25GB? Mar 18, 2024 · Now, let’s display its disk usage: $ docker system df --verbose Images space usage: REPOSITORY TAG IMAGE ID CREATED SIZE SHARED SIZE UNIQUE SIZE CONTAINERS nginx alpine f246e6f9d0b2 3 weeks ago 23. Try setting a log file limit. The source code is pretty Apr 23, 2016 · Locate the vhdx file where docker stores the data. this will increase the disk size available for use in the virtual machine, but as Queasy pointed out, you need to add the additional options to the docker daemon Sep 17, 2021 · # Space used = 22135MB $ ls -sk Docker. I'm thinking Plex is the culprit because the scheduled tasks run at 2AM. how much in total including all the lower layers. I went ahead and ran docker system df and I got the following: Mar 2, 2021 · I face this problem many times till I found that and use docker container prune to remove them. I currently have the disk set to 50GB and it's saying 77% is being used and it's climbing. Been having this problem for a long time but never actually looked into problem. 799 May 18, 2017 · docker images will show the 'virtual size', i. MemUsage}}" on your command line. 35MB 0B 24. You misunderstand what data contributes to that percentage. Container}}\t{{. In doing so--and recognizing the sound advice in this thread--I knew that what I really needed to do was to identify what the problem was the trouble was that I didn't want the image to keep filling up while I was trying to identify the problem. The Image has a size of 10,49GB This happend now the 3rd time - if someone know whats going on here, please Apr 14, 2023 · Thanks Hoopster! Disk utilization stays high. With user script plugin installed copy and paste script to your Unraid server. In addition, you can use docker system prune to clean up multiple types of objects at once. To do that, we can leverage on the docker system df command the docker CLI provides to us: This is a place to get help with AHK, programming logic, syntax, design, to get feedback, or just to rubber duck. I have one car using TM for about 8 months and my /var/lib/docker is nearing 6GB in size. Oct 18, 2019 · Every once in a while I get an email notification that says "unRAID Status: Warning - Docker image disk utilization of 88%. May 21, 2017 · Ok. The docker. Edit your dockers, enable Advanced View, in the "Extra parameters" enter --log-opt max-size=50m --log-opt max-file=1 Sep 14, 2020 · Hi experts, i have a strange problem with the docker image. The first thing we need to do is to check what is using this amount of space to see if we can release some of them. Backup the data you need and prune all unused containers, images, and volumes (read the docs): docker system prune. `docker stats` also shows you memory utilization for containers. If you're lucky, you'll also see the sizes of log files :) Doku should work for most. Jan 9, 2015 · The problem is that when I continue download docker images and run docker containers, it seems that the other hard drive /dev/xvda1 is also used up. Also, disabling anti-virus or the like still does not answer why docker takes up 100% of disk IO. It grows scaringly. alternatively you can use the command docker stats --all --format "table {{. May 21, 2017 · Went from 75% docker image utilization to 37%. I stop playing the movie on the shield, but but Emby says it’s still streaming. So some double-counting if you have containers that share the same Doku is a simple, lightweight web-based application that allows you to monitor Docker disk usage in a user-friendly manner. First warning said utilization was 72%. img). I am getting warnings about my docker disk utilization and I am trying to figure out what is causing it. I noticed that /var/lib/docker/overlay2 keeps growing in size (normal), buy especially after pulling newer images. im A command-line tool for visually investigating the disk usage of docker images. This EC2 instance downloads a single image and launches it only once (and keeps it running forever, this is a CI runner). now you have docker memory usage and CPU usage. In that time, Docker adoption has skyrocketed from just 35% of companies using it in 2016 to over 80% in 2022 according to Docker‘s latest market report. Currently its using up about 17gb/20gb. I have a native Jenkins installation in my droplet. So it seems like you have to clean it up manually using docker system/image/container prune. May 13, 2021 · Everything I find online talks about running docker prune, but my issue is not related to lots of stray docker images or volumes sitting around. Aug 1, 2022 · Docker image disk utilization of 70% Docker image disk utilization of 70%. May 21, 2017 · When i first created, i allocated 20gb to my docker disk/image. Thanks in advance! docker image ls -a Under the size tab you can see which images are taking up how much space. Commands below show that there is a serious mismatch between "official" image, container and volume sizes and the docker folder size. I use a local path for volumes in docker-compose and point that path to some disk that is on a different partition than root(/). It's a 250 GB disk and 27% full. 21GB 6. Followers 3. img loop) partition, and the sizes agree with the The bar is the storage usage of the docker image (. e. Not sure exactly how to remove the old logs but I'm sure it's possible. (behind a reverse proxy with this config) Expected behaviour Uploaded packages should not be stored in docker image file. Here is what I notice: I have been getting Docker utilization warnings slowly creeping up over the last week "Docker" under "Memory" says 100%: https://i. While there are many terminal based monitoring tools for Docker such as ctop or even the built in Docker command docker stats, I don't know of any that specifically focus on Docker disk usage other than Doku so this was a cool Oct 20, 2014 · the disk attached to the virtual machine provides storage for the docker images. Docker image disk utilization - 97% So, I was going through and adding some books to my calibre docker but in the process unRAID started to throw errors at me about my docker image disk. I have it set now to cleanup each month. Even now when I didnt volume mount my data, the drive is already about 8. --Nico Oct 26, 2024 · This would render docker container images none usable and would need to reinstall them from the template (or just modify the current docker app a little bit and apply the change, it would download the new images for your docker container --- you would need to do it one by one ---> this is a tip if you ever made that mistake). When I check the log, it doesn't show anything happening around that time other than sending the message to my telegram about the disk utilization. Every job builds a docker image and pushes it to DockerHub. Use the docker system df and docker system prune commands to take care of cleaning up these pesky unused images/networks I believe that you are mixing up docker image size and docker memory utilization. . May 21, 2017 · Docker critical image disk utilization: 23-02-2020 16:12 Alert [TOWER] - Docker image disk utilization of 92% Docker utilization of image file /mnt/user/system/docker Event: Docker high image disk utilization Subject: Warning [SERVER] - Docker image disk utilization of 74% Description: Docker utilization of image file /mnt/user Feb 8, 2019 · Hey guys, So after setting things up in unraid 6 and having everything running smooth for the pas 30 days I just got this message: "Docker High Image Disk Utilization 88%" The only dockers enabled and running for the past 30 days have been, plex, sab, radarr, sonarr. I can verify this problem by remove some docker images. vhdx" In my case docker is using up about 27GB of disk space in this file. I realize that it was a band-aid solution, but I changed my docker size from 20gb to roughly 80gb. Here are some clues: Both the host machine and the docker image are Ubuntu 20. With 17. 35MB 1 jwilder/nginx-proxy latest 509ff2fb81dd 15 months ago $ 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. May 21, 2017 · I have used the "docker images" command and all the images together add up to less than 6GB, while unRAID is telling me that I am at 83% usage (33GB) of my 40GB docker image. img file, which is targeted by the /dev/loop2 device. My dockers are on ssd cache and media is on a hdd. "P:\Users\your-username\AppData\Local\Docker\wsl\data\ext4. When asking a question or stating a problem, please add as much detail as possible. Here I use docker system df to show the amount of disk space used by the docker, and you can see that docker only uses 6. `docker images` shows you the storage size on disk, while `docker ps -s` shows you memory use for a running container. Docker memory utilization you can check on the docker page and asking for the advanced. Reply to this topic; Dec 26, 2020 · The Jenkins output for the failing job showed “No disk available”. It built a huge database in the wrong place which threw my system in to high utilization alerts. Doku is a very small Docker container (6 MB compressed). Docker running on Ubuntu is taking 18G of disk space (on a partition of 20G), causing server crashes. One of my dockers kept writing a log for every file it synced and filed up my docker image in no time. img. For reference, I have my largest one being overserr at 1. This topic shows how to use these prune commands. 991 MB 632. Logs files spooling to the wrong location could be an issue also. 623 MB 8. 0 b40265427368 8 weeks ago 468. This is a virtual hard disk used by docker. I found Resilio Sync was filling my docker. Can be looked up and changed in Settings -> Docker. On each of the server I have an issue where a single container is taking up all space over a long period of time (±1month). Another thing I’ve noticed is that it seems to correspond to Emby showing that it’s streaming a movie but it isn’t. There is zero tolerance for incivility toward others or for cheaters. If you have a specific Keyboard/Mouse/AnyPart that is doing something strange, include the model number i. Nov 11, 2024 · As someone who has productionized containers for the past 15 years, I‘ve battle-tested every Docker storage and image management strategy out there. Then later it I get a "returned to normal" email. Who is this for? Primarily for engineers working with images containing Python packages. Let's take a look at the source code of the docker CLI utility to better understand what docker system df does. unraid reported a utilization of 99 (!) % and i cant imagine why. Jun 12, 2022 · Description I want to upload a 22GB file to my Unraid server using the File Browser Docker container. Dec 12, 2019 · Many docker developers do not have the proper permissions to do so and recommending that docker users disable anti-virus is an incredible request. 1 kB 0 <none> <none> a0971c4015c1 6 minutes ago 11 MB 11 MB 0 B 0 alpine latest 4e38e38c8ce0 9 weeks ago 4. img file and have docker recreate it and the utilization dropped down to 34% I haven't determined which docker is filling up the docker. avimanyu@iborg-desktop:~$ docker system df -v Images space usage: REPOSITORY TAG IMAGE ID CREATED SIZE SHARED SIZE UNIQUE SIZE CONTAINERS ghost 4. 8MB 1 jrcs/letsencrypt-nginx-proxy-companion latest 037cc4751b5a 13 months ago 24. I used the File Activity and Open Files plugins/apps to find my issues. Jul 9, 2018 · Other answers address listing system memory usage and increasing the amount of Docker disk space in Docker Desktop: The docker system df command can be used to view reclaimable memory --Abishek_Jain. What causes this and how can I cleanup ? I already tried docker system prunewhich doesn't help. 0. I use only 5 dockers - two are running - plex and tautulli. May 21, 2017 · I feel like the intention of docker support in UNRAID is to make management of docker a little bit more simpler than just running docker in a VM, but the management overhead of keeping the volume disk size low seems contradictory to that mission - can we just not make this simpler? Reclaimable is the space consumed by unused images, this is the total size of images you can remove without breaking anything. Please note that last 2 values were approximated respectively from total number of inodes minus number of files in remaining directories, and total disk space used minus size of files in other directories, since they would take more than 1 hour each to calculate at 100% disk read utilization Apr 3, 2019 · When using latest builds docker keeps previously built images on disk. 8MB 0B 468. Jun 28, 2023 · 1 You can view how large each docker container is: Go to docker tab of unraid, near the bottom of the page there is a button called [Container Size] it's next to the update all containers button For PC questions/assistance. 21GB (100%) Containers 0 0 0B 0B Local Volumes 0 0 0B 0B Build Cache 0 0 0B 0B But when I use sudo btrfs filesystem du Nov 17, 2017 · Thanks, John_M and trurl. I know I had a problem when I installed a docker and missed one of the folder mappings. Aw man, this saved me. This setup continuously updates your docker. 46MB 3 Containers space usage: CONTAINER ID IMAGE COMMAND LOCAL VOLUMES SIZE CREATED STATUS NAMES 5c672c7d803d nginx:alpine "/docker Hello! New user here, just did my first upload of 700 photos and I was immediately hit with "Docker high image disk utilization at 76% for docker. img is, unless its 100% full. I assume one of my docker containers is writing to an in-image location, but I can't figure out which. 1. img file with logs. Sep 3, 2015 · Running UR 6. Usage. img" warning in Unraid. I just solved it by increasing the image size. raw # Discard the unused blocks on the file system $ docker run --privileged --pid=host docker/desktop-reclaim-space # Savings are I was hoping someone might be able to help with my steadily increasing docker image disk utilization. Mar 15, 2023 · Hello guys, I am so confused by the disk usage issue. I got the warning message "Docker high image disk utilization" this morning. I just don't know why it would be writing to the docker image, then a few moments later, be back to normal. It doesn't matter how full your docker. By default script will not remove orpaned images or unconected docker volumes. Then about an hour later got a Feb 9, 2023 · Then proceeding with a chart showing all of the images and how much space each one is using. I've been using Heimdall as my Firefox homepage on a Windows PC for quick access to the WebUI for my Unraid containers and some other network devices. Docker high disk utilization I think it’s happening when it transcodes I’ll get the warnings and then it returns to normal . Open up the docker settings -> Resources -> Advanced and up the amount of Hard Drive space it can use under disk image size. If your disk usage is still high, you may need to reinstall Docker Desktop. Reading elseware on the Forum, I see that you've been helping others with this problem. What is the exact procedure to release that space? Looking at the my disk usage stats, I can see that that space is entirely used by the MobiLinux virtual disk Dec 21, 2020 · On /v2 there exists only the directory of /v2/var/lib/docker, and it's entire for Docker's usage. Nov 21, 2016 · docker rm $(docker ps -a -q) docker rmi $(docker images -q) However it seems that the disk space is not reclaimed and I still have a whopping 38GB used by Docker on my ssd. May 21, 2017 · It has to do with docker log file sizes. 04 Nov 26, 2022 · unRAID showed me that my docker RAM usage was at 99% when it was happening. Delete your dangling container. The root cause. Has anybody ran into this? Other posts for other dockers state that it's usually a path that is not predefined filling up the docker. so you could look at additional options to boot2docker init command to increase the initial disk size. They cost developer productivity by lengthening devops tasks and often contain unnecessary data. Final Notes and Thoughts. But with a docker image being almost 60gb its time to fix the problem. 5GB big. imgur. Just run this and your utilization will come down a lot: truncate -s 0 /var/lib/docker/containers/*/*-json. Jul 6, 2021 · Docker Dashboard Settings Page Image Showing The Amount Of Disk Docker Is&Nbsp;Using. raw 22666720 Docker. The Doku displays the amount of disk space used by the Docker daemon, splits by images, containers, volumes, and builder cache. Docker isn't used for anything else. 32. I followed your suggestion to delete the docker. If this is normal, i have plenty more hdd space, if someone can tell me how i can expand my allocated 20gb to maybe 30 or 40gb, that would solve the problem for a little while. Running a docker image ls will show several images of the same (postgres, mosquitto,grafana) created Aug 16, 2023 · Hi, I’ve been using docker compose deployments on different servers. log. Even after deleting all the images and container, docker is not releasing the free disk space back to OS. With all those new Dockerized workloads […] Aug 7, 2020 · This can cause Docker to use extra disk space. You can remove any unused images and get your disk utilization down by deleting the container and ticking "Also remove image". Sep 21, 2021 · Cleaning Docker Images Docker Images are different than running containers; they're the files that you download from the Docker Hub to launch a container from. Stop your docker service, turn on docker log rotation and set to 100mb (or whatever) then start the docker service again. img file size is 20 GB so like you said, the 83% doesn't make sense. All the containers are stored within that image and it has a fixed size. Why? Large images are slow to move and expensive to store. png Sep 7, 2023 · The issue arises with the internal state—specifically, pgdata, model-cache, and tsdata—which is stored inside the Docker image as persistent volumes. There are two context of df usage: for docker images and for docker containers. Doku is a simple, lightweight web-based application that allows you to monitor Docker disk usage in a user-friendly manner. They're usually pretty big, containing all the necessary code to run a basic OS and your application. It's safe to use while the docker is still running. I have bashed into each and every container I use and run "du -shx /" to get a usage report on the root (meaning docker. The user script also allows you to set it on a schedule to automatically do this cleanup at a set interval. getting-doku-anchor Getting Doku. So the root cause is my wsl data hard disk image file. When analysing the disk usage with du -sh most of the usage is located in var/lib/docker/overlay2, but the numbers do not add up. I’m not sure why. Nov 18, 2023 · I did a complete refresh of everything. com/eOaVJgC. Let’s see what happened. 2GB disk space: TYPE TOTAL ACTIVE SIZE RECLAIMABLE Images 1 0 6. zbvl tahy qehaxp zlpw khjguhv tlhjwcjv tps dfkpht ukmi krlq