22
votes
Accepted
Permission denied within mounted volume inside Podman container
Thanks to the people here, the solution is quite simple (but not obvious):
My GNU/Linux container host has SELinux activated, and that's why I was having permissions problems. The solution is to ...
- 481
10
votes
Accepted
Docker compose volume syntax valid for Windows and Linux
Yes. Just use ./ for you current directory that the Docker-compose file is in. Your "working directory" for the compose file is just "./". If you are trying to set a directory ...
- 2,762
10
votes
Accepted
How to deal with docker compose's naming convention of named volumes?
Docker Prepends the current folder name with all the components name created using docker compose file.
Eg : If the current folder name containing the docker-compose.yml file is test, all the volumes,...
4
votes
Why does my Docker composer not work with volume?
It seems there is a spacing issue in your yaml
You should change the compose file to
version : '3.4'
services:
testando-volume-compartilhado-a:
image: carloshenriquecarniatto/teste:latest
...
3
votes
Docker compose volume syntax valid for Windows and Linux
PS C:\Users\gaius> Write-Output $PSVersionTable.PSVersion
Major Minor Build Revision
----- ----- ----- --------
5 1 17763 592
PS C:\Users\gaius> Write-Output $pwd
Path ...
- 1,086
3
votes
How Docker volume works?
Dockerfile's VOLUME does not allow you to specify a host path.
On the host-side, the volumes are created with a very long ID-like name, these volumes are often referred to as unnamed/anonymous volumes....
- 1,759
3
votes
How to deal with docker compose's naming convention of named volumes?
What about creating docker volumes yourself instead of letting docker to that for you? https://docs.docker.com/engine/reference/commandline/volume_create/
If one creates docker volumes yourself then ...
- 13.3k
2
votes
Docker compose volume syntax valid for Windows and Linux
I think my case may be related as I also tried to configure environment for both Windows and Linux. I only have to mention that I am using docker-compose on WSL1 (Windows Subsystem for Linux) ...
- 121
2
votes
Accepted
Docker in docker volume mount doesn't work
Single quotes in shell meant to leave the enclosed string 'as is'. That is the variable inside single quotes isn't going to be evaluated. Try changing '${WORKSPACE}' for "${WORKSPACE}".
- 223
1
vote
How Docker volume works?
Say we have an application running on a docker container that generates some kind of daily reports. The daily reports that our application generates are stored somewhere within the container. One fine ...
1
vote
Upload data into docker container from docker volume
You can mount a volume e.g. at /app/artifacts then set up your application to place the artifacts on that folder.
docker run -d \
-v artifacts-vol:/app/artifacts \
artifact-creator:latest
then ...
1
vote
Auto-managed docker-compose volume not shared among containers
Define the volume in the following way
volumes:
- ${local_path}:/data
or using docker volumes
version: '3.7'
volumes:
db-data:
services:
one:
image: alpine
command: sh -c 'echo ...
1
vote
How would I change the docker's base directory
Symlink is an universal solution which works, I've successfully used it plenty of times. I do not recommend using the path you suggested, though, since the files should be owned by either the root or ...
- 11
1
vote
Run docker with bind-mount pointing to non-existent host folder: Where is the data?
I have been using Linux and since Docker volume caches the data, it is merely persistent until you remove it manually. In RHEL8, /var/lib/docker/volumes/, this is where all the volume mounts are ...
1
vote
Update volume size dynamically from inside a POD
In my opinion, you could create bucket (aws s3 for example) and store your data there (create simple app to make upload), thus, you don’t need to care with disk full error
- 11
1
vote
Accepted
backup dockerise mysql database from host volume
based on @ulrich answer, but with mysqldump :
DATE_TIME=`date +"%Y%m%d_%H%M"
CONTAINER_NAME="mysql_server"
CONTAINER=`docker ps -q -f name=${CONTAINER_NAME}`
PASSWORD=`docker exec $...
- 111
1
vote
backup dockerise mysql database from host volume
I have a little script for my MariaDb database inside a docker container.
The setup is comparable. I have a database container with a mounted volume. Furthermore I have a second volume for backups ...
- 191
1
vote
Accepted
How to Connect Docker Containers?
I'm still fairly new to the Docker game, too, but I've got a few little projects that I do exactly what you are asking about. Through my own experience with trial & error (mostly error...) I would ...
- 195
1
vote
Store named volumes on another drive
If I understand Docker Desktop and Hyper-V correctly, volumes are stored inside a MobyLinuxVM.
That's right and it seems to be possible to move the whole VM to another drive as described here.
...
- 31
1
vote
Docker - Mount a volume from a container to an other (equivalent volumes_from) in docker-compose 3
The Problem: Named volumes are initialized on container creation when the volume is empty, and from the first container that starts up using that volume. That initialization includes all files, ...
- 3,410
1
vote
Where is it said I can safely the same local volume to multiple docker containers?
By a "local volume" I assume you mean a block device directly attached to the host, such as a "normal" internal disk.
The standard way to run multiple Docker, containers now is Kubernetes, since the ...
- 1,086
Only top scored, non community-wiki answers of a minimum length are eligible