Reading through the documentation of both dm-crypt and LUKS, I understand that LUKS is a format specification to allow FDE, and that dm-crypt is a dm ...
Reading through the documentation of both dm-crypt and LUKS, I understand that LUKS is a format specification to allow FDE, and that dm-crypt is a dm ...
I know that Docker uses a storage pool to allocate storage to each container. When using devicemapper storage by default the size of the storage pool ...
i'm new to docker and i'm trying to understand persistent storage in docker. in the section Manage Application data > Store data within containers ...
I know the logical volumes info is saved in the lvm metadata, and the tools from lvm2 can be used to scan them out and setup the kernel DM by ioctl. I ...
Android 9.0 states that there is some support for metadata encryption (https://source.android.com/security/encryption/metadata). This seems to require ...
I would like to create new device mapper devices in Android. As I know Android uses 'dm-crypt' which is part of the 'device mapper'. But, I can't use ...
We use device mapper storage driver. This is probably more of a docker than k8s question. Is there is a way to determine for example where this mount ...
I installed Docker EE on RHEL. Now when I need to uninstall, as per the instructions on the Docs, i need to run sudo rm -rf /var/lib/docker. This howe ...
My Docker details Client: Server: Docker Info: My /var/lib/docker showing: Only 2 containers are running on the host however the disk si ...
I am trying to write a remapping target for usage with DM. I followed instructions from several places (including this Answer) all essentially giving ...
In Docker, an image is a stack of Read-only image layers. We also know that images share layers or other images. My question is about how this sharing ...
i am trying to create a thin pool on my rhel box to use with devicemapper as it is the recommended way to use docker storage. But unfortunately i am n ...
I need to apply some checks in addition to encrypting the data on disk. So, I thought of creating a mapper (for additional checks) over the mapper c ...
The question may seem naive, but I'm new to kernel/driver programming. I created a device mapper over a block device, which is working fine. It's cons ...
I am using Docker version 17.06.0-ce on Redhat with devicemapper storage. I am launching a container running a long-running service. The master proces ...
Am getting the "no space left on device" error while removing a container. Here is a snippet from "df -kh" output. Here is a snippet from "du -k ...
I have some problem about the storage. The folder /var/lib/docker/devicemapper/ is taking 50% of my storage. In the folder /var/lib/docker/devicemap ...
I'm running docker in a vagrant virtual box with Ubuntu on a Mac logged in as root user and I'm trying to switch from devicemapper to overlay but I'm ...
I have a task to make a virtual device under a real one with the help of device mapper kernel module. Virtual device must transfer any request to a re ...
We are using Docker as part of our build pipeline. As we're using CentOS, the default Docker installation has set up devicemapper with a loop-lvm spar ...