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Questions tagged [overlayfs]

The tag has no usage guidance.

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1answer
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Netboot from common nfs share. How to incorporate small differences (e.g. in /etc)?

I have a set of (Ubuntu 16.04) servers, which are diskless and boot from a common nfs share. The share is read only and I use a tmpfs overlay. To achieve that I set the /etc/overlayroot.local.conf ...
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1answer
106 views

debian : mount /var as overlayfs at boot

I'm trying to mount /var with an overlayfs (with a tmpfs) at boot but don't manage to make it works. Here is what I've done : # creating tmpfs mkdir /var.tmpfs mount -t tmpfs -o rw,nosuid,nodev,...
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1answer
187 views

NFS export an overlay of ext4 and btrfs

I have 2 data sources. One is btrfs (raid) and one is a simple ext4 partition. Those should be transparently displayed as one. This is a simple read only example, but the lower/upper/workdir version ...
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2answers
1k views

Docker service not able to start anymore because of modprobe error

I just ran in some issues with my server running docker that I cannot fix myself. Im using Docker version 18.09.0, build 4d60db4 with Ubuntu 16.04.5 LTS. During the day I noticed, that my docker ...
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3answers
117 views

Union multiple mounts to a single point, but keep them all read write

I've got over 1,000 directories, spread out over 6 servers. Technically they are home folders. It's guaranteed that there will never be any duplicate folder names. What I'd like to do is to mount ...
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0answers
111 views

Alpine Linux - root mounted as ro iso9660 filesystem how can I remount as rw overlay? [closed]

The root filesystem is an iso9660 mount. / # mount |grep iso /dev/sr0 on / type iso9660 (ro,relatime) Is there a way to remount root, using aufs in order that I can install packages, compile code, ...
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106 views

Is it possible to disable the overlayfs directory cache

I have a process that's continuously writing files into a directory structure that looks like: 152527 ├── 1525270000000 │   ├── 01be6dc0b6e3e087.json │   ├── 067e2490bb7ee05c.json │   ├── ...