Questions tagged [unionfs]
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23 questions
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Separate default configurations and my own changes with a layered FS : /Data/etc/ upper layer in RO and /etc/ lower layer in RW?
I wish to separate the default packages configuration files (/etc/), and the configuration files I edited e.g. in /Data/etc/ (normally should be /usr/local/etc/, but let assume /Data/etc/).
This to ...
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1
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125
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How to instruct systemd to use a specific unionfs for /home
Context:
Say I have two workplaces. Currently, I carry a laptop along, and have external HDs staying in these workplaces to hold backups. Now, I'm given the opportunity to have a desktop in both ...
- 1,523
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55
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How make multiple files available as one, akin to symlinking?
Is there a way to take a list of files and make them available under a single name (in a read-only fashion)?
Let's say I have:
f1.txt
f2.txt
f3.txt
And I would like to read sequentially through all ...
- 683
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917
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How to make multiple NFS host directories appear as one on NFS client?
I have 6 Ubuntu VM's on one network. Five of them has 2 TB disks attached. I have created NFS directories for those disks and share them on the last VM that acts as a client and a server. How I can ...
- 121
11
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1
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953
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Has anybody heard of (a trick to make) a local hard drive based cache of NFS? (primarily in FreeBSD)
Problem: NFS can be slow, when starting binaries (e.g. /usr/bin) over NFS, such as in a network booted system. RAM buffer cache might not be sufficient to avoid slowness.
Idea: it seems we should be ...
- 429
2
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398
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Using unionfs or similar as root file system in Linux?
After building Linux From Scratch several times I realized that package management is really a hard thing to do. After thinking for some time, I came across an idea. My idea is to install all packages ...
7
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1
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2k
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/etc/fstab - fuse-compatible alternative to nofail
I want to join several external usb-disks with mergerfs to one large data-storage. Because the disks might not be available at all times I added the nofail-option, to prevent errors during boot.
This ...
- 71
12
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1
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2k
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Stackable file system that works like a cache
I am looking for a stackable file system (Like UnionFS, aufs, and OverlayFS) that works similar to bcache or lvmcache but on file level - not on block level:
Reads will be done from top-layer. If the ...
- 37.5k
1
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1
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824
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Which (if any) union filesystems allow you to mount them without an underlying filesystem?
I am considering using a union filesystem, such as aufs, UnionFS or OverlayFS.
I have a 138GB of Android source, to which I want to make minor changes and keep them under version control.
My plan is ...
- 1,113
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Hard links with MergerFS
If someone uses the command "cp -alr" on a directory located in a non-path preserving merged pool will it always create a directory on the same disk with all of its contents as hard links?
For ...
- 117
1
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1
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1k
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Mount fuse.mergerfs in udev script
I use a udev rule to recognize when a specific USB stick is plugged. When it's plugged in, a bash script is started which mounts some devices. That works very well after I did some changes to the ...
- 243
1
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2
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1k
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Can aufs be used as fuse filesystem like unionfs-fuse?
I'm experimenting with different union/overlay filesystem types. I've found unionfs-fuse package in Ubuntu which allowed me to use unionfs mount command as non-root user. But it seems aufs, which is ...
- 133
1
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2
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2k
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How safe is it to use unionfs in FreeBSD?
From man mount_unionfs:
BUGS:
THIS FILE SYSTEM TYPE IS NOT YET FULLY SUPPORTED (READ: IT DOESN'T WORK)
AND USING IT MAY, IN FACT, DESTROY DATA ON YOUR SYSTEM. USE AT YOUR OWN
RISK. BEWARE OF DOG. ...
- 1,311
1
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1
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1k
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How to limit how much disk space a folder can use?
I have 2 hdd storage boxes I share with my linux server which has a SSD of ~500 GB.
I want to merge the 3 folders into one and I'm using unionfs for that. I need it to download data on it.
How can I ...
- 1,396
34
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2
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25k
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Unionfs vs Aufs vs Overlayfs vs mhddfs, which one do I use
I have randomly been reading about union file system which enables a user to mount multiple filesystems on top of one another simultaneously.
However, am finding trouble deciding on which one to use(...
- 475