Questions tagged [unionfs]

allows files and directories of separate file systems to be transparently overlaid and forming a single coherent file system

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How to use Mergerfs to have multiple disks for /home

My growing number of users and their growing projects is pushing towards the limit. Disk usage is touching 100% already for /home. I need to have a secondary HDD (/dev/sdb1), move some users to that ...
TarekEldeeb's user avatar
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1 answer
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I want to know how to format and mount a drive with UnionFS

I'm having trouble figuring out how to partition and mount my drive using UnionFs as my filesystem. I think I'm missing something basic but can't make sense of it. I see some posts stating they are ...
DCcrypto's user avatar
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What does Ubuntu Live CD use to merge multiple *.squashfs files, from the casper directory, to single unified filesystem, UnionFS or AUFS? Or else?

Answer to this would really help me out with the master thesis. I created custom Ubuntu 18.04 Live CD .iso image that comes preinstalled with certain packages (NodeJS, Chrome, Java, MongoDB). However ...
Dajan Bračković's user avatar
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2 answers
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How to unmount unionfs-fuse filesystem

I have mounted a directory with the following command sudo unionfs -o cow,max_files=32768 -o allow_other,use_ino,suid,dev,nonempty stuff-linux64=RW stuff How do I change stuff-linux64 from RW to RO ...
sk8nfool's user avatar
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SSD as /tmp partition

I have a Ubuntu 14.04 server which has one drive where rootfs is mounted. I just added an SSD disk which I have mounted at /ssd Now I want my /tmp & /var/tmp to use this fast drive to speed up ...
Anil Garg's user avatar
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Make Ubuntu 16.04 "live" (read-only with read/write layer)

I want to set up Ubuntu 16.04 like a live CD. This worked great in Ubuntu 12.04 but with 16.04 there are problems. Services are crashing, CRON doesn't work, X doesn't work, I can't even login to the ...
Michael's user avatar
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AUFS shared over SMB and NFS

I am using ubuntu server 12.04 as a file server with 3 disks, two contain files and one contains parity of the others, using snapraid. I have been able to share one disk as both SMB and NFS, but now I ...
VortexDK's user avatar
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How do I automount a unionfs-fuse filesystem?

I can run the shell command: unionfs-fuse /changedata=RW:/immutedata=RO -o cow /data This mounts the filesystem exactly how I want to. Now I need to incorporate it into the automounter so that it's ...
Árni St. Steinunnarson's user avatar
1 vote
1 answer
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How should I use Unionfs or similar in a computer lab to "freeze" /home?

Lab computers need to be "frozen." We'll be switching our XP lab of about 30 computers over to something else this winter, and I'm making a couple of proposals, one of which is LTSP, and another is an ...
Bo Dang Ren's user avatar
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How do I create an overlayfs on NFS on a diskless device?

Looking for example/howto/etc of howto create an overlayfs for my diskless computers. I have multiple diskless computers that have root on nfs configured. I would like to use an overlay for files ...
Mike's user avatar
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Overlayfs reload with multiple layers (migration away from aufs)

I've come across one of those aufs to overlayfs migration headaches. With aufs you could specify multiple RO-layers and updating some files in them was refreshed with remount. fstab with aufs: aufs ...
Manwe's user avatar
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How will union mounts be possible in 12.04?

I noticed today that Ubuntu 12.04 will not include aufs. What, if anything, will be available to facilitate the creation of union mounts?
ændrük's user avatar
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aufs Root File System On Usb Flash

I configured aufs as a Root File System On Usb Flash Drive by this article. So the first brunch is real root FS and it is read-only. The second brunch FS is in memory and it is read-write capable. ...
BBK's user avatar
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Compressing part of filesystem a second time

I have a laptop running Ubuntu 11.10. I've replaced the HDD with a 120GB SSD, and to save some precious disk space I utilized one of Steve Hanov's tips for optimizing Ubuntu to run on a USB key or SD ...
Tomas Aschan's user avatar
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3 votes
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"Unknown filesystem unionfs" although all packages and modules are installed

I'm trying to mount a unionfs file system in fstab (as one of the steps in this guide), with the following line: unionfs /usr unionfs nodev,noatime,dirs=/.filesystems/usr/overlay=ro:/usr=rw 0 0 I've ...
Tomas Aschan's user avatar
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