/etc/fstab is the configuration file which contains the information about all available partitions and indicates how and where they are mounted.

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Can I configure my Linux system for more aggressive file system caching?

I am neither concerned about RAM usage (as I've got enough) nor about losing data in case of an accidental shut-down (as my power is backed, the system is reliable and the data are not critical). But ...
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1answer
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What is the difference between 'nobootwait' and 'nofail' in fstab?

In this question I asked what how to not make a media failure halt the system boot process. However, I got two suggestions for fstab options nobootwait nofail What is the difference between the ...
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Why does fstab use UUID instead of the actual file system name?

For example, this is the first line of my /etc/fstab: UUID=050e1e34-39e6-4072-a03e-ae0bf90ba13a / ext4 errors=remount-ro 0 1 And here's the output of df -h command (reporting free ...
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Can I include another file in fstab

Can I include another file in my fstab file? I.e. can I have fstab execute lines from another file at an arbitrary point, and then return to the main file when completed?
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How is /etc/fstab accessed before root is mounted?

I was making some changes to /etc/fstab, when this chicken and egg question occurred to me - if /etc/fstab contains the instructions for mounting the file systems, including the root partition, then ...
6
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920 views

Why was fsck priority introduced in /etc/fstab?

Inside the /etc/fstab file, in the sixth column, there is a number that corresponds to whether a filesystem should be scanned for errors. Possible values are: 0 - skip 1 - high priority 2 - low ...
6
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1answer
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HDD allocation fstab

In my PC running Ubuntu 12.04 LTS I have installed three SATA hard drives. Two of them are installed near a cooler. I want to physically switch two drives (one that is not near the fan should be moved ...
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How do I add an entry in /etc/fstab for a windows share?

I want to be able to mount our file server's file share (on a Mac OS X server, shared via AFP and Windows File Sharing) on my Ubuntu 10.10 linux laptop. I want to be able to mount it as my normal ...
6
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Difference between 'sync' and 'async' mount options

What is the difference between sync and async mount options from the end-user point of view? Is file system mounted with one of these options works faster than if mounted with another one? Which ...
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sshfs always asking for password in fstab?

I'm trying to enter an sshfs mount in /etc/fstab with the following line: sshfs#oli@192.168.0.2:/media/usb0 /media/ExtHD fuse defaults,nonempty,allow_other 0 0 So that this volume is mounted at ...
5
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2answers
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How to fix boot failure due to incorrect fstab?

It seems that I have added incorrect record to /etc/fstab: //servername/share /mnt/share cifs defaults,username=myuser 0 0 When I did mount -a, it asked user password to mount network ...
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Why rootfs is mounted multiple times?

Here you can see two devices are mounted as root: $ df Filesystem 1K-blocks Used Available Use% Mounted on rootfs ...
5
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1answer
912 views

Partition not mounting from fstab

I have mounted a partition and add it to fstab file and then rebooted but I see that the partition is not mounted although it was added to fstab. What is wrong, and how can I solve it? fstab line: ...
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Does initramfs use /etc/fstab?

The way I understand it, initramfs is responsible for loading the "real" root filesystem. Now, there are two places where we define that root. First we put an entry in /etc/fstab. Second, we put the ...
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mount ramfs as user

My fstab entry: none /home/jreinhart/ramdisk ramfs defaults,user 0 0 The directory before mounting: drwxrwxr-x 2 jreinhart jreinhart 4096 Oct 17 11:31 ramdisk The directory after ...
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1answer
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Do not halt the boot if an fstab mounting fails

I have this line in my fstab: sshfs#ecarroll@o99:/opt/dealermade/ftp/inc /opt/dealermade/ftp/inc fuse defaults,idmap=user,users 0 0 For whatever reason it didn't work -- that's fine. How do I make ...
5
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1answer
228 views

bind mount /var with fstab

I'm messing around with having both /home and /var on a seperate partition which will be mounted in /myhdd. Next, I use mount --bind to mount /var on /myhdd/var and /home on /myhdd/home. With this ...
5
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mount options for bindmount

Due to some complex requirements, I had to put the following two lines in /etc/fstab: /dev/xvdg1 /srv/storage ext4 $OPTIONS1 0 2 /srv/storage/dir /var/opt/dir none bind,$OPTIONS2 0 0 ...
5
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1answer
731 views

btrfs and the discard mount option on an ssd

I can't seem to find an answer to this so I thought I would ask here: In /etc/fstab and when using the mount command in ext4 you would add the option discard to activate TRIM on an SSD. Similarly ...
4
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What is the difference between a symlink and binding with fstab?

In Eric Hammond's article Running MySQL on Amazon EC2 with EBS he shows how to add a second drive (/vol/) and then progresses to move mysql's config and data there. /sdh gets mounted as /vol by ...
4
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1answer
884 views

can not create /dev/shm

I need to create /dev/shm on an embedded ARM system. From "Installed The Latest Changes to Current and......". I see that it can be created with mkdir /lib/udev/devices/shm, but I'm wondering what ...
4
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1answer
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Umount device after bind mounting directories: is it safe?

I have a home partition which is shared by mulitple distros on the same box. I'm using bind mounts from fstab. Each Linux install has something like this: UUID=[...] /mnt/data ext4 ...
4
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1answer
290 views

how to prevent reboot being stopped by nfsmount?

I can't imagine there isn't a simple strategy to solve this issue of stale nfs handles preventing a machine from shutting down normally, but I'm not sure what that would be. It's pretty annoying to ...
4
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2answers
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Mount a folder on a drive in fstab. Move?

I'd like to make a temporary change to my fstab file so that my /home is on another drive. However, I don't want the whole partition to be mounted, but just a folder ("home") on that partition. I'm OK ...
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fstab not mounting a disk on boot

I'm running Arch Linux on a Macbook. I want to automatically mount my Macintosh partition when booting Arch, so I added the following to /etc/fstab: /dev/sda2 /media/Machintosh hfsplus defaults 1 2 ...
4
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1answer
214 views

Advantages/disadvantages of increasing “commit” in fstab

I have done many obscure system optimizations in the past, but I got rid of most of them after powertop told me I should set my USB ports to autosuspend, which forced them to an eternal sleep, and ...
4
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1answer
106 views

Archlinux, move files to a different partition

During the installation I thought I had generated the correct fstab, but now, after cp complains that the filesystem is full, I discover that fstab is empty. I have this configuration: # lsblk NAME ...
4
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2answers
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UUID in /etc/mtab

In some versions of Ubuntu. Disks are mounted by UUID. in My machine, /proc/mounts /dev/disk/by-uuid/UUID / ext4 rw,relatime,errors=remount-ro,barrier=1,data=ordered 0 0 /etc/fstab UUID=U-U-I-D ...
4
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1answer
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Debian: Mounting NFS Volume at boot with fstab not working, How to change when this is attempted on boot

So there are a bunch of NICs and vlans on the server and after adding the last ones the auto mount of a network volume is not working. I can do it all right if i SSH in and use mount however it doesnt ...
4
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2answers
756 views

mounting local network folder in Ubuntu

I add a folder in /etc/fstab: //172.30.12.37/test/ /home/my/test cifs user=afs,pass=123456,auto,exec,umask=002,gid=1000,uid=1000,file_mode=0777,dir_mode=0777 0 0 Now test link can be seen in ...
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No access to symlink folder on NTFS partition

I am using an NTFS parition for storing data I like to access both from Ubuntu and Windows 7. On my Ubuntu HOME partition, I like to link the folder Assets in order to access it from an application ...
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understanding /dev/disk/by- folders

Question: What does /dev/disk/by-pathdescribe? And where is this documented? Going through the meaning of what is displayed in the folders /dev/disk/by- I've got that far, and I wonder is this ...
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Recommended fstab settings

I made a new partition for my home drive by following this guide I have no idea what the fstab setting it suggests mean: UUID=???????? /home ext3 nodev,nosuid 0 2 I ...
3
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5answers
933 views

How to align fstab entries easily

Editing /etc/fstab with my text editor makes all the spacing go out of alignment. I could go through the file and insert/delete spaces to line everything up, but I'm looking for a more automated ...
3
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1answer
826 views

ACL is NOT enabled but it's working [duplicate]

How this is possible? ACL is not enabled in /etc/fstab, and I can verify it via manually opening fstab or running sudo mount | grep -i acl. But getfacl & setfacl Commands would work without any ...
3
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2answers
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Error mounting drives

I am not able to mount the disk. It is showing error. Error mounting system-managed device /dev/sda3: Command-line `mount "/media/tusharmakkar08/Local"' exited with non-zero exit status 1: [mntent]: ...
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Linux Mint: drives' map changing at reboot brings fstab error

I've set up fstab to auto mount media drives on a Linux Mint machine. The OS is installed on a IDE/ATA Disk while 3 SATA disks hold data to share. The BIOS has the ATA disk as first boot device. All ...
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2answers
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How to automatically mount an USB device on plugin-time on an already running system?

I know how to use /etc/fstab to automatically mount devices on boot or when doing sudo mount -a, which works perfectly fine. For example, here is my current line for my device UUID=B864-497A ...
3
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2answers
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Make part of read-only filesystem writable

I have a filesystem on flash using jffs2. I would like to mount this filesystem read-only, except for a single folder that I would like to be writable. Is this possible without resorting to something ...
3
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3answers
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Why is the exec option not listed in /proc/mounts?

My understanding is /proc/mounts should list all mount options for a filesystem, including kernel defaults, so I was surprised to see that exec (among others) is not listed here? For example, my root ...
3
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1answer
889 views

How to enable user_xattr in Mint Cinnamon?

I just installed Netflix Desktop on my Cinnamon Mint, but I can't start it. When I run the program, I get the following message: It appears that you do not have extended file system attributes ...
3
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1answer
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USB hard drive won't remount after power outage

My home server has a USB hard drive plugged to it. Once in a while, the breakers jump or there are power outages. Since my server is a laptop, it keeps chugging along, but the rest of the hardware ...
3
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1answer
2k views

fstab does not mount cifs at startup

I'm using Cent OS 6.5. I have a cifs share which needs to be automatically mounted at the system reboot/startup. Following is the line from my /etc/fstab file : //192.168.1.2/files/ /users/ cifs ...
3
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1answer
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Is there any reason to move away from fstab on a systemd system?

I'm on an Arch Linux system, which means systemd. In systemd there are native unit files for mountpoints, with the extension .mount. I've always just used /etc/fstab, which never gave me problems ...
3
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1answer
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Bootup prompt for ecryptfs password

Is it possible to setup ecryptfs mounts to prompt for password upon bootup? Say for example /home and /var are ecryptfs folders that need to be mounted; how do I force a prompt upon bootup to ask for ...
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Option “user” work for mount, not for umount

I am experimenting mounting options for a program I am writing. I am running Linux Mageia 2. I added the following line to /etc/fstab /dev/sr0 /mem auto user,noauto, 0 0 and I removed all other ...
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1answer
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How to mount some folders on a different partition

I recently got an SSD for my computer. Therefore I reinstalled my system and mounted / on /dev/sda1 (which is a partition on the SSD). To protect the SSD, I managed to mount /tmp on the RAMdisk. ...
3
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1answer
503 views

Does the (source) device in a tmpfs type mount mean anything?

I just went into /etc/fstab (Linux) and changed my line for /tmp (on which a specific ext4 partition was previously mounted) to tmpfs. This was clearly a bit silly, but I wasn't thinking. Anyway, I ...
3
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1answer
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Luks Partition Mounting After Removing From fstab

I have 3 encrypted partitions, one for /, one for /home, and one for swap. It seemed silly to me to type in my password 3 times, so I replaced the swap partition with a swap file on the encrypted ...
3
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1answer
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External ext4 drive unmounted after some time (Raspbian)

I am using BitTorrent Sync on my Raspberry Pi (Raspbian) which syncs files on the external hard drive (ext4). I wrote a small script that spins down the drive after 5 minutes of inactivity. As soon as ...