The file system is the way an operating system organises its data on the storage (usually non-volatile, like an SD card) available to it.

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Just noticed device “binfmt_misc” listed in /bin/mount output, what is this?

On my Raspbian based Pi I just noticed the device binfmt_misc listed in the output of the mount command: binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,nosuid,nodev,noexec,relatime) ...
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109 views

EXT4 External HDD slow write speed

After seeing all the benefits of using EXT4 as the filesystem of choice for external drives, I opted for it, and connected an external HDD to my Raspberry Pi, running XBMC. I tend to get write ...
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2answers
49 views

Samba Server not running

I have installed XBMC on my Raspberry Pi (RaspBMC). I have an external HDD connected via USB to my raspberry Pi, which I would like all of my movie content on. Logging into the Raspberry Pi using an ...
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2answers
143 views

Is SD card corruption still an issue?

For a project I'm using a 16GB class 10 Sandisk micro SD card (in an Adafruit micro SD card adaptor). I've got a Model B Raspberry Pi that's not overclocked, nor has it ever been. Since I'm running it ...
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1answer
77 views

External exFat HDD as NAS, can't create rename/delete directories or files

I'm trying to use my Pi as a NAS (among other things), so I mounted an external HDD and set up samba to use it. However, it turns out now that when I connect from my mac I can't rename or delete files ...
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1answer
81 views

Raspberry pi expand file system on usb

Right now I'm using my Pi as a OwnCloud file server. I'm using a 16G usb stick as a boot disk because I wanted more speed and space. This have been working perfect until today, I now have a total of ...
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56 views

What is the devtmpfs filesystem and how to shrink it?

I run a very small Raspbian installation off a 1GB SD card. I discovered devtmpfs uses 20% of all space. Output of df -h: Filesystem Size Used Avail Use% Mounted on rootfs 788M 690M ...
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4answers
486 views

OS that would not corrupt SD card when abruptly shut down?

There are a bunch of operating systems available to download for the Raspberry Pi. I wonder if there is a OS that would not corrupt the file system/SD card when unplugged from power source without ...
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1answer
2k views

Disk Space & Expanding the SD Card Space for Raspberry PI running NOOBS/Raspbian

I just got a raspberry pi. It came with an 8GB SD card (actually an SD adapter + microsd card) with the RPi logo on it. The sd card came pre-installed with NOOBS so I just ran the default raspbian ...
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1answer
143 views

open a win32diskimager-imported file on Windows

I have a raspberry pi. I did a backup by importing an image with win32diskimager. Is there any way to open this imported image and explore the filesystem in it? I'm on Windows 8, but Windows can't ...
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1answer
241 views

fat32 vs ext2 USB-HDD filesystem efficiency

I am saving jpeg images to my USB-HDD with raspistill. It saves an image every 2 seconds and this uses up 1GB in 15 minutes with the fat32 filesystem. I was wondering if the filesystem was ext2, ...
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392 views

How to use JFFS2 or UBIFS to avoid data corruption and increase life of the SD card?

The Pi is using a EXT4 or EXT3 or FAT file systems which are not meant for low level flash devices. It might work very well on flash devices that uses internal (and hidden) wear leveling techniques ...
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1answer
66 views

Sequential file naming

I'm using a Raspberry Pi to collect data (from USB-serial converter) and I'd like the recording files to be numbered in ascending order, to make it easy to find out which one is the latest when ...
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2answers
253 views

Make a read-only OS image from working installation

I currently have a working Raspbian installation on my Raspberry Pi that I use to read my car's diagnostic info using OBD2 (by setting up a Wifi hotspot on boot and opening a socket relaying data to ...
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4answers
594 views

Is the Raspberry choice for SD Card a irresponsibly one, or there are optons to make it serious?

I ve seen many recipes for a longer lasting SD, but no one convinced me that this is not a tremendous flaw in the whole Raspberry concept. Targeted for students, packaged with N.O.O.B.S., etc, it ...
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2answers
2k views

How to access the RPi root ext4 file system by inserting SD card into a diferent computer

I've got my 4GB SD card full and Raspian won't complete the boot process. Is it possible to access the file system on a different computer (by plugging in the sd card) and editing/deleting files ...
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1answer
2k views

Raspbian stuck in read-only after reboot

I'm the new owner of a Raspberry Pi and I'm having trouble with my file-system getting stuck in read-only mode after rebooting the device. Here's the hardware I'm working with: Pi: model B PSU: ...
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3answers
633 views

Boot off Ext4 Memory Cards

I have been unable to find any info on the Internet and my Raspberry Pi is coming in the mail soon. So, I cannot answer this question myself. Will the Raspberry Pi boot Raspbian off of a Ext4 ...
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1k views

Rasberry Pi corrupts the SD Card often

I currently start using different Raspberry Pis to monitor my (wifi) network. (OS: Raspbian) Unfortunately one Pi often corrupts the SD Card and I definitely don't just plug off the power cable. It ...
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112 views

Files in /run/shm/ Survive Reboot

Files in /run/shm/ survived my last reboot. Granted, it wasn't a graceful shutdown, but I thought that directory existed in memory. In my case, I want to write to memory and not the SDHC card, ...
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2answers
6k views

recover files from broken sd card (no boot)

Is there any chance to recover some files that are on a SD card which doesn't boot anymore? Seems the last power-cut affected some files on the card and the Raspberry Pi is not able to boot anymore.
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2answers
1k views

Why does raspbian use ext4 for it's rootfs with journaling enabled?

ext4 with journaling is a robust file system that avoids corruption after power loss. However, this doesn't seem to work for Raspberry Pi's. I assume this is because memory cards (and/or our memory ...
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2answers
522 views

Auto-start X application from read-only file system

In order to protect the SD card in an application which may suffer a sudden loss of power I am attempting to mount the root in read-only mode. In the working (read-write) system our full-screen ...
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3answers
2k views

Setting up the Raspberry as a data logger

As the title states I'm working on a simple embedded application which reads some information from the serial port and logs it to file, in addition to displaying a bit of status on the display. I'm ...
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2answers
367 views

How do I power down my Pi if I'm ssh'ed in?

I want to power down my Pi, but I don't have console access... I'm just logged in via ssh. So I issue sudo shutdown now and it drops my connection almost instantly. How long should I wait to unplug ...
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125 views

samba server (smbd) causes “mount: / is busy”

I am developing an application on Raspberry Pi. I am using samba to share my RAMDISK over network. Here below you can see my fstab: proc /proc proc defaults 0 0 ...
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1answer
212 views

Could you write directly on an external hdd drive with owncloud reading the files?

I have a small owncloud server on Raspbian and owncloud stores all data on an external hdd drive wich is connected to the raspbeerry pi. Right now I would like to upload all my movies, music etc. to ...
3
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1answer
595 views

Boot from SD but use a thumb drive as RootFS

How would I make my RPi boot from the SD card, then immediately direct to my thumb drive (USB/Flash Disk) to run the Root FileSystem. I need to do this because I will be doing some quite heavy storage ...
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2answers
435 views

Create a Windows readable/writable FAT32 partition

I have Raspbian installed on my Pi. I want to create a FAT32 partition on the unallocated space on my SD card. I followed this guide to create a partition. The partition is readable/writable on ...
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2answers
204 views

Cannot Expand FileSystem

When I first install the Wheezy OS on a Kingston 8GB class 10 SD card, using Win32DiskImager, it works fine, but the second that I try to expand the FileSystem by bringing up the config screen (sudo ...
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1answer
2k views

Cannot mount hard drive - No /dev/sda

I'm trying to follow intructions found here (http://www.jeremymorgan.com/tutorials/raspberry-pi/how-to-raspberry-pi-file-server/) on how to set up a file server with the Raspberry pi, but cannot mount ...
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2answers
1k views

XBMC settings sync on Raspbmc

How can I sync the settings of XBMC on my Raspbmc with the XBMC which I've installed on a computer or Android phone, on the same LAN? Thanks
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1answer
662 views

Not completing boot. Failing to mount the local file system

On boot I'm getting to the line [OK] Setting kernel variables ... done A few lines before that there is a failure [....] Mounting local file system...[ 14.601764] mmc0: missed completion of cmd ...
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5answers
1k views

Strategies to deal with unpredictable power supply

I want to install a Pi in my car and use it to record GPS data. What strategies (in my program) can I follow to minimize problems due to power being interrupted when writing to the SD card? So far I ...
3
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1answer
714 views

“shutdown -r now” crashed after overclocking

How I hosed my ext4 file system in the first hour with Raspbian: I have always used shutdown -r now. I tried this after editing my overclocking parameters manually. I remember setting arm_freq to 900 ...
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4answers
15k views

Where is the script for raspi-config stored in the FS on Raspbian?

While the raspi-config script makes for convenient setup on first boot, one of the reasons I have a Raspberry Pi is to help me learn what goes on behind the menu on my computers. I would like to see ...
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2answers
3k views

What file system format should I use on flash memory?

This is for a data logger application running under latest Debian/Raspbian. The app will run long term and write about 1M of ASCII per day to a large flash drive (say, 32GB). There will be few ...
8
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1answer
6k views

How do I mount the .img files under Ubuntu?

I just downloaded the Debian and Arch Linux files and I would like to mount before I burn into the SD card. How can I mount the img? I tried to mount but I'm getting the following error: sudo mount ...
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1answer
2k views

fstab not mounting partitions automatically [closed]

When I create new partitions on the flash drive I'm finding that they are not being mounted at boot. Here is my fstab: devpts /dev/pts devpts defaults 0 0 shm ...
3
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1answer
539 views

Is BTRFS Supported on Arch Linux?

Does the Arch Linux image already support BTRFS or would i need to compile it into the kernel myself? If the latter is the case, a short guide on how one would do that would be great.