The system utility fsck (from "file system check" or "file system consistency check") is a tool used to check the consistency of a file system in Unix and clones.

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Linux, corrupted file, ran fsck, file still corrupted

Here's my situation: I have a server running Ubuntu Server 9.04 I copied a file on the server and was able to access the file from a Windows client computer without any problem. Then recently I ...
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After power failure SSD behaves strangely

SSD contains 2 partitions. I can't mount root partition(ext3) and can mount home(ext4), but I can't fsck any of them, I get same "fsck.ext(3,4) Input/output error" for each. I'm sure there was minor ...
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fsck -y breaks system

I have a Red Hat development box and I recently had an outage where the SAN disk was unavailable and and some applications were not running right so I ran fsck -y to check if the file system was ok, ...
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btrfs check: “Couldn't open file system”

When I run btrfs check /dev/sda1, it returns "Couldn't open file system," whether /dev/sda1 is mounted or not. Why? (cf. this)
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Forcing a verbose fsck on reboot (Ubuntu)

I'd like to force a verbose fsck on reboot of my Ubuntu linux server, I can get fsck to run on reboot by creating a file /forcefsck in my root dir ... Additionally, by adding a y into the contents of ...
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Running fsck from cygwin shell?

I need to be able to check / fix file system errors on SD cards from a win7 box. I had hoped to use e2fsck from cygwin but am having some issues getting this to work. (SD cards are used to boot ...
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Reuse broken disk

My Western-Digital hard drive (WDC WD3200BEVT-80A0RT1) got broken yesterday. I don't care about the data on it, but I want to reuse this disk. As long as I do not have Windows installation DVD anymore ...
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Disable automatic fsck_exfat on dirty volume mount in Mac OSX

I've several large hard disks formatted in exFAT to keep clean compatibility between Win7/Bootcamp and Snow Leopard. Here's the problem: fsck_exfat needs something like 6-8gb of RAM to complete on a ...
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fsck scheduled for reboot - ignored?

Recently my server had a power failure which obviously led to hard drive corruption: sudo fsck -n fsck from util-linux 2.20.1 e2fsck 1.42.9 (4-Feb-2014) Warnung! /dev/mapper/pdc_gahfdjcb2 ist ...
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Ext3-formated hard drive is corrupted

I have two hard drives put together to one logical volume. Both hard drives are ext3 formated I'm running rasbian For a few days now mounting the LV failes. I receive the following error message when ...
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What's the purpose of the Linux filesystem checkers' “interactive mode”?

Linux's fsck disk-repair tool often runs in an "interactive mode" by default. This means that, if it finds problems, it may ask me questions. But these questions tend to assume that I am a filesystem ...
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Frequent Mac lockups due to fsck_hfs

My Macbook Pro (10.6.8) locks up every day at noon for several minutes (and often after sleep). I put 'Activity Monitor' up front right before noon sorted by %CPU, and saw that it ran 'fsck_hfs'. ...
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Can you run “fsck.ext2 -fycc /dev/mapper/truecrypt1” on an unmounted Truecrypt device?

Can you run "fsck.ext2 -fycc /dev/mapper/truecrypt1" on an unmounted Truecrypt device? The "extra c" in the -fycc causes it to do a supposedly "non destructive" read-write (Similar to what ...
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fsck did not recover all files - anything else to try or fresh install?

yesterday a server of mine (debian) went into read-only mode because of problems with the main device (ext3). I contacted the hosting support and the guy told me to boot into rescue and do a fsck on ...
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132 views

Unable to boot Ubuntu

I used a live CD to install Ubuntu 10.10 on my HP Netbook (Mini Atom 1GHz CPU). I booted it up and then upgraded it to 11.04 Natty Narwhal. From the below I assume it got hacked, so how do I securely ...
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Raspberry Pi crashed - sdcard corrupt - how to recover data?

I have a Raspberry Pi 2B, with a 16GB micro SD Card. Last week it crashed and it turns out the sd card is corrupt. The system won't start anymore. It has two partitions. Boot is 64MB and the second ...
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What is the `fsck.ext4 -i` file format?

I have a usb hard-drive that I just reformated as ext4, but which will fail in r/w mounting after a few seconds, remounting in read only. dmseg and /var/log/syslog help me as they provide information ...
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168 views

Ubuntu doesn't boot after fsck on /

I had this problem with Ubuntu when it boots: http://askubuntu.com/questions/392720/the-disk-drive-for-tmp-is-not-ready-yet-s-to-skip-mount-or-m-for-manual-recove The problem appeared from nothing, ...
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Corrupt disk after fsck for ntfs

A while ago, I found out that I could not use my 2TB type 07 (NTFS) USB disk when connected to a computer with a Windows boot. Disk had only one partition. However, I could mount and use it under ...
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567 views

RPi kernel panic with Raspbian

Some background: my RPi has been randomly shutting down since pretty much ever, I just reboot it (unplug / wait 1-2 minutes / plug) and it usually works again. I've never been able to trace the ...
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100 views

setting system time at startup from ext4 filesystem

I have a pc with no battery backup and using ubuntu 12.04 with ext4 it will constantly ask me to handle the situation by saying that my superblocks last write is in the future. So I wonder - can I ...
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Fsck says read block too short

Yesterday I left my Ubuntu laptop alone for a bit, and the power cable got knocked out, so the computer got shut down. Upon starting it up, it insisted on running fsck, which failed, asking me to run ...
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Ubuntu 64-bit server - Hanging at fsck after adding PCI wireless card

The most random problem has raised its head; and left me a bit baffled. I have a Gigabyte GA-H55M motherboard; configured to run a SW RAID5 array, and utilising Ubuntu Server 64-bit system. I have ...