fsck - check and optionally repair a file system.

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15 views

Stopping e2fsck early

I had some drive errors so I ran e2fsck -cckty to find bad blocks on a 2TB drive. It found some bad blocks at the beginning, but hasn't found any in a day and a half. e2fsck has been running for 40 ...
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1answer
30 views

Adding badblocks on mounted partition

I tried to move some files to my NAS (ShareCenter DNS-320), but something shows up, when using file managers: Input/Output error or when using rsync on mounted cifs/smb share rsync: close failed ...
2
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1answer
53 views

How to force fsck at every boot - all (relevant) filesystems?

I'm working with a fanless PC (hundreds of them, in fact) that has debian 6 and 3 partitions( FAT and 2x ext2). The system doesn't have a power button as such so most people tend to yank the plug to ...
2
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1answer
58 views

Check `fsck` automatically

I need to run fsck so that it automatically fixes problems (i.e., fsck -y). And because I am using "systemd" instead of "init" in the linux system, I cannot modify the /etc/default/rcS. So what ...
1
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1answer
48 views

Problems mounting a disk

I have a disk that has failed to mount on start up. I have commented out the line in fstab to try to diagnose the issue: # /dev/sdc /media/bigdrive ext4 auto,exec,rw,user,async 0 0 Then rebooted. I ...
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4answers
33 views

targeting a specific block with e2fsck to shorten wait

Recently had a LVM'd CentOS 6.5 install get accidentally cold-shutdown. On bootup, it says that the home partition need fscking: /dev/mapper/vg_myserver-lv_home: Block bitmap for group 3072 is not ...
3
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2answers
395 views

Fix EXT4-fs bad geometry (block count exceeds size of device)

I have a micro SD card which has a FAT32 partition and an EXT4 partition. The EXT4 partition will no longer mount. dmesg shows the following error: EXT4-fs (sdb2): bad geometry: block count ...
3
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1answer
200 views

Short read while trying to open partition

On my personal home computer running Kubuntu Linux 13.04 I'm having trouble mounting a partition that is very dear to me. My backup policy is to perform a backup about monthly, so I do have a backup ...
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0answers
52 views

e2fsck -y /dev/sda changed my 6TB disk into 1.8TB

After problems with mount I run e2fsck -y -b BLOCK /dev/sda and it was running for 3 days on 6TB raid 0, when it completed this was the output: /dev/sda: ***** FILE SYSTEM WAS MODIFIED ***** ...
2
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2answers
38 views

fcsk died with status code 4

During boot my laptop says: fsck died with status code 4 The man page tells me: The exit code returned by fsck is the sum of the following conditions: [..] 4 - File system errors ...
2
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1answer
148 views

Temporary files problem

Recently my server started to behave weird and I have two issues which I believe to be related. In Vi : When I try to save a file I get : E509: Cannot create backup file and I need to save ...
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1answer
314 views

Force fsck check after reboot with single command

I'm looking for systemd's equivalent to the shutdown -F command. I know that I can force fsck by adding fsck.mode=force to kernel options or tweak mount count for disks. I have tried touch /forcefsck ...
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0answers
26 views

Superblock for /dev/sdb1 is wrong size: won't boot

I installed Red Hat as a VM and while it shows files for /dev/sda1 there are no files for /dev/sdb1. When booting I enter a recovery login and a statement that "the /dev/sdb1 Superblock can not be ...
0
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0answers
84 views

What's the problem with fsck.ext3?

It seems there is some problem with my HDD in my satellite box. The box records to and plays video from the HDD, but occasionally it hangs (it was stable before). It's Linux version ...
2
votes
2answers
497 views

After crash, e2fsck fails with weirdly high block numbers/sizes

After a breaker trip a Raspberry Pi of mine started to halt boot with kernel panic (same message as here). This is a Raspberry Pi running Raspbian, so it runs from a SD card, from a main ext4 ...
2
votes
1answer
155 views

I/O errors on Linux LVM

I have a CentOS 6 box with LVM setup and one of the PVs is a USB disk (I know). One of them is getting the error: Oct 30 10:57:07 alpha01 kernel: lost page write due to I/O error on dm-3 Oct 30 ...
1
vote
1answer
119 views

fsck ext4 on ssd: max mountcount and checkinterval

I'm using an ssd as the only drive in my laptop (Debian stable). It seems that SuSE sets mountcount to -1, disabling fsck at boot. The thread linked says that ext4 needn't be fsck'd anyway. Is that ...
2
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3answers
344 views

Safe to disable boot fsck on read-only ext3 file system?

I have a large, frequently read, ext3 file system mounted read-only on a system that is generally always hard power cycled about 2-3 times per day. Because the device is usually powered off by ...
1
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2answers
180 views

Is fsck -N mounted file system dangerous

I've read to never run fsck when the file system is mounted. What about running fsck -N to only identify but not repair the file system when mounted? Is that dangerous? Is fsck -N known to overload a ...
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3answers
201 views

fsck -cc /dev/sdb1 gives this result. Is everything okay?

root@host [/]# fsck -cc /dev/sdb1 fsck from util-linux-ng 2.17.2 e2fsck 1.41.12 (17-May-2010) Checking for bad blocks (non-destructive read-write test) Testing with random pattern: done /dev/sdb1: ...
0
votes
1answer
56 views

Drive keeps rebooting and wait for manual fsck [closed]

This is what my datacenter says I've connected monitor to your server and it looks like it was rebooting and is waiting for manual fschk again. Have you rebooted your server? Then fdcservers ...
1
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1answer
668 views

What's the difference between e2fsck and fsck and which one I should use?

I got this error message when running dmesg EXT3-fs (sdd1): using internal journal EXT3-fs (sdd1): mounted filesystem with ordered data mode EXT4-fs (sda1): warning: mounting fs with errors, running ...
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4answers
3k views

What does “mounting fs with errors” mean in dmesg and what to do after that?

I run dmesg and this is what I see: EXT4-fs (sda1): warning: mounting fs with errors, running e2fsck is recommended EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: Here is the ...
2
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0answers
76 views

Problems with USB goflex 2 TB

I am using CentOS 5.5 and have been using cpio to write backups to a 2 TB GoFlex USB drive. This drive worked great for over a year, but am now running into a problem and not sure what to do. When ...
4
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3answers
254 views

Can one scan with fsck a read-only partition?

I have a file system that has some "unlinked inodes" and for this reason it was mounted as read-only. As I understood, to get this device into rw-mode, I need to perform partition check with fsck. All ...
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1answer
1k views

Extremely long time for an ext4 fsck

The problem that I am having is the extremely long time that fsck is taking. I have thoroughly made searches on Google, but I could not find anything that would resolve the problem. The command that ...
0
votes
1answer
92 views

Safest way to run ext4 fsck on external drive

I have an external drive formatted in ext4 that throws this error message when is plugged in EXT4-fs (sdd2): error count: 8 initial error at 1366215273 last error at 1366215527,it generally works just ...
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2answers
334 views

If “fsck -n /PATH” says errors, then it's 100% true that the FS has errors?

HOSTNAME:~ # fsck -n /FSMOUNTPOINT fsck 1.38 (30-Jun-2005) e2fsck 1.38 (30-Jun-2005) Warning! /dev/vgname/lvname is mounted. Warning: skipping journal recovery because doing a read-only filesystem ...
3
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0answers
237 views

Confusion with how to restore corrupt ext3 files if power outage occurs during a file write

I am running a small embedded system. Because the system will never be gracefully shutdown and will just have the power cable unplugged, I am running an initramfs but mounting an ext3 partition on a ...
0
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3answers
533 views

Automatically run kpartx during boot

I'm running Debian Wheezy on an SSD, and in addition I have two 500GB hard disks in Intel software RAID 0 (fakeraid). Both the SSD and the RAID array have GPT partition layouts. I have set up my fstab ...
2
votes
1answer
206 views

Why was -F removed from /sbin/shutdown?

I used to be able to run /sbin/shutdown -r -F now but in recent Ubuntu and Fedora releases there is no -F option and if I want to force an fsck I need to do touch /forcefsck; /sbin/shutdown -r now. ...
0
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1answer
220 views

Fedora 17-15 old lvm partition reporting incorrect size

After years i decided to upgrade from Fedora 15 to 18, but as per the guidelines only 2 versions can be jumped, so i decided to settle with Fedora 17 and ran preupgrade , all was going fine, till ...
2
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1answer
68 views

Can e2fsck be suspended?

I have a large hard disk partition. I would like to launch e2fsck on it so that i shall suspend its progress, be able to reboot and resume e2fsck from where it was suspended.
1
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1answer
367 views

File access after fsck very slow for first-time access?

My drive started to show up errors, I unmounted it and ran fsck on it. It's a 2TB drive installed on Debian Squeeze, using ext3. The fsck too about 17 hours. I found some, luckily mostly unimportant, ...
0
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1answer
262 views

Recover ext3 files from hard disk with bad sector [duplicate]

Possible Duplicate: Recover formatted ext3 partition I have a folder of about 5GB that suddenly disappeared. When I checked its hard disk, I found out it has bad sector for about 2-3MB on ...
1
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1answer
204 views

iostat report huge writes to drives that's not even mounted

root@host [~]# fsck /home2 fsck from util-linux-ng 2.17.2 e2fsck 1.41.12 (17-May-2010) /dev/sdb1: clean, 6018617/91578368 files, 54524459/366284000 blocks root@host [~]# fsck /home4 fsck from ...
2
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1answer
267 views

IO Error on RAID5 member. What to do about bad blocks?

I recently got an IO Error on one of my RAID5 members; on a 3 disk fakeRAID array. I didn't notice at the time - there was only a message in /var/log/kern.log - so I had continued running the machine ...
2
votes
1answer
392 views

Error mounting drive with fstab

I have an small server in my house with an external usb 2TB hard drive: /dev/sdb1: LABEL="Data" UUID="eedc3098-221d-4800-b8b4-efa4fef23f5f" TYPE="ext4" I have the next line in /etc/fstab: ...
2
votes
2answers
139 views

Can I make low-level changes on a root fs mounted RO?

Related to this question: having a root file system that had to be mounted read-only (say it's completely broken), can I reformat the partition or dd a older backup image on top of it (and then ...
2
votes
1answer
579 views

Where is fsck startet for the root filesystem at boot?

I want to extend an existing Debian 6.0 system so that it is able to automatically fix a corrupt root file system by restoring a separate image. That process should start automatically instead of the ...
2
votes
1answer
317 views

Slow boot, how to program fsck to run like a cron job?

Sometimes my web server crashes, and it may take hours to boot. I've been told fsck might be the culprit, because it can only be run during boot, only runs after X days and Y mounts, and if the server ...
2
votes
0answers
458 views

Bad superblock after server crash

My server (CentOS 6) crashed, and it now kernel panics on boot. It's currently using a mdadm RAID1 array with two 1TB drives. vg_server2422-LogVol01 is / vg_server2422-LogVol00 is Swap ...
2
votes
1answer
1k views

How to automatically force fsck disks after crash in `systemd`?

Sorry for bad english. How to set systemd for automatically force fsck disks after crash (hard poweroff)? When I used sysvinit (in Arch Linux) as /sbin/init I used the hack: in the rc.local I create ...
1
vote
2answers
386 views

Why does e2fsck fail during boot, but not later?

When booting my Debian server, I'm presented with the following error concerning my external hard drive: /dev/disk/by-label/elements: The superblock could not be read or does not describe a correct ...
1
vote
1answer
2k views

Should I run fsck on boot for an amazon ec2 image?

I have an Ubuntu micro instance running on amazon EC2. Recently after logging in I was alerted: *** /dev/xvda1 will be checked for errors at next reboot *** I've rebooted a couple times using init ...
5
votes
2answers
961 views

Importance of fsck at boot with Journalled filesystems?

I noticed that XFS does not implement a fsck at system boot and one of the reasons touted in that journaling file-systems help ensure the file-system is in a consistent state after an unclean ...
5
votes
2answers
719 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 ...
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0answers
353 views

Resolving unmet installation dependencies; file system problems

Somehow part of my ext3 file system got corrupted and large portions of my python installation got all sorts of messed up. The only thing I could notice immediately was Python raising a missing module ...
0
votes
1answer
1k views

What is in fsck section in fstab?

I have a basic understanding of fsck utility but what does "fsck" section in /etc/fstab denote? It has values 0, 1, 2 what are these values? Googling says 0- it wont be checked 1- will ...
3
votes
1answer
4k views

How do I fix btrfs? [closed]

I've trawled mailing lists and finally finished up on Ubuntu's btrfs page, and am left feeling that btrfs still does not have a full fixing utility (as indicated on their home page). Even though ...