0
votes
0answers
25 views

impossible to make fsck

I'm trying to make a fsck to a pendrive and it says me: e2fsck 1.42.8 (20-Jun-2013) Pass 1: Checking inodes, blocks, and sizes Error reading block 40402759450689 (Invalid argument). Ignore error? ...
2
votes
1answer
111 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
vote
4answers
50 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 ...
2
votes
1answer
287 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
2answers
395 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 ...
2
votes
0answers
85 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 ...
2
votes
2answers
149 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
729 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 ...
5
votes
2answers
851 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 ...
10
votes
1answer
4k views

What does fsck -p (preen) do on ext4?

I was reading a blog post about filesystem repair and the author posted a good question… fsck -p is supposed to fix minor errors automatically without human intervention. But what exactly will it fix ...
1
vote
2answers
893 views

How can I fix linux disk without unmount it?

I had large file 200GB in my ext2 disk, then I deleted it(three are no files in Trash). And I haven't gained any free space. I don't want to use fsck as it requres me to unmount disk. I were windows ...
5
votes
1answer
1k views

How to view bad blocks on mounted ext3 filesystem?

I've ran fsck -c on the (unmounted) partition in question a while ago. The process was unattended and results were not stored anywhere (except badblock inode). Now I'd like to get badblock ...
3
votes
2answers
543 views

How to test file system correction done by fsck

How to make sure that fsck is correcting corruptions while keeping the integrity of file system? Suppose clients are writing lots of files through NFS to server, and there happens something that ...