ext3 is the default file system for many Linux distributions.

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18
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3answers
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How do you get e2fsck to show progress information?

I'm running e2fsk on a very large (1TB+) ext3 disk with e2fsck -v /dev/sda1 from RIPLinux booted with PXE. I get e2fsck 1.41.6 (30-May-2009) /dev/sda1 contains a file system with errors, check ...
2
votes
2answers
794 views

Trying to grok Linux quotas, where is the data stored?

So all the tutorials and documentation for the Linux quota system has left me confused. For each filesystem with quotas enabled/on where is the actual quota information stored? Is it filesystem ...
7
votes
1answer
2k views

Best practices for choosing fs block size on ext3/4?

I never really pay block size much attention but obviously there can be benefits to choosing something other than the default. I am looking for a good "best practices" paper on choosing block size. ...
3
votes
2answers
1k views

What are the merits of ext3 over ext4?

Specifically want to use the storage for music/video files but with a smattering of usual doc/xls/etc) - wondering if there is a concrete reason to go for one over the other. Thanks
1
vote
3answers
286 views

ext3 slowing down on writes on linux 2.6.18

i'm running into a problem where writing to a file will cause a 5 to 15 second pause, this occurs only on writes. So far i have remounted the filesystem with data=writeback as an option, and set ...
0
votes
2answers
2k views

Debian - resize root ext3 partition on remote system

Hello I want to resize (shrink) root ext3 fs partition of remote Debian 5.0 system. There is no LVM. Is it possible without using a livecd? E.g. via custom initrd.img. And second problem - Can I ...
3
votes
1answer
194 views

Accidentally overwrote first 400MB of hard drive with ext3 partition - possible to rescue?

Accidentally wrote /dev/zero to the first 371MB of a 500GB disk. Is it possible to rebuild the partition table and/or recover what data hasn't been overwritten?
2
votes
1answer
895 views

maildir in Windows for IMAP

I'm interested in accessing my IMAP accounts offline. I found that maildirs are a simple way to make it work. I found that [offlineimap] takes care of almost everything in making the IMAP->maildir ...
4
votes
1answer
1k views

Folder size is greater than 4K on ext3

Lets say we have a default formatted ext3 filesystem, I run under the assumption that folders take 4K of space on the disk. But, what does it mean when a folder is bigger than 4K? Here is a pic of ...
0
votes
2answers
175 views

EXT3: What disk checks should be run after a hard reboot or power failure?

In the event that a hard reboot is performed or a system loses power without a proper shutdown, what checks should be run to verify file-system/data integrity on ext3 partitions? I've heard of fsck, ...
1
vote
2answers
830 views

How can I minimise the size of an ext3 partition (and its LVM logical volume)?

I am using LVM on Ubuntu 9.10 (Karmic). I have a single LVM physical volume (and a single volume group). I have an ext3 filesystem inside an LVM logical volume which I no longer use, but for the time ...
1
vote
2answers
809 views

how to mount an ext3 filesystem with a smaller blocksize then device blocksize?

I had an ext3 filesystem on my hard disk at /dev/hdc2 with a small 1024 byte blocksize. Now I recorded the whole filesystem on a DVD like this: dd if=/dev/hdc2 of=/tmp/image.img wodim -dev=/dev/scd0 ...
0
votes
1answer
497 views

Creating a filesystem bigger than 8 TB in RHEL 4

I'm trying to create a couple of 10 TB filesystems on a RHEL 4.8 file server. ext3 theoretically supports up to 16 TB, but I know there are some gotchas above 8 TB. All the docs I've seen suggest that ...
1
vote
1answer
1k views

Debian Lenny - SAN - LVM Fail

I've got a Lenny server that has got a SAN connection configured as the only PV for a VG named 'datavg'. Yesterday, I've updated the box with Debian patches and gave it a reboot. After the reboot, ...
0
votes
2answers
142 views

Data Recovery from external drive that used to be ext3 but then was formatted

Someone brought me an external hard drive that used to have ext3 partitions. He said that he was trying to install fedora core 10 on his machine, and left the external drive with his backups plugged ...
4
votes
3answers
6k views

How to fsck.ext3 a TrueCrypt Volume?

I have a truecrypt file that contains an ext3 file system. Not sure exactly how to word this, but is there a way I can mount the truecrypt volume without actually mounting the filesystem within it so ...
1
vote
1answer
3k views

Filesystem has unsupported features: older fsck.ext3 vs newer mkfs.ext3

For an embedded system I create a filesystem with mkfs.ext3 on a desktop computer. Currently I'm evaluating newer distros for the desktop while the embedded stays the same. When checking the filsystem ...
7
votes
2answers
11k views

How to tell the language encoding of a filename on Linux?

I have a directory with ~10,000 image files from an external source. Many of the filenames contain spaces and punctuation marks that are not DB friendly or Web friendly. I also want to append a SKU ...
3
votes
2answers
3k views

Mount an ext3 partition with a 16k blocksize?

We are attempting to recover data from a drive which was formated by Netgear ReadyNas Duo. We have dropped it in a linux box and discovered that it is formated as ext3 with a 16k block size. Mounting ...
3
votes
3answers
1k views

ext3 format options

I'm creating a ext3 filesystem on top of a software raid5 (md) and I'm wondering what are the best parameters when creating the filesystem (with mkfs.ext3) and while mounting. RAID5 chunk size is ...
2
votes
2answers
1k views

Change EXT3 stride and stripe-width settings post-install on CentOS 5.3

Is there a way to change the stride and stripe-width options on an ext3 file system under CentOS/RHEL 5.3? There's no way to specify it via anaconda during installation that I saw, and while I see ...
3
votes
2answers
141 views

/var a file and not a folder

On a CentOS 5.3 server the /var folder has changed to a file. Appears to be FS corruption. Rest of the FS looks OK. Anyone know a quick way to fix this? fsck.ext3 reports the fs as clean even using a ...
2
votes
2answers
3k views

Why should I switch to ext4 when upgrading to Ubuntu 9.10?

I'm going to upgrade from Ubuntu 9.04 to Ubuntu 9.10 in a near future and wanted to know if I should migrate my existing ext3 partitions to ext4 during the process and, if yes, why?
2
votes
1answer
385 views

Xen virtual host is probably FSCKing - how do I verify?

I have a Xen virtual machine that has been running for over a year under a decent load. I restarted it this morning, and it's been several hours booting. I think it's FSCKing itself. xm list shows ...
0
votes
2answers
781 views

VMWare with physical partions in a dynamic disk?

Background: Host OS is Windows Vista. Guest OS is Ubuntu VMWare can give direct access to a guest OS to a physical disk partition, so say my disk has two partitions, the first is NTFS and has windows ...
0
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1answer
3k views

Format ext3 disk space from Windows 7

Is it possible to format an ext3 disk space (on an extended partition) from Windows 7? Any utility available to do that? cheers
3
votes
4answers
625 views

Why is reiserfs marginalized?

I've seen lots of comments suggesting that EXT3 is safer & better than reiserfs. I've been using this FS for about 4 years now and never ever had problems. Before this I used ext2 and then ext3. ...
2
votes
2answers
414 views

ext3 file system failures after RAM upgrade

I have just added 2GB of RAM into my laptop and started getting problems with ext3 file system. I have tested the actual memory modules with MemTest86+, and they were fine. This issue also happens ...
0
votes
2answers
180 views

Mount shows as swap instead of ext3

Easy all, I have a hard drive with 4 partitions setup. boot/swap/root/home I recently installed windows onto the / partition as i needed it, and now that i'm switching back to linux it's showing ...
2
votes
1answer
1k views

dirtied inode

I am investigating a very strange io issue. I have vm.block_dump enabled and I am seeing allot of messages in this form: process(29177): dirtied inode 42254471 (filename) on 0:14 What does dirtied ...
2
votes
1answer
450 views

how to tell if a directory on ext3 is indexed already?

It's often recommended to enable dir_index option on ext3 filesystems e.g. with sudo tune2fs -O dir_index /dev/dm-1 However, existing directories on that filesystem are not converted to indexed ...
2
votes
6answers
484 views

Linux Filesystem

recently we have a failure in our storage, we need to fsck. The storage is about 1.2 Tera, and it took us more than 5 hours. Is there an alternative solution for the ext3 filesystem, or one that is ...
2
votes
1answer
1k views

Optimal Directory Depth vs Number of Files in a Directory for ext3?

To access files on ext3, and (if dir_index is not being used) what is the optimal directory depth vs the number of files per directory? Does file size effect this? The total number of files might be ...
5
votes
2answers
3k views

How do I mount ext2 or ext3 filesystems on OSX?

I would like to mount an ext2/3 filesystem on a mac running 10.5.
1
vote
2answers
744 views

Can I mount an ext3 filesystem on linux so files on the mount are owned by a userid?

I'd like to mount an ext3 filesystem via /etc/fstab so that the files in the mount are owned by a particular user. Is this possible ? I've looked at man mount but couldn't find an option to do this. ...
2
votes
3answers
4k views

How do I restore a partimage image to a smaller drive?

Without thinking, I made a partimage image of a ~1TB ext3 partition, which only actually contained about 2GB of data, so gzipped down to that size. I then wiped it and used it for something else. I'd ...
2
votes
3answers
4k views

NFS write performance

We have three VMware ESXi 4 hosts serving VM's from an OpenFiler NFS share. Every host has a direct gigabit connection to the NAS. Although read performance has been great, writing files inside the VM ...
1
vote
1answer
656 views

Mimic NTFS “Modify” Permissions on an ext3 acl enabled filesystem in linux?

I am migrating our file share from Windows Server to Samba on Linux, and the only hurdle I have at the moment is the acl's. Currently we have a number of directories that use the "Modify" permission ...
14
votes
11answers
15k views

Filesystem large number of files in a single directory

OK, not so large but I need to use something where around 60,000 files with average size of 30kb are stored in a single directory (this is a requirement so can't simply break into sub-directories with ...
1
vote
1answer
354 views

Will expanding an EBS ext3 file system cause corruption?

We're using ext3 right now for our EBS file systems and I was wondering if there would be any problems with the following scenario for expanding the size. Create EBS initial size 2GB (ebs1) ...
8
votes
4answers
5k views

ext3 fsck time versus partition size

I'm doing the setup for a large-scale storage farm, and to avoid the need for month-long fscks, my plan is to split the storage into numerous smaller filesystems (this is fine, as I have a ...
0
votes
2answers
242 views

Does a resize of a partition typically stretch the existing size of the used space on your file system?

On a dual boot system (Vista/Jaunty) I wanted to take some unallocated space and enlarge my ext3 partition. Upon doing so I noticed that the disk check that runs from parted kept failing at the end ...
4
votes
3answers
22k views

Read-only root file system - ext3 error?

I have a problem with ext3 filesystem. It's not writable and I can't remount it. # echo 1 > /file -bash: /file: Read-only file system # mount /dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw) # ...
3
votes
5answers
5k views

How to convert a reiserfs partition to ext3?

Is there a tool to convert a reiserfs partition to ext3?
16
votes
6answers
32k views

How do I determine the block size of an ext3 partition on Linux?

How do I determine the block size of an ext3 partition on Linux?
7
votes
5answers
7k views

How do I list a file's data blocks on Linux?

As I understand it, each file on a Unix-like operating system has an inode number (which can be viewed with "ls -i"), and each inode is a list of disk blocks that contain the actual data of a file. ...
0
votes
3answers
2k views

What is the meaning of Linux e2fsck “restarting fsck from the beginning”?

My regularly monthly corruption of my drobo ext3 linux means I have fsck -f -y the device but I'm getting the message above a few hours into the process. Anyone know what that means? I expect that it ...
0
votes
3answers
2k views

Can ext3 partition be cloned with NortonGhost 11.5?

I have clone NTFS Partition for how many years, but Ext Partition of Linux not ever since. To those who have experience with this, any comment either bad or good. Thanks.
2
votes
7answers
1k views

Filesystem for an external drive that'll only connect to Linux

I just bought a new 500GB external harddrive. Most of the time I only store operating system ISO's on those things and some movies. Large files anyway, well over 4GiB sometimes, so FAT is out of the ...
7
votes
4answers
21k views

kernel: journal commit I/O error

I am having some problems with a Dell 1950 server. I am installing RHEL 4.6 along with Oracle and some other software on here. I am randomly getting an error message saying "kernel: journal commit ...