Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [ext3]

ext3 is the default file system for many Linux distributions.

ext3 offers many features as a file system - journaling as well as very efficient directory indices.

283 questions
3
votes
4 answers

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. On ext2 I once lost ALL my files because of a…
quamis
  • 362
  • 7
  • 18
3
votes
3 answers

How can I modify the wtime of ext filesystem

How can I modify the superblock of an ext filesystem so that I can set the field wtime (Last write time)? I've tried with debugfs: debugfs 1.42.9 (4-Feb-2014) debugfs: open /dev/sdd2 -w debugfs: ssv wtime "@0x64000000" debugfs: show_super_stats…
bat_ventzi
  • 201
  • 2
  • 5
3
votes
1 answer

could fsck -Af -M cause corrupt filesystem?

Last night my server encounter "Read-only file system" error. So then I ran "fsck -Af -M" to trying to repair but no use, these are output: fsck 1.39 (29-May-2006) e2fsck 1.39 (29-May-2006) /: recovering journal fsck.ext3: Bad magic number in…
foo
  • 33
  • 4
3
votes
3 answers

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. ( Similar to setting uid and gid for a vfat mount…
user14852
3
votes
3 answers

How do you *tag* a partition as ext4?

I have an ext3 partition so when I do this: mount /dev/blah /mnt/blah it is mounted automatically as ext3. I can get it to mount as ext4 by running mount -t ext4 /dev/blah /mnt/blah and it works. I presume the partition is somehow tagged as being…
Pablo
  • 7,249
  • 25
  • 68
  • 83
3
votes
4 answers

If I upgrade an ext3 fs to ext4, will it automatically increase the maximum amount of directories per directory?

Due to an external unavoidable situation*, I need to have more than 32k directories in a directory (but as far as I can tell, less than 64k). I'm hitting the limit of ext3. I presume the original server was running ReiserFS. The backup is stored in…
Pablo
  • 7,249
  • 25
  • 68
  • 83
3
votes
2 answers

Failed volumes on RAID - how to handle?

I've got a situation on a RAID that I've taken over responsibility for recently and really could use some advice. I hope I haven't mucked it up to much. A couple server on the ad-hoc cluster I'm administering started reporting disk problems.I ran…
Michael S
  • 305
  • 2
  • 12
3
votes
1 answer

SLES 11 recommended filesystem

We are upgrading some servers from SLES 10 to SLES 11 and I just saw that ext4 is not supported. Should I move to XFS or keep ext3? I will be moving the programs and databases to a new VM so reformatting is not a problem. We are currently using…
Jure1873
  • 3,692
  • 1
  • 21
  • 28
3
votes
3 answers

one 16K random read I/O issues 2 scsi I/O (16K and 4K) requests in linux

I noticed weird issue when benchmarking random read I/O for files in linux (2.6.18). The Benchmarking program is my own program and it simply keeps reading 16KB of a file from a random offset. I traced I/O behavior at system call level and scsi…
hiroyuki
  • 31
  • 2
3
votes
1 answer

Solaris support for ext4/ext3/btrfs

Does anyone know if Solaris 11 (Sparc version) supports mounting ext3/ext4 or even better Btrfs volumes ? Most of the topics I find on the web are quite outdated (2006/2007) and reference old versions of Solaris which were pretty unfriendly to Linux…
devlearn
  • 141
  • 1
  • 6
3
votes
2 answers

optimizing ext[234] for small file throughput

I have a system that has a high throughput of small files on disk, i.e. a huge number of small files are created, written and deleted within seconds. Are there any reasonable ext2/ext3/ext4 mount options to improve the performance? I guess,…
Michael
  • 285
  • 4
  • 16
3
votes
4 answers

Data consistency with RAID 5 and BBWC

I have a few questions about RAID 5, BBWC (Battery Backed Write Cache), filesystem (ext3) and optionally mysql. I have a hypothesis and I ask Server Fault community to validate or not this one: The system is UP, applications works with database and…
Joris.B
  • 33
  • 6
3
votes
2 answers

ext3 Snapshot Support

Does the ext3 filesystem support snapshotting? If so, is can this be done with straight partitions with no LVM? An example of "straight partitions" would be the following: /dev/sda1 /boot ext3 /dev/sda2 / ext3 /dev/sda3 swap
U85
  • 121
  • 4
3
votes
1 answer

Mounting an LVM EXT3 dd in linux

I'm using Ubuntu and am getting an error that tells me the filesystem can not be identified when I try to mount a LVM ext3 disk. I'm passing "ext3" as the type and have been able to mount ext2 disks. How can I mount the image?
justforfun
  • 31
  • 1
  • 2
3
votes
2 answers

Server Frequently gets Read-Only File System

This server has RAID-1 configured. It get readonly file system everyday. if i reboot it, it gets back with a read-write file system. but after a short while, readonly again... Any idea please? Thanks. # dmesg |grep error VFS: cannot write quota…
Jasper
  • 63
  • 1
  • 8
1 2 3
…
18 19