Questions tagged [ext3]
ext3 is the default file system for many Linux distributions.
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What is the purpose of having a "/" and a "/home" partition in linux?
I'm doing a clean install of CentOS 8 minimal, and by default it suggests these paritions:
swap swap 4G
/boot ext3 512M
/ ext4 2014G
/home ext4 all
(this is with a pair of 4TB NVMe drives in ...
2
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1
answer
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RedHat server not booting: "The superblock could not be read"
After restarting a RedHat server, it fails to boot into the operating system. It says "an error occurred during the file system check". After doing a fsck, it says
The superblock could not ...
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How to copy a file using using raw disk blocks?
The underlying raw disk blocks that a file uses can be seen with command filefrag. And in the example below I could use dd to copy all 11 chunks and cat them together to construct an exact copy of ...
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Can we add more volumes/disks to an existing mounted ext3/ext4 mountpoint?
Have a quick question on adding space via a new disk/block device to a non-root/ext3 mount-point that has data and is mounted.
I Have an ext3 mountpoint '/u01', which has a device '/dev/sdb' attached....
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3
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How to get DRBD to automatically start after reboot, mount volume, start service, and configure primary/secondary
I have a great working version of DRBD across two Debian Stretch servers which I created by following this awesome guide:
https://www.howtoforge.com/setting-up-network-raid1-with-drbd-on-debian-...
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1
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tune2fs says "clean with errors". What next?
tune2fs says "clean with errors". What next?
We rebooted the server, but this did not help.
What is not the next most feasible step?
This is a production system. I would like to avoid down-times.
...
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3
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DL380 G5, RAID5, ext3, RAID Failed
We have an old HP DL380G5 server, with 5 300GB SCSI 3.5'' disks in a RAID5 array, in an external bay, formatted as a logical volume with ext3 filesystem, that hosts 1.2 TB of sensitive clinical ...
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Behaviour of ext3 filesystem when it hits %100
We had an unexpected increase on one of our mount points (~40GB) on a old RHEL 4 server (2.6.9-89.0.2 x86_64 kernel). It hit %100 usage ( Size and Used both said 37G, Avail said 0) as per df -h.
I ...
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1
answer
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Prevent corruption on ext3 Linux Vms running on Xenserver after Equallogic hung for 45 minutes
I face a problem today with my Storage Equallogic PS4000E, they get stucked for 45 minutes then goes up and running normally, no logs, no nothing to help us discover what happens.
Well, I run a ...
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2
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read-only symlinks replaced with file when edited
I'm about to make a copy of a website (templates)
Would it be possible to make symlinks, so changes in the original is reflected in the copy, but if I edit the copy, the symlink is replaced with the ...
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4
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ext3: permissions of the mountpoint change when I mount
I need ordinary users to be able to mount /dev/loop0p1 and /dev/loop0p2 on my machine. /dev/loop0p1 is always going to be a FAT32 partition and loop0p2 - a ext3.
To that end, I have:
1) created ...
3
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1
answer
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EXT4 filesystem corruption
I have a CentOS 6x server and running a Java application on it, the application is using a mount point /javapp which is an EXT4 filesystem.
suddenly I got the following error in the system logs:
...
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2
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Can Btrfs use SSD for metadata and leave bulk data on HDD?
is it possible for Btrfs to use SSD for metadata only & leave bulk data on less costly storage such as HDD? I refered to this page Using_Btrfs_with_Multiple_Devices and can not find a solution.
...
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Having trouble mounting an mdadm array. Corrupted Filesytem?
I have a server that crashed and won't power on. I don't care about the server, but I'd like to recover the data attached to 2 external usb drives that were mirrored (raid 1) using mdadm. This system ...
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2
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Huge /var/log directory inode in ext3 after creating and removing many files
I have Debian Jessie, /var/log on root partition of type ext3 (rw,relatime,data=ordered). Four days ago logrotate dumped tens of thousands files, this was fixed and files deleted. After this:
# du -...
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1
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ext2 or ext3 without journaling
I've recently came across several servers with different "strategies" for their /boot partition (btw, always as /dev/sda1, 512M)
Some servers use ext2 for /boot, some use ext3 for /boot, and for the ...
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change file system from ext3 to ext4 effict on MySQL
I have a situation where MySQL was installed in Linux with a ext3 file system. One table (InnoDB) reached the maximum size allowed for ext3 (2 TB) , insert statement gave "The table 'foo' is full". I ...
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Why hasn't disk usage decreased by 6,728k after hard linking a file away?
Given this sequence of commands…
$ pwd
/data/backup/rsnapshot
$ sudo du -csk daily.{2,3}/ruminant
1195040 daily.2/ruminant
36712 daily.3/ruminant
1231752 total
$ ls -isk /data/backup/rsnapshot/...
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1
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Linux ext3 Directory index full - internals
Encountered a situation today on a server that has me wondering. Here's the scenario:
Syslog shows:
kernel: EXT3-fs warning (device sdb2): ext3_dx_add_entry: Directory index full!
Found the ...
3
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2
answers
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df shows bad information on partition usage
I've tried to deal with this for days now with no luck. In this forum and also in other ones I can see a lot of discussion about this but none of the solutions have worked for me.
My current ...
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1
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my ext3 to ext4 dont work
my tools on centos 5.11
kernel - 3.2.69
util-linux-ng-2.17 ( mount 2.17 )
e2fsprogs-1.41.14
grub-1.97
this tool and kernel are all working
my steps
boot on recovery
change the fstab (/dev/...
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0
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Why is nfs server not seeing resized filesystem size?
On the NFS server, when I extend the the logical volume (using lvm2) and subsequently the ext4 fs on top of it (using resize2fs), I'm able to see the new size locally with df. But the NFS clients ...
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2
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How to delete journal on ext3 network drive
Something happened when I was copying files to a ext3 drive (via network, mounted by samba) and I lost ability to write anything to this HDD. After I used dmesg command it is explained:
db: Current: ...
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3
answers
181
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Logical Volume 100% Use but 50G Appears Free
I am resizing logical volumes on a CentOS server and I have come across an issue where the volumes say that they are 100%, though the "Size" and "Used" columns seem to indicate that there should be ...
2
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1
answer
341
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Why does /sys/fs/ext4/vda1 exist when /dev/vda1 is ext3?
I'm trying to tune my filesystem for some operations I have to do involving huge numbers of files. Then I got confused about what FS I'm even using.
tune2fs -l /dev/vda1 contains:
Filesystem magic ...
4
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1
answer
160
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serviceable ext3 partition ruined by fsck
I've got several systems with an ext3 lv / that work just fine until fsck'd — then they are unrecoverably corrupted.
What hope do I have of repairing these systems, and, separately, what went wrong?
...
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2
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Move an ext3 fs to a larger mdadm array in one step
I have an ext3 fs on an mdadm array of 1TB disks on an openSUSE system, and I want to move the fs to a new array of (the same number of) 3TB disks. I can have the system running with this fs ...
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1
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Which kjournald process belongs to which filesystem?
I understand that each mounted ext3 filesystem will have a corresponding kjournald process running. One of those processes is using lots of CPU, and I'd like to know which filesystem is responsible.
...
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1
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relocate EXT3 quota files
Is it possible to relocate the quota files for one filesystem to a different filesystem (e.g. using a symlink)?
Rationale: testing SSD with quota, and I am worried that the constant writing to the ...
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1
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Fastest way to remove numerous big files
I have a directory with integration tests temporary files, which has the following structure:
TestTemp --- Test01 (~1.5TB) --- Subdirectory01 (~100GB) -- Destination JSON (1-100MB)
...
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3
answers
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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: ...
4
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1
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mv: Out of diskspace but can cp
We have a weird behaviour that we can not move files into a certain directory anymore. We get
lstat("NewBatches/R910140805849312.dat", {st_mode=S_IFREG|0644, st_size=2850, ...}) = 0
lstat("Imported/...
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1
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EXT3-fs error (device dm-10)
I got this log error below:
Aug 1 20:44:01 TDBP24LV kernel: EXT3-fs error (device dm-10): ext3_free_blocks_sb: bit already cleared for block 8159746
Aug 1 20:44:01 TDBP24LV kernel: EXT3-fs error (...
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input/output error at clean ext3 partition - how to check what wrong with data block
I have a problem with a file at a ext3 partition on CentOS 5 server (kernel version 2.6.18-164.15.1.el5) with a HP Raid Controller:
hpacucli ctrl all show detail
Smart Array P410 in Slot 1
Bus ...
5
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0
answers
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Cannot set ACL on ACL-enabled EXT4 partition
I am trying to enable xattrs and acls on a Debian machine. I've (re)mounted the partition in question with user_xattr and acl. (/dev/md3 is the partition in question)
root@fs01:/# mount | grep /dev/...
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3
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Expanding ext3 /usr partition safely with minimal downtime
I have inherited a Centos 5.5 server provided by Softlayer.
My /usr partition is filling up, and I can't see any quick wins by deleting cruft. It looks like the sheer number of cpanel accounts is to ...
2
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1
answer
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Resizing Partitions on Live RHEL/cPanel Server
I've resized many partitions over the years on Linux, Windows and Mac OS X -- but always using a GUI. However, the time has come where the preset partition sizes my data center placed on my server ...
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0
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Debian mail server's Maildir folder with too many files causing disk I/O to go on high load
I have a Debian mail server running Postfix, Courier and Maildir, with disks on EXT3 filesystem.
I have noticed that when I use my webmail application (Squirrelmail, in this case). It gets some kind ...
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1
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Reclaiming Space That 'df' Says Should Be Available
I have a linux server hosted on one of Rackspace's CloudServers and it is showing that I have both no room available, yet also shows I have 12GB not used on the root partition. This server's only job ...
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ext3 mount options differ from linux kernel doc
I'm playing in my server lab with ext3 filesystem mount options, looking the kernel doc
https://www.kernel.org/doc/Documentation/filesystems/ext3.txt
I'm using redhat 5.8, if try to mount the fs in ...
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2
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Mount .vhd stored on ext3-NAS in Windows 7 without copying to NTFS Disk. Is this possible?
i have an vhd-Image stored on a NAS. I can't directly mount it, because the NAS stores the file in an ext3-system (i read this is causing trouble). I can't copy the file to a NTFS disc, because it's ...
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What happens if fsck.ext4 -y is run on a ext3 fs and how to I recover from it
I had a mountable fs (pretty sure it was ext3), fsck.ext4 was run with -y and ended in a segmentation fault. Now it is unmountable (dmesg says it's corrupt) and identifies as a ext4 fs via the "blkid" ...
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1
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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)
/: ...
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CentOS thinks Disk is busy, can't mount or fsck
I'm a longtime user, and first time question submitter. I've spent a full day searching this and many other sites for a solution, but I must resort to requesting assistance to resolve my situation.
...
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2
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Program complains not enough disk space even if the disk space exists
I have an EXT3 partition mounted in ordered data mode. If a power failure occurs when a program is creating files on that partition, I see that space usage reported is normal and I don't see any ...
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1
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force fsck to fail on boot
I am working on a embedded debian linux device. Owing to the power being pulled at any time resulting in a sudden power loss, we have set FSCKFIX from "no" to "yes" in the /etc/default/rcS file. ...
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1
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Is the Ext3 filename limited to 255 symbols or 255 bytes?
I cannot save the file with the name containing more than 127 Cyrillic UTF-8 symbols on my Ext3 filesystem. It is possible so save the files containing up to 255 English UTF-8 symbols though.
So is ...
4
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1
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"No space left on device" error when writing certain session filenames
I have some filenames (session files) that can't be written ("No space left on device"). Other filenames (same directory) are fine. Disk is not full. The filesystem is ext3
PHP is giving an error ...
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1
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Liferay cluster with SAN storage with ext3 [duplicate]
I'm deploying an liferay portal in a cluster which has 2 node load balanced, and config both to access to the same data location in a SAN storage devide. The problem is each node can not see the other ...
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2
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How to convert lvm to ext3/4? [closed]
I have an old box(CentOS 5) that was formatted as lvm but now I want to convert it to ext3/4 file system without losing data. I have some empty disks that can be used, so is there an easy way to do ...