ext3 is the default file system for many Linux distributions.

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2answers
914 views

How to copy directories using debugfs?

The debugfs manpage gives the impression that the command 'rdump . .' will recursively copy all files found on the specified filesystem from the debugfs cwd to the native filesystem's cwd. Instead I ...
18
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5answers
38k views
3
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3answers
1k views

Unable to list contents/remove directory (linux ext3)

System is CentOS5 x86_64, completely up to date. I've got a folder that can't be listed (ls just hangs, eating memory until it is killed). The directory size is nearly 500k: root@server ...
0
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2answers
983 views

Message: mkdir() [function.mkdir]: Too many links

We run a web application as a production. Some days ago I discovered the error signed in subject of this theme. I know what's the problem, but want to ask, what is right way for resolve this? Yes, we ...
4
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1answer
28 views

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. ...
4
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2answers
1k views

e2fsck / resize2fs problems

I've got 6 drives (each 1.5T, all same model and firmware revision) that are part of a RAID5 array. The RAID5 makes a LVM volume group and a logical group. The latter contains only one ext3 partition. ...
53
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22answers
18k views

rm on a directory with millions of files

Background: physical server, about two years old, 7200-RPM SATA drives connected to a 3Ware RAID card, ext3 FS mounted noatime and data=ordered, not under crazy load, kernel 2.6.18-92.1.22.el5, uptime ...
21
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9answers
21k views

Disk full, du tells different. How to further investigate?

I have a SCSI disk in a server (hardware Raid 1), 32G, ext3 filesytem. df tells me that the disk is 100% full. If I delete 1G this is correctly shown. However, if I run a du -h -x / then du tells me ...
5
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3answers
4k views

CentOS disable filesystem check: superblock last mount time is in the future

I'm persistently getting the "Superblock last mount time is in the future" error when booting CentOS 6. I've seen other questions which ask how to resolve this error, but I know exactly why it's ...
21
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10answers
19k views

How to make `rm` faster on ext3/linux?

I have ext3 filesystem mounted with default options. On it I have some ~ 100GB files. Removal of any of such files takes long time (8 minutes) and causes a lot of io traffic, which increases load on ...
1
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1answer
661 views

Debian package performance on XFS, btrfs, ext3, ext4

I did 4 clean installations of debian 6 and measured time of installing some average virtual package. FS options are default. time apt-get install build-essential I got very strange results ...
1
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1answer
44 views

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 ...
0
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1answer
31 views

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) ...
2
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3answers
29 views

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: ...
8
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2answers
14k views

How long should resize2fs take on a 1TB partition?

I've got a new computer at the university and almost set up everything for myself on it when I've noticed that the previous user of the machine used a huge 1TB ext3 partition only. I usually keep ...
13
votes
8answers
52k views

How do you re-mount an ext3 fs readwrite after it gets mounted readonly from a disk error?

Its a relatively common problem when something goes wrong in a SAN for ext3 to detect the disk write errors and remount the filesystem read-only. Thats all well and good, only when the SAN is fixed ...
3
votes
3answers
1k views

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 ...
20
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3answers
19k views

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 ...
4
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1answer
69 views

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 ...
0
votes
1answer
496 views

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 ...
14
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2answers
6k views

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. ...
1
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3answers
85 views

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 ...
3
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0answers
169 views

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 ...
0
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1answer
328 views

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 ...
0
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0answers
25 views

Defragmenting an ext3 filesystem after modifying using tune2fs

We have a number of servers that use local storage for a high performance data warehouse. We were running into issues with running out of space (the reserve space for ext3 volumes). We modified this ...
1
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4answers
589 views

Shredding data on a live server

Which is the best way to shred all data from a live dedicated server? I have no physical access nor any out of band remote management functionality to the server, only SSH access. Server is running ...
3
votes
4answers
410 views

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 ...
0
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0answers
123 views

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 ...
0
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0answers
60 views

mke2fs.ext3 stripe-width option missing

I'm trying to set up an ext3 filesystem on a RAID 6 array (with 6 disks) on XenServer 6.2 linux. All the help I can find tells me to use the -E stride=xx,stripe-width=xx options. However my version ...
1
vote
1answer
131 views

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 ...
1
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1answer
72 views

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 ...
0
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1answer
826 views

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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3answers
246 views

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" ...
6
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5answers
1k views

How do I get transparent, efficient, file system snapshotting or versioning on ext3/4?

I've long thought about versioning file systems. This is a killer feature and I've looked at Wayback, ext3cow, zfs, fuse solutions, or just cvs/svn/git overlays. I consider ext3cow the model for my ...
3
votes
1answer
127 views

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) /: ...
3
votes
3answers
829 views

How to recover this Linux partition?

I have this netbook, where the partition table looks like this ~$ fdisk netbook.dd Warning: invalid flag 0x0000 of partition table 5 will be corrected by w(rite) Command (m for help): p Disk ...
0
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2answers
74 views

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 ...
0
votes
1answer
118 views

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. ...
24
votes
12answers
4k views

Storing and backing up 10 million files on Linux

I run a website where about 10 million files (book covers) are stored in 3 levels of subdirectories, ranging [0-f]: 0/0/0/ 0/0/1/ ... f/f/f/ This leads to around 2400 files per directory, which is ...
5
votes
2answers
882 views

Apache's htcacheclean doesn't scale: How to tame a huge Apache disk_cache?

We have an Apache setup with a huge disk_cache (>500.000 entries, >50 GB disk space used). The cache grows by 16 GB every day. My problem is that the cache seems to be growing nearly as fast as it's ...
1
vote
1answer
118 views

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
votes
1answer
407 views

“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 ...
1
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5answers
5k views

How to run fsck on startup after a crash without the root password?

when the Red Hat 5.x workstation of a user crashes and leaves its filesystems with errors, on the next boot, it ask for the root password to enter single mode and run fsck manually. This is annoying ...
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votes
1answer
116 views

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 ...
3
votes
3answers
23k views

mount: cannot remount block device /dev/sda5 read-write, is write-protected

So, this is it. Everything is working as usual except the disk is read only and dont want to change back. ^_^! thanks. root@NODE02:/tmp# df . Filesystem 1K-blocks Used Available Use% ...
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votes
2answers
759 views

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 ...
4
votes
2answers
2k views

Major issues with fsck of 10TB ext3 RAID 6 (memory allocation failed, etc.)

I recently added a 7th 2TB drive to a linux md software RAID 6 setup. After md finished reshaping the array from 6 to 7 drives (from 8 to 10TB), I was still able to mount the file system without ...
0
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1answer
427 views

SAN Storage shared disk, files copied from other servers cannot be seen without re-mounting

I have a SAN Storage connected to my servers using fibre HBA. Using multipath, I've successfully mapped the device, formatted it as ext3, and mount it to my file system. But the problem is, the host ...
-1
votes
2answers
184 views

How to corrupt an ext3 partition so that it will undergo fsck to fix automatically at boot? [closed]

I'm looking for a way to corrupt an ext3 partition safely, so that it can be recovered by fsck on next boot, for testing purposes. Thanks!
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1answer
375 views

Impossible to read / delete some files

How can I fix a message like this (read after a dmesg command)? EXT4-fs error (device hdb1): ext4_lookup: deleted inode referenced: 119197 EXT4-fs error (device hdb1): ext4_free_inode: bit already ...