Questions tagged [ext2]
The ext2 tag has no usage guidance.
23
questions
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How to convert ext2 to xfs file system on Centos 7
I want to convert my partition file system ext2 to xfs since I will be dealing with larger files.
I am not quite sure how to do it, should I convert ext2 to ext4 first, then ext4 to xfs or direct ...
4
votes
1
answer
1k
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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 ...
3
votes
3
answers
199
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: ...
0
votes
1
answer
493
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LVM volume mapped block device size is 0
I'm having a problem with my LVM volume. I lost a disk out of my RAID array, and started in in degraded mode. Now when I try to access 2 of the LVM volumes, they report a block size of 0. Does anyone ...
3
votes
1
answer
351
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ext2 to ext4: Convert/upgrade or create new
We have a filesystem, on LVM, created as ext2 - and in daily use running 8-10 webservers (software, tempfiles, logfiles).
The discs are "local" to the OS, but are really SAN disks provided to the ...
2
votes
1
answer
2k
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Online resize of ext2 - Bug?
An ext2 filesystem can be resized - as long as the underlying block device can be resized - but not ONLINE.
However, as another posting of mine has showed, if the ext2 filesystem is mounted as ext4 ...
2
votes
1
answer
1k
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ext4: Online resize not detected
On a RedHat 6 server, we ran into an issue with online resizing of an ext4 filesystem.
With only /dev/sda we had 13GB available in the volume group, but needed 20GB more on one logical volume which ...
0
votes
1
answer
244
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rsnapshot ext4 to ext2 input output error
When making a rsnapshot backup from a ext4 to a ext2 filesystem, about 90% of the files cannot be opened and produce Input/Output errors.
When the target is ext4 too, it works flawless.
Any ideas ...
2
votes
1
answer
355
views
Backup SD ext2 partition
I have a Sheeva plug running ArchLinuxArm from SD card and I'd like to backup the SD card so I can restore everything in case something goes wrong.
I'd prefer to create an archive file (rootfs.tar.gz)...
1
vote
3
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5k
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How do you mount a RAID1 disk as a normal disk
I'd like to copy data off a disk (EXT2) that's part of a RAID1 mirror (Linux software RAID).
When I try to do a manual mount of the disk is complains that it's part of an array.
Is there a way to ...
5
votes
3
answers
1k
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Where is my space on /var being used?
I'm a novice linux admin and now responsible for the OS of a 3 node Tomcat cluster.
(Tomcat is handled by the DEVs luckily.)
I got alarmed by our monitoring solution that /var on server01 has only ...
0
votes
1
answer
861
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ext2 file system and Solaris 10
I have Solaris 10 installed on computer and I have USB flash drive with ext2fs partition. I want to mount flash drive and do this:
1) Download FSWpart and FSWfsmisc packages
2) Install:
root~#gzcat ...
1
vote
3
answers
466
views
ext2 dump/restore problem
I am running a mailserver with maildir storage. This means that quite a lot of files are created and I have just run out of inodes. AFAIK there is no magic command to increase number of inodes on ext# ...
4
votes
2
answers
3k
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Optimizing ext2 filesystem for use on LVM + RAID device? Stride, stripe-width, LVM IO size considerations
I'm building a new database server and am trying to make sure I have the setup as correct as possible. The database storage is 22x 15.7k RPM Western Digital SAS drives in RAID10, in an external SAS ...
2
votes
1
answer
2k
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NFS share: no space left on device
My setup consists of a server, running Ubuntu 10.10, and a device, running a customized Linux. The device gets its kernel and mounts its root filesystem from the server using TFTP and NFS, ...
1
vote
1
answer
154
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inodes and tree-depth in ext2
I have an ext2 filesystem with a maximum number of inodes per directory (somewhere around 32k), and also a maximum number of inodes in the entire filesystem (somewhere around 350m). Because I'm using ...
1
vote
1
answer
316
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mkfs fs-options for ext2 loopback device for backup
I'm looking to create a loopback device for local temporary backup storage. This will be used to store ~1000 files in ~20 directories.
I understand I'd need to use the mkfs command along the lines of:...
1
vote
2
answers
199
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Join files effectively on Linux
Is there a better way to join files that have been splitted than just doing a "cat" or "join"? These commands just copy the file streams into a new file on disk. A much better way would be ...
2
votes
4
answers
506
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Is it a good idea to let files grow above 2GB in ext2?
I'm working on a program that needs to run on a Linux distro with an ext2 filesystem. This program will write files which may become very large. I notice that ext2 has a maximum file size of 16GB to ...
2
votes
2
answers
1k
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Ext2-fs error which crops up monthly or sometimes weekly
I have an extremely strange error message which causes a complete system crash and remount of the filesystem as read-only. It all started ages ago when I installed a dodgy $2 ebay PCI modem and there ...
5
votes
2
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4k
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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.
3
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3
answers
7k
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How to boot Linux from a 16gb USB flash drive
I'm trying to install Linux on a single partition of a USB flash drive that's larger than 4gb.
The first place I went to is http://pendrivelinux.com. I can follow these instructions for installing ...
1
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4
answers
3k
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Mount Ext3 from external drive in Vista [closed]
How can I access data from Ext3 partition on external (USB) HDD from Windows Vista box? Or even better from Linux running inside VirtualBox on Vista host.
I'm interested in read, won't need to write,...