The ext4 or fourth extended filesystem is a journaling file system for Linux, developed as the successor to ext3.

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unable to mount lvm ext4 filesystem

I was moving a couple of physical volumes from my lvm. I managed to successfully pvmove and pvremove them. After this i was moving some files from the lvm to one of the removed pvs. Now during this my ...
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Recover data from repartitioned EXT4 filesystem

On my drive I had 2 partitions for an Ubuntu 9.04 (swap, /) and one partition for Windows. I figured out that I should upgrade my Ubuntu, so I deleted the "/" partition and in its place created 2 new ...
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Recommendations for Filesystem

I have built the bones of a NAS system (which comprises of Ubuntu server 11.04 on 500GB SATA drive, and 3 2TB SATA disks in software RAID5 configuration)... I'm looking for some advice on what ...
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Does an ext4 writer for Windows exist?

Are there any applications that can write to ext4 file systems from Windows?
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Command: How to format Ext2/Ext3 with Cygwin? [duplicate]

Possible Duplicate: How to format Ext2 in WinXP? I just installed Cygwin, then i want to format my usb drive to Ext2/3/4 or any other Linux FS. What do i need? And, what is the command?
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How do I prevent external systems from mounting my ext4 partition?

I have an ext4 partition which I use as my home partition. I noticed that by running another Linux system either from the disk or even from LiveCD I am able to mount and inspect the contents of said ...
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Stuck choosing between ext4 and ext3 for the file system

I was in the process of installing Ubuntu 11.10, but got stuck choosing which file system to use. ext3 and ext4; which is better for a personal desktop? If ext4 is better, will it work well on my ...
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816 views

How do you make NTFS living with ext4 safe for windows to mount

Hi I want to partition a hard drive with NTFS and ext3. I was going to partition the drive all with primary partitions (don't need 5+ parts) in windows XP then change the last partitions to 83/Linux ...
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954 views

ext2explore for windows doesn't read ext3/4 sparse files what does?

I have some sparse files that I want to read/copy to windows but I can't find a FS reader that works any suggestions? EDIT: to clarify the sparse files are living on an ext3 partition it's this ...
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Is ext4 more expensive than ntfs?

I have just converted an NTFS partition to ext4, however the total space seems reduced from 421G to 415G. Where did the 6G go? And, the reserved space is grown to 199M in ext4, much larger compared to ...
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resize2fs seems stuck at pass 3 (scanning inode table) - what to do?

I have a machine running Arch Linux (2010, I believe) with a 6TB RAID-5 array hooked up to a Highpoint RocketRaid 2320. I've been having issues with the RAID controller's drivers and the latest Linux ...
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Filesystem config for 4k sector drive that reports 512 byte sectors [duplicate]

Possible Duplicate: Western Digital Green drive from 512 byte sectors (jumpered) to 4k byte sectors (removal of jumper) I have just purchased two Western Digital WD20EARS disks and ...
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2answers
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Mount ext4 partition with >4KiB block size

I'm attempting to mount a partition from a NAS and the block size is 65536 bytes, this is above my distribution's precompiled kernel memory paging size of 4KiB, so I cannot mount it normally. Which ...
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Online, “Smart” Partition Manager with Full Ext4 Support?

Is there any partition manager for Windows that can manage (resize, move, etc.) ext4 partitions? Caveats: Resize must be smart when resizing from the beginning of the partition. Many partition ...
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Disk formatting issue on Linux [duplicate]

Possible Duplicate: Free Data recovery tool for linux? my dad formatted a 204GB disk and it's now showing as "Unknown" 199GB partition with 4.7GB extended partition and 4.7GB swap space ...
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3answers
762 views

Recover ext4 filenames

I have a corrupted ext4 file system that had ~7 TiB of data on it. Using photorec, I was able to recover usable data, but all the filenames are gone. Is there a tool that would let me recover the ...
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686 views

script to convert ext4 filenames to ntfs

ext4 allows certain chars in filenames which ntfs doesn't. Is there a script to replace those chars in filenames?
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758 views

Recovering files from a failed ext4 partition resize

I didn't know a resize operation on a 750 GB disk was going to take 40+ hours, and I was biting my nails the whole time, until the power went out when "only" 8 hours where left... I can still mount ...
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Is fsck for ext4 available for 64-bit systems?

First, I'd like to thank James T & ct64116 for their help on my first question; I accidentally overwrote an ext4 partition with the Windows 7 installer and lost something like 300Gb of files. I ...
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Multiple partitions for an external USB hard drive used by Linux and Windows

I want to split a large external USB hard drive into at least 2 partitions. I've heard that multiple partitions on a USB drive involves problems not associated with partitioning a regular IDE/SATA ...
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2answers
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are there any drawback for using NTFS for linux?

I use linux for work (perform c++ calculations, latex) and I use windows for entertainment (dj software, tablet functionality). I'd like to access (read and write) to my linux partition from windows. ...
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335 views

Identical hard drives with different sizes (formatting)

I have two hard drives, which are identical, same model though purchased at different times, but in all respects the same. Afaik the manufacturer hasn't changed capacity (Seagate expansion). However, ...
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What filesystem should I use for a large amount of disk space in Linux (>32TB)?

I am trying to make a large file system in linux, but have run into problems with many of the common file systems. JFS has a bug that does not allow expansion over 32TB. XFS has a bug in the fsck ...
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955 views

Encryption, loop device and journaling file system on Linux

I've been reading up on tools like Truecrypt, loop-AES and Cryptoloop that use a "loop device" to create an encrypted disk volume within a file. On the README page for loop-AES, it has this paragraph ...
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View bad blocks on mounted ext2/ext3/ext4 filesystem

I've ran fsck -c on the (unmounted) partition in question a while ago. The process was unattended and results were not stored anywhere (except the bad block inode). Now I'd like to get bad block ...
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Why is an Ext4 disk check so much faster than NTFS?

I had a situation today where I restarted my computer and it said I needed to check the disk for consistancy. About 10 minutes later (at "1%" complete), I gave up and decided to let it run when I go ...
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Ubuntu doesn't start, how to repair its ext4 system-partition?

My netbook crashed while booting Ubuntu (I accidently removed a usb stick while booting) and now doesnt start anymore. It gives the following error and goes into an ash (BusyBox built-in) shell: ...
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Is there any way to restore EXT4 partition

Is there any way to restore ext4 partition after formatting the entire hard disk then making two partitions of NTFS
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Is there a way to mount an EXT4 volume image in Windows 7?

Made with ddrescue. I'm guessing not.
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mounting ext4 fs with block size of 65536

I am doing some benchmarking on EXT4 performance on Compact Flash media. I have created an ext4 fs with block size of 65536. however I can not mount it on ubuntu-10.10-netbook-i386. (it is already ...
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Questions about solid state drives?

How to tell if a hard drive is solid state drive? For example: For one laptop, its hard drive is 244GB Western Digital WDC WD2500BEVS-08VAT2 (SATA) For another, its hard drive is 98GB ...
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Windows with a better filesystem

From my observations as a Java developer working on Windows workstations, NTFS is slow compared to Linux filesystems. Question is, is there anything in the NTFS driver that can be manually tuned, for ...
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Why might Gparted be failing to format partition on Dell D600 Latitude laptop?

I have installed a dozen dual boot XP / Ubuntu boxes, however this one has me stumped. After the installation failed in the partitioning phase I tried manually partitioning using a Gparted LiveCD. I ...
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Which ext4 features are missing on an upgraded filesystem?

Which ext4 features will be missing on a filesystem upgraded from ext3 to ext4 using the instructions here? The text explains: There are additional ext4 features, such as flex_bg and > 16TB ...
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how do i recover files and directory structure of an NTFS volume that was formatted as ext4? [duplicate]

Possible Duplicate: Free NTFS partition recovery last night (at an hour i should have been asleep) i installed ubuntu 10.10 0 onto a disk partition that had many files. the partition was ...
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Upgrade root (also boot) filesystem from ext3 to ext4 on Debian

After upgrading a Debian system from 5.0 to 6.0 (Lenny to Sqeeze), how do I go about upgrading the root filesystem (which in this case is also boot) from ext3 to ext4?
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Invalid size displayed for SSD

I have an 80GB Intel X25-M SSD drive installed on a Linux box running Debian 5.0. The file system on the SSD is ext4. I've had no problems with the drive, and have been using it for quite some time ...
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How to access the ext4 file system on Windows

How to access the ext4 file system on Windows XP ? I've tried the ex2explorer but I can't copy the files.
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Linux driver keep saying 0 bytes free, and only root can write

I have a very very insane problem with my ssd sata harddisk. I did fill the harddisk, and Thunderbird complained about "no space left on device". But even if I delete some files from the harddisk, ...
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My ext4 partition became unreadable

When I boot up my PC (duel boot with Vista, which works fine) and go to ubuntu in the grub menu I get an almost immediate kernel oops. Errors include (from memory) /dev, /proc & /sys doesn't ...
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MacFUSE + ext4fuse = No luck

So I'm trying to mount my ext4 (with extents) partition on Mac OS X using MacFUSE (from MacPorts) and ext4fuse (compiled from git), but I just can't manage to do it. I'm trying to do it like this: ...
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Is it possible to restore a backup on different filesystems?

I'm now using Ubuntu 10.04 with ext4 and for the second time in my life I experienced data loss (not for real: I got backups) and I'm assuming problems with the recent ext4 fs. I want to restore all ...
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How long does it usually take to format a 2TB external HD using ext4 and gparted?

How long does it usually take to format a 2TB external HD using ext4 and gparted?
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Why don't I have TRIM on Ubuntu 10.04 + ext4 + Samsung SSD UM41 + Latitude 13?

I'm running Ubuntu 10.04 and lshw shows a "SAMSUNG SSD UM41". Thanks to SU, I determined previously that my system isn't using TRIM. Summary: my BIOS SATA settings should say AHCI (check) kernel ...
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Windows Viruses Infected ext4 drive

I have a drive thats formatted as ext4 and being used by my linux install. It recently got infected by some viruses and clamav is just pathetic as it asks to delete each file, something which i would ...
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how can fsck to recover from hardware failure?

I have a RAID 5 array using mdadm and ext4 as its filesystem. We got a strong power surge and one of the drive faulted, while another one got a bit flakky, aka "click of death". I replaced the disks ...
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Modify fstab entry so all users can Read and Write to an EXT4 Volume

I have an Ubuntu 10.04 box with an EXT4 partition. This partition is set to automatically mount in /etc/fstab. For the purposes of this post, we'll call it: /media/foo. Unfortunately, only root ...
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How can I recover/undelete files from an ext4 partition?

Has anyone had success recovering deleted files from an ext4 partition? I've tried various utilities, but none have worked yet. I'd be grateful if someone can share a success story!
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How do I access files inside a Wubi virtual ext4 Ubuntu partition from within Windows?

I just installed Ubuntu 10.04 using Wubi on a PC that has Windows XP and Windows 7 installed. I was working in it for a while and everything is just fine. However, when I booted back into Windows 7, ...
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Determine which sectors of a hard disk a given file occupies?

Is there a way I can see which sectors of the hard disk a given file occupies? The filesystem is ext3 or ext4 on Linux.