A recent Ubuntu bug has gotten slashdotted, and has started raising a lot of questions about the safety of using ext4. The essential “problem” is that ext4 implements something called delayed allocation.
Read more »Delayed allocation and the zero-length file problem
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The rush to Ext4: What's the hurry?
http://www.raiden.net –
This is somewhat of a simple observation on my part, but one of the things I've noticed of late is how the cry for Ext4 is growing, and fast. Sure, recent benchmarks make it look like the ultimate solution. But I don't recommend moving to the Ext4 file system just yet.
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EXT4 is improving the Linux experience
http://www.tuxmachines.org –
It’s a universal truth that all PCs are slow. All of them, no matter the hardware, no matter the OS, they’re slow. The faster it goes, the faster we want it to go. It’s never enough.
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Anatomy of ext4
http://www.ibm.com –
The next generation of the extended file system; ext4, provides improved scalability, reliability, and considerable new functionality. This article covers ext4 Functionality, scalability, and performance. It's an easy read to get to know the latest and greatest Linux file system.
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Grub 2 in Debian Etch
http://hackingwithdebian.blogspot.com –
Now you can use grub2 in Debian GNU/Linux 4.0 Etch. Grub2 supports high quality background images. Grub2 also supports booting an OS in an ext4 partition.
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Ubuntu 9.04 Receives EXT4 Support
http://www.phoronix.com –
With the EXT4 file-system having been stabilized with the Linux 2.6.28 kernel, the Ubuntu developers are preparing to adopt this evolutionary Linux file-system update. EXT4 will not replace EXT3 as the default file-system until at least Ubuntu 9.10, but as of yesterday, Ubuntu 9.04 now has install-time support for EXT4.
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Migrating to ext4
http://www.ibm.com –
Ext4 is the latest in a long line of Linux® file systems, and it's likely to be as important and popular as its predecessors. As a Linux system administrator, you should be aware of the advantages, disadvantages, and basic steps for migrating to ext4.
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A better ext4 filesystem for Linux
http://www.linuxworld.com –
A new Linux filesystem gets rid of the 256-petabyte limit, and adds a checksum feature for the journal. But developers want you to know that it's not yet ready for production sytems.
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