Changing from ext3 to ext4

shmuel siegel fedora at
Wed Nov 4 00:15:18 UTC 2009

Kevin Fenzi wrote:
> On Wed, 04 Nov 2009 01:13:03 +0200
> shmuel siegel <fedora at> wrote:
>> Way back when ext4 became official, we were told that we could change
>> to ext4 by mounting our ext3 partitions as ext4. Gparted is still
>> reporting my partition as ext3. Can this be safely changed without
>> losing data.
> kevin
Thanks. The tune2fs instruction was the necessary extra step. BTW, it 
wasn't necessary to unmount the partition for the tune2fs (couldn't do / 
otherwise). But had to reboot and do the fsck on the reboot (it was 
forced because of some checksum errors)

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