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Re: ext3 performance



On Wed, Jan 21, 2004 at 07:45:54AM +0100, Cedric Gavage wrote:
> Is there a difference in performances between a filesystem directly 
> created with mkfs.ext3 (with default parameters) and a "tune2fs -j" 
> converted filesystem from ext2 to ext3 (with default parameters).
> 

Basically, no.  You get the same journal size, and etc.

> It's in a case of a filesystem with big IO usage.

With tune2fs -j there is a possibility of getting a fragmented journal file
if there isn't enough contingous space available on your converted filesystem.

You can check it with debugfs though...




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