Re: [gentoo-dev] Optimizing performance

[Curtis Napier <curtis119@gentoo.org>]

Wernfried Haas wrote:
> On Thu, Dec 15, 2005 at 09:13:34AM -0500, Chris Gianelloni wrote:
>>There was a tip in the GWN about
>>turning on dir_index on an already formatted file system.  If formatting
>>a new one, just use mkfs.ext2 -J -O dir_index /dev/$whatever to create
>>your file system.
> 
> 
> Good thing you remind me of that. As a new ext3 convert (i happily
> used reiser3 for years before), any problems to be expected by doing
> so? Afaics it turns on B-trees which should have no impact on the
> safety of my data, right? Just want to make sure, i rather use a
> slightly slower file system than risking data loss.
> 
> cheers,
> 	Wernfried
> 

I've been using it on ext3 for about a year and it has never lost any 
data. It also seems to speed up emerge --sync about as much as using 
reiser3 does.
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