[mythtv-users] Performance issues with ext4

Boleslaw Ciesielski bc-mythtv at comcast.net
Mon Dec 28 03:45:09 UTC 2009

On 12/27/09 14:55, Daniel Kristjansson wrote:
> On Sun, 2009-12-27 at 14:45 -0500, Daniel Kristjansson wrote:
>> I sounds like you had performance issues with mysql on ext4.
>> I'm not aware of any such problems which are not shared by ext3.
> Let me correct myself, found something that said barrier mode could
> cause a severe performance regression. mount with barrier=0 to avoid
> this, but I don't know if that is really a good idea..

Thanks, I found this


which basically describes (probably) the same issue. Still, I don't know 
what the implications are either...


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