Slower performance with ext4

Leonard Chatagnier lenc5570 at sbcglobal.net
Fri Oct 30 13:12:18 UTC 2009



--- On Fri, 10/30/09, Karl F. Larsen <klarsen1 at gmail.com> wrote:

> From: Karl F. Larsen <klarsen1 at gmail.com>
> Subject: Re: Slower performance with ext4
> To: "Ubuntu user technical support, not for general discussions" <ubuntu-users at lists.ubuntu.com>
> Date: Friday, October 30, 2009, 7:38 AM
> Leonard Chatagnier wrote:
> > --- On Fri, 10/30/09, Karl F. Larsen <klarsen1 at gmail.com>
> wrote:
> > 
> >> From: Karl F. Larsen <klarsen1 at gmail.com>
> >> Subject: Re: Slower performance with ext4
> >> To: "Ubuntu user technical support, not for
> general discussions" <ubuntu-users at lists.ubuntu.com>
> >> Date: Friday, October 30, 2009, 7:05 AM
> >> Raphael wrote:
> >>> Help, after I had clean installed Karmic on my
> ext4
> >> partition, 
> >>
> >> the performance was significantly slower compared
> to ext3.
> >>
> >>   Startup was around 7 secs but
> with ext4 it's now 20
> >> secs 
> >> application
> >>
> >>   speeds are also slower.
> >>
> >>
> >>     If you can document this
> in a bug report
> >> it will help the 
> >> designers of ext4 to work on their project to
> speed it up.
> >>     
> >> I have been working on my wife's Windows XP and it
> is sure
> >>
> >> lazy coming on. They have an early Microsoft add,
> and then
> >> XP 
> >> starts to unfold...
> >>
> >> Karl
> >>
> >>
> > Karl, try reading the link the OP gave.  A bug
> report has already been filed.  Actually it was on data
> loss as far as I read. 
> > Leonard Chatagnier
> > lenc5570 at sbcglobal.net
> > 
> > 
>     I did goto his bug report and the
> responders seemed to change 
> it to lost data. In his message he said ext3 was much
> faster 
> than ext4.
> 
> 
It is a little confusing; subject vs. link.  However, I find Karmic much faster than ext3 on everything except browser surfing but that's not the same issue.
Leonard Chatagnier
lenc5570 at sbcglobal.net





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