On Tue, May 12, 2009 at 8:12 PM, Nicolas Pitre <n...@cam.org> wrote:
> On Tue, 12 May 2009, Øyvind Harboe wrote:
>
>> On Tue, May 12, 2009 at 6:39 PM, Nicolas Pitre <n...@cam.org> wrote:
>> > About performance: things  are reasonable again.  It takes 90 seconds to
>> > flash 450 KB to NAND instead of 5 minutes.  But in the days of rev 1520
>> > this was like 80 seconds, so there is still a slight regression left
>> > there.
>>
>> Any chance you can check if that residual performance regression
>> is somewhere between 1520 and 1606?
>
> What I was saying is that, compared to 1520, the current head is like
> 10% slower.  But it is way better than 1729 which was 4 times slower.

I can't explain, off the bat, why svn head would be slower.

What if the residual regression happened between 1520 and 1606?

Perhaps you could bisect it down to a release between 1520 and 1606?

At least it would be good to know the performance of 1520 vs. 1606...




-- 
Øyvind Harboe
Embedded software and hardware consulting services
http://consulting.zylin.com
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